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.mx-xl-n1{margin-right:-.25rem!important}#pageLesson .mb-xl-n1,#pageLesson .my-xl-n1{margin-bottom:-.25rem!important}#pageLesson .ml-xl-n1,#pageLesson .mx-xl-n1{margin-left:-.25rem!important}#pageLesson .m-xl-n2{margin:-.5rem!important}#pageLesson .mt-xl-n2,#pageLesson .my-xl-n2{margin-top:-.5rem!important}#pageLesson .mr-xl-n2,#pageLesson .mx-xl-n2{margin-right:-.5rem!important}#pageLesson .mb-xl-n2,#pageLesson .my-xl-n2{margin-bottom:-.5rem!important}#pageLesson .ml-xl-n2,#pageLesson .mx-xl-n2{margin-left:-.5rem!important}#pageLesson .m-xl-n3{margin:-1rem!important}#pageLesson .mt-xl-n3,#pageLesson .my-xl-n3{margin-top:-1rem!important}#pageLesson .mr-xl-n3,#pageLesson .mx-xl-n3{margin-right:-1rem!important}#pageLesson .mb-xl-n3,#pageLesson .my-xl-n3{margin-bottom:-1rem!important}#pageLesson .ml-xl-n3,#pageLesson .mx-xl-n3{margin-left:-1rem!important}#pageLesson .m-xl-n4{margin:-1.5rem!important}#pageLesson .mt-xl-n4,#pageLesson .my-xl-n4{margin-top:-1.5rem!important}#pageLesson .mr-xl-n4,#pageLesson .mx-xl-n4{margin-right:-1.5rem!important}#pageLesson .mb-xl-n4,#pageLesson .my-xl-n4{margin-bottom:-1.5rem!important}#pageLesson .ml-xl-n4,#pageLesson .mx-xl-n4{margin-left:-1.5rem!important}#pageLesson .m-xl-n5{margin:-3rem!important}#pageLesson .mt-xl-n5,#pageLesson .my-xl-n5{margin-top:-3rem!important}#pageLesson .mr-xl-n5,#pageLesson .mx-xl-n5{margin-right:-3rem!important}#pageLesson .mb-xl-n5,#pageLesson .my-xl-n5{margin-bottom:-3rem!important}#pageLesson .ml-xl-n5,#pageLesson .mx-xl-n5{margin-left:-3rem!important}#pageLesson .m-xl-auto{margin:auto!important}#pageLesson .mt-xl-auto,#pageLesson .my-xl-auto{margin-top:auto!important}#pageLesson .mr-xl-auto,#pageLesson .mx-xl-auto{margin-right:auto!important}#pageLesson .mb-xl-auto,#pageLesson .my-xl-auto{margin-bottom:auto!important}#pageLesson .ml-xl-auto,#pageLesson .mx-xl-auto{margin-left:auto!important}}#pageLesson .h1,#pageLesson .h2,#pageLesson .h3,#pageLesson .h4,#pageLesson .h5,#pageLesson .h6,#pageLesson h1,#pageLesson h2,#pageLesson h3,#pageLesson h4,#pageLesson h5,#pageLesson h6{margin-bottom:.5rem;font-weight:500;line-height:1.2}#pageLesson .h1,#pageLesson h1{font-size:2.5rem}#pageLesson .h2,#pageLesson h2{font-size:2rem}#pageLesson .h3,#pageLesson h3{font-size:1.75rem}#pageLesson .h4,#pageLesson h4{font-size:1.5rem}#pageLesson .h5,#pageLesson h5{font-size:1.25rem}#pageLesson .h6,#pageLesson h6{font-size:1rem}#pageLesson .lead{font-size:1.25rem;font-weight:300}#pageLesson .display-1{font-size:6rem;font-weight:300;line-height:1.2}#pageLesson .display-2{font-size:5.5rem;font-weight:300;line-height:1.2}#pageLesson .display-3{font-size:4.5rem;font-weight:300;line-height:1.2}#pageLesson .display-4{font-size:3.5rem;font-weight:300;line-height:1.2}#pageLesson hr{margin-top:1rem;margin-bottom:1rem;border:0;border-top:1px solid rgba(0,0,0,.1)}#pageLesson .small,#pageLesson small{font-size:80%;font-weight:400}#pageLesson .mark,#pageLesson mark{padding:.2em;background-color:#fcf8e3}#pageLesson .list-inline,#pageLesson .list-unstyled{padding-left:0;list-style:none}#pageLesson .list-inline-item{display:inline-block}#pageLesson .list-inline-item:not(:last-child){margin-right:.5rem}#pageLesson .initialism{font-size:90%;text-transform:uppercase}#pageLesson .blockquote{margin-bottom:1rem;font-size:1.25rem}#pageLesson .blockquote-footer{display:block;font-size:80%;color:#6c757d}#pageLesson .blockquote-footer:before{content:"— "}@media(prefers-reduced-motion:reduce){#pageLesson .btn{transition:none}}#pageLesson .btn:hover{color:#212529;text-decoration:none}#pageLesson .btn.focus,#pageLesson .btn:focus{outline:0;box-shadow:0 0 0 .2rem rgba(0,123,255,.25)}#pageLesson .btn.disabled,#pageLesson .btn:disabled{opacity:.65}#pageLesson a.btn.disabled,#pageLesson fieldset:disabled a.btn{pointer-events:none}#pageLesson .btn-primary{color:#fff;background-color:#007bff;border-color:#007bff}#pageLesson .btn-primary:hover{color:#fff;background-color:#0069d9;border-color:#0062cc}#pageLesson .btn-primary.focus,#pageLesson .btn-primary:focus{color:#fff;background-color:#0069d9;border-color:#0062cc;box-shadow:0 0 0 .2rem rgba(38,143,255,.5)}#pageLesson .btn-primary.disabled,#pageLesson .btn-primary:disabled{color:#fff;background-color:#007bff;border-color:#007bff}#pageLesson .btn-primary:not(:disabled):not(.disabled).active,#pageLesson .btn-primary:not(:disabled):not(.disabled):active,.show>#pageLesson .btn-primary.dropdown-toggle{color:#fff;background-color:#0062cc;border-color:#005cbf}#pageLesson .btn-primary:not(:disabled):not(.disabled).active:focus,#pageLesson .btn-primary:not(:disabled):not(.disabled):active:focus,.show>#pageLesson .btn-primary.dropdown-toggle:focus{box-shadow:0 0 0 .2rem rgba(38,143,255,.5)}#pageLesson .btn-secondary{color:#fff;background-color:#6c757d;border-color:#6c757d}#pageLesson .btn-secondary:hover{color:#fff;background-color:#5a6268;border-color:#545b62}#pageLesson .btn-secondary.focus,#pageLesson .btn-secondary:focus{color:#fff;background-color:#5a6268;border-color:#545b62;box-shadow:0 0 0 .2rem hsla(208,6%,54%,.5)}#pageLesson .btn-secondary.disabled,#pageLesson .btn-secondary:disabled{color:#fff;background-color:#6c757d;border-color:#6c757d}#pageLesson .btn-secondary:not(:disabled):not(.disabled).active,#pageLesson .btn-secondary:not(:disabled):not(.disabled):active,.show>#pageLesson .btn-secondary.dropdown-toggle{color:#fff;background-color:#545b62;border-color:#4e555b}#pageLesson .btn-secondary:not(:disabled):not(.disabled).active:focus,#pageLesson .btn-secondary:not(:disabled):not(.disabled):active:focus,.show>#pageLesson .btn-secondary.dropdown-toggle:focus{box-shadow:0 0 0 .2rem hsla(208,6%,54%,.5)}#pageLesson .btn-success{color:#fff;background-color:#046b31;border-color:#046b31}#pageLesson .btn-success:hover{color:#fff;background-color:#034620;border-color:#023a1a}#pageLesson .btn-success.focus,#pageLesson .btn-success:focus{color:#fff;background-color:#034620;border-color:#023a1a;box-shadow:0 0 0 .2rem rgba(42,129,80,.5)}#pageLesson .btn-success.disabled,#pageLesson .btn-success:disabled{color:#fff;background-color:#046b31;border-color:#046b31}#pageLesson .btn-success:not(:disabled):not(.disabled).active,#pageLesson .btn-success:not(:disabled):not(.disabled):active,.show>#pageLesson .btn-success.dropdown-toggle{color:#fff;background-color:#023a1a;border-color:#022e15}#pageLesson .btn-success:not(:disabled):not(.disabled).active:focus,#pageLesson .btn-success:not(:disabled):not(.disabled):active:focus,.show>#pageLesson .btn-success.dropdown-toggle:focus{box-shadow:0 0 0 .2rem rgba(42,129,80,.5)}#pageLesson .btn-info{color:#fff;background-color:#17a2b8;border-color:#17a2b8}#pageLesson .btn-info.focus,#pageLesson .btn-info:focus,#pageLesson .btn-info:hover{color:#fff;background-color:#138496;border-color:#117a8b}#pageLesson .btn-info.focus,#pageLesson .btn-info:focus{box-shadow:0 0 0 .2rem rgba(58,176,195,.5)}#pageLesson .btn-info.disabled,#pageLesson .btn-info:disabled{color:#fff;background-color:#17a2b8;border-color:#17a2b8}#pageLesson .btn-info:not(:disabled):not(.disabled).active,#pageLesson .btn-info:not(:disabled):not(.disabled):active,.show>#pageLesson .btn-info.dropdown-toggle{color:#fff;background-color:#117a8b;border-color:#10707f}#pageLesson .btn-info:not(:disabled):not(.disabled).active:focus,#pageLesson .btn-info:not(:disabled):not(.disabled):active:focus,.show>#pageLesson .btn-info.dropdown-toggle:focus{box-shadow:0 0 0 .2rem rgba(58,176,195,.5)}#pageLesson .btn-warning{color:#212529;background-color:#fab412;border-color:#fab412}#pageLesson .btn-warning:hover{color:#212529;background-color:#e19f05;border-color:#d59604}#pageLesson .btn-warning.focus,#pageLesson .btn-warning:focus{color:#212529;background-color:#e19f05;border-color:#d59604;box-shadow:0 0 0 .2rem rgba(217,159,21,.5)}#pageLesson .btn-warning.disabled,#pageLesson .btn-warning:disabled{color:#212529;background-color:#fab412;border-color:#fab412}#pageLesson .btn-warning:not(:disabled):not(.disabled).active,#pageLesson .btn-warning:not(:disabled):not(.disabled):active,.show>#pageLesson .btn-warning.dropdown-toggle{color:#212529;background-color:#d59604;border-color:#c88d04}#pageLesson .btn-warning:not(:disabled):not(.disabled).active:focus,#pageLesson .btn-warning:not(:disabled):not(.disabled):active:focus,.show>#pageLesson .btn-warning.dropdown-toggle:focus{box-shadow:0 0 0 .2rem rgba(217,159,21,.5)}#pageLesson .btn-danger{color:#fff;background-color:#dc3545;border-color:#dc3545}#pageLesson .btn-danger:hover{color:#fff;background-color:#c82333;border-color:#bd2130}#pageLesson .btn-danger.focus,#pageLesson .btn-danger:focus{color:#fff;background-color:#c82333;border-color:#bd2130;box-shadow:0 0 0 .2rem rgba(225,83,97,.5)}#pageLesson .btn-danger.disabled,#pageLesson .btn-danger:disabled{color:#fff;background-color:#dc3545;border-color:#dc3545}#pageLesson .btn-danger:not(:disabled):not(.disabled).active,#pageLesson .btn-danger:not(:disabled):not(.disabled):active,.show>#pageLesson .btn-danger.dropdown-toggle{color:#fff;background-color:#bd2130;border-color:#b21f2d}#pageLesson .btn-danger:not(:disabled):not(.disabled).active:focus,#pageLesson .btn-danger:not(:disabled):not(.disabled):active:focus,.show>#pageLesson .btn-danger.dropdown-toggle:focus{box-shadow:0 0 0 .2rem rgba(225,83,97,.5)}#pageLesson .btn-light{color:#212529;background-color:#f8f9fa;border-color:#f8f9fa}#pageLesson .btn-light.focus,#pageLesson .btn-light:focus,#pageLesson .btn-light:hover{color:#212529;background-color:#e2e6ea;border-color:#dae0e5}#pageLesson .btn-light.focus,#pageLesson .btn-light:focus{box-shadow:0 0 0 .2rem hsla(220,4%,85%,.5)}#pageLesson .btn-light.disabled,#pageLesson .btn-light:disabled{color:#212529;background-color:#f8f9fa;border-color:#f8f9fa}#pageLesson .btn-light:not(:disabled):not(.disabled).active,#pageLesson .btn-light:not(:disabled):not(.disabled):active,.show>#pageLesson .btn-light.dropdown-toggle{color:#212529;background-color:#dae0e5;border-color:#d3d9df}#pageLesson .btn-light:not(:disabled):not(.disabled).active:focus,#pageLesson .btn-light:not(:disabled):not(.disabled):active:focus,.show>#pageLesson .btn-light.dropdown-toggle:focus{box-shadow:0 0 0 .2rem hsla(220,4%,85%,.5)}#pageLesson .btn-dark{color:#fff;background-color:#343a40;border-color:#343a40}#pageLesson .btn-dark.focus,#pageLesson .btn-dark:focus,#pageLesson .btn-dark:hover{color:#fff;background-color:#23272b;border-color:#1d2124}#pageLesson .btn-dark.focus,#pageLesson .btn-dark:focus{box-shadow:0 0 0 .2rem rgba(82,88,93,.5)}#pageLesson .btn-dark.disabled,#pageLesson .btn-dark:disabled{color:#fff;background-color:#343a40;border-color:#343a40}#pageLesson .btn-dark:not(:disabled):not(.disabled).active,#pageLesson .btn-dark:not(:disabled):not(.disabled):active,.show>#pageLesson .btn-dark.dropdown-toggle{color:#fff;background-color:#1d2124;border-color:#171a1d}#pageLesson .btn-dark:not(:disabled):not(.disabled).active:focus,#pageLesson .btn-dark:not(:disabled):not(.disabled):active:focus,.show>#pageLesson .btn-dark.dropdown-toggle:focus{box-shadow:0 0 0 .2rem rgba(82,88,93,.5)}#pageLesson .btn-outline-primary{color:#007bff;border-color:#007bff}#pageLesson .btn-outline-primary:hover{color:#fff;background-color:#007bff;border-color:#007bff}#pageLesson .btn-outline-primary.focus,#pageLesson .btn-outline-primary:focus{box-shadow:0 0 0 .2rem rgba(0,123,255,.5)}#pageLesson .btn-outline-primary.disabled,#pageLesson .btn-outline-primary:disabled{color:#007bff;background-color:transparent}#pageLesson .btn-outline-primary:not(:disabled):not(.disabled).active,#pageLesson .btn-outline-primary:not(:disabled):not(.disabled):active,.show>#pageLesson .btn-outline-primary.dropdown-toggle{color:#fff;background-color:#007bff;border-color:#007bff}#pageLesson .btn-outline-primary:not(:disabled):not(.disabled).active:focus,#pageLesson .btn-outline-primary:not(:disabled):not(.disabled):active:focus,.show>#pageLesson .btn-outline-primary.dropdown-toggle:focus{box-shadow:0 0 0 .2rem rgba(0,123,255,.5)}#pageLesson .btn-outline-secondary{color:#6c757d;border-color:#6c757d}#pageLesson .btn-outline-secondary:hover{color:#fff;background-color:#6c757d;border-color:#6c757d}#pageLesson .btn-outline-secondary.focus,#pageLesson .btn-outline-secondary:focus{box-shadow:0 0 0 .2rem hsla(208,7%,46%,.5)}#pageLesson .btn-outline-secondary.disabled,#pageLesson .btn-outline-secondary:disabled{color:#6c757d;background-color:transparent}#pageLesson .btn-outline-secondary:not(:disabled):not(.disabled).active,#pageLesson .btn-outline-secondary:not(:disabled):not(.disabled):active,.show>#pageLesson .btn-outline-secondary.dropdown-toggle{color:#fff;background-color:#6c757d;border-color:#6c757d}#pageLesson .btn-outline-secondary:not(:disabled):not(.disabled).active:focus,#pageLesson .btn-outline-secondary:not(:disabled):not(.disabled):active:focus,.show>#pageLesson .btn-outline-secondary.dropdown-toggle:focus{box-shadow:0 0 0 .2rem hsla(208,7%,46%,.5)}#pageLesson .btn-outline-success{color:#046b31;border-color:#046b31}#pageLesson .btn-outline-success:hover{color:#fff;background-color:#046b31;border-color:#046b31}#pageLesson .btn-outline-success.focus,#pageLesson .btn-outline-success:focus{box-shadow:0 0 0 .2rem rgba(4,107,49,.5)}#pageLesson .btn-outline-success.disabled,#pageLesson .btn-outline-success:disabled{color:#046b31;background-color:transparent}#pageLesson .btn-outline-success:not(:disabled):not(.disabled).active,#pageLesson .btn-outline-success:not(:disabled):not(.disabled):active,.show>#pageLesson .btn-outline-success.dropdown-toggle{color:#fff;background-color:#046b31;border-color:#046b31}#pageLesson .btn-outline-success:not(:disabled):not(.disabled).active:focus,#pageLesson .btn-outline-success:not(:disabled):not(.disabled):active:focus,.show>#pageLesson .btn-outline-success.dropdown-toggle:focus{box-shadow:0 0 0 .2rem rgba(4,107,49,.5)}#pageLesson .btn-outline-info{color:#17a2b8;border-color:#17a2b8}#pageLesson .btn-outline-info:hover{color:#fff;background-color:#17a2b8;border-color:#17a2b8}#pageLesson .btn-outline-info.focus,#pageLesson .btn-outline-info:focus{box-shadow:0 0 0 .2rem rgba(23,162,184,.5)}#pageLesson .btn-outline-info.disabled,#pageLesson .btn-outline-info:disabled{color:#17a2b8;background-color:transparent}#pageLesson .btn-outline-info:not(:disabled):not(.disabled).active,#pageLesson .btn-outline-info:not(:disabled):not(.disabled):active,.show>#pageLesson .btn-outline-info.dropdown-toggle{color:#fff;background-color:#17a2b8;border-color:#17a2b8}#pageLesson .btn-outline-info:not(:disabled):not(.disabled).active:focus,#pageLesson .btn-outline-info:not(:disabled):not(.disabled):active:focus,.show>#pageLesson .btn-outline-info.dropdown-toggle:focus{box-shadow:0 0 0 .2rem rgba(23,162,184,.5)}#pageLesson .btn-outline-warning{color:#fab412;border-color:#fab412}#pageLesson .btn-outline-warning:hover{color:#212529;background-color:#fab412;border-color:#fab412}#pageLesson .btn-outline-warning.focus,#pageLesson .btn-outline-warning:focus{box-shadow:0 0 0 .2rem rgba(250,180,18,.5)}#pageLesson .btn-outline-warning.disabled,#pageLesson .btn-outline-warning:disabled{color:#fab412;background-color:transparent}#pageLesson .btn-outline-warning:not(:disabled):not(.disabled).active,#pageLesson .btn-outline-warning:not(:disabled):not(.disabled):active,.show>#pageLesson .btn-outline-warning.dropdown-toggle{color:#212529;background-color:#fab412;border-color:#fab412}#pageLesson .btn-outline-warning:not(:disabled):not(.disabled).active:focus,#pageLesson .btn-outline-warning:not(:disabled):not(.disabled):active:focus,.show>#pageLesson .btn-outline-warning.dropdown-toggle:focus{box-shadow:0 0 0 .2rem rgba(250,180,18,.5)}#pageLesson .btn-outline-danger{color:#dc3545;border-color:#dc3545}#pageLesson .btn-outline-danger:hover{color:#fff;background-color:#dc3545;border-color:#dc3545}#pageLesson .btn-outline-danger.focus,#pageLesson .btn-outline-danger:focus{box-shadow:0 0 0 .2rem rgba(220,53,69,.5)}#pageLesson .btn-outline-danger.disabled,#pageLesson .btn-outline-danger:disabled{color:#dc3545;background-color:transparent}#pageLesson .btn-outline-danger:not(:disabled):not(.disabled).active,#pageLesson .btn-outline-danger:not(:disabled):not(.disabled):active,.show>#pageLesson .btn-outline-danger.dropdown-toggle{color:#fff;background-color:#dc3545;border-color:#dc3545}#pageLesson .btn-outline-danger:not(:disabled):not(.disabled).active:focus,#pageLesson .btn-outline-danger:not(:disabled):not(.disabled):active:focus,.show>#pageLesson .btn-outline-danger.dropdown-toggle:focus{box-shadow:0 0 0 .2rem rgba(220,53,69,.5)}#pageLesson .btn-outline-light{color:#f8f9fa;border-color:#f8f9fa}#pageLesson .btn-outline-light:hover{color:#212529;background-color:#f8f9fa;border-color:#f8f9fa}#pageLesson .btn-outline-light.focus,#pageLesson .btn-outline-light:focus{box-shadow:0 0 0 .2rem rgba(248,249,250,.5)}#pageLesson .btn-outline-light.disabled,#pageLesson .btn-outline-light:disabled{color:#f8f9fa;background-color:transparent}#pageLesson .btn-outline-light:not(:disabled):not(.disabled).active,#pageLesson .btn-outline-light:not(:disabled):not(.disabled):active,.show>#pageLesson .btn-outline-light.dropdown-toggle{color:#212529;background-color:#f8f9fa;border-color:#f8f9fa}#pageLesson .btn-outline-light:not(:disabled):not(.disabled).active:focus,#pageLesson .btn-outline-light:not(:disabled):not(.disabled):active:focus,.show>#pageLesson .btn-outline-light.dropdown-toggle:focus{box-shadow:0 0 0 .2rem rgba(248,249,250,.5)}#pageLesson .btn-outline-dark{color:#343a40;border-color:#343a40}#pageLesson .btn-outline-dark:hover{color:#fff;background-color:#343a40;border-color:#343a40}#pageLesson .btn-outline-dark.focus,#pageLesson .btn-outline-dark:focus{box-shadow:0 0 0 .2rem rgba(52,58,64,.5)}#pageLesson .btn-outline-dark.disabled,#pageLesson .btn-outline-dark:disabled{color:#343a40;background-color:transparent}#pageLesson .btn-outline-dark:not(:disabled):not(.disabled).active,#pageLesson .btn-outline-dark:not(:disabled):not(.disabled):active,.show>#pageLesson .btn-outline-dark.dropdown-toggle{color:#fff;background-color:#343a40;border-color:#343a40}#pageLesson .btn-outline-dark:not(:disabled):not(.disabled).active:focus,#pageLesson .btn-outline-dark:not(:disabled):not(.disabled):active:focus,.show>#pageLesson .btn-outline-dark.dropdown-toggle:focus{box-shadow:0 0 0 .2rem rgba(52,58,64,.5)}#pageLesson .btn-link{font-weight:400;color:#007bff;text-decoration:none}#pageLesson .btn-link:hover{color:#0056b3;text-decoration:underline}#pageLesson .btn-link.focus,#pageLesson .btn-link:focus{text-decoration:underline}#pageLesson .btn-link.disabled,#pageLesson .btn-link:disabled{color:#6c757d;pointer-events:none}#pageLesson .btn-lg{padding:.5rem 1rem;font-size:1.25rem;line-height:1.5;border-radius:.3rem}#pageLesson .btn-sm{padding:.25rem .5rem;font-size:.875rem;line-height:1.5;border-radius:.2rem}#pageLesson .btn-block{display:block;width:100%}#pageLesson .btn-block+.btn-block{margin-top:.5rem}#pageLesson input[type=button].btn-block,#pageLesson input[type=reset].btn-block,#pageLesson input[type=submit].btn-block{width:100%}#pageLesson 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.lesson-skills{background-color:#000;color:#eee;box-shadow:none}#pageLesson .lesson .card{background-color:inherit;margin-bottom:0}#pageLesson #lessXon_tab{flex-direction:column;justify-content:flex-start;align-items:center;align-content:stretch;flex:1 1}#pageLesson .tab-content>.tab-pane{display:none!important}#pageLesson .tab-content>.active{display:block!important}#pageLesson .is-mobile .lesson-skills .tab-pane{margin:auto;padding-bottom:40px}#pageLesson .lesson-skills .card>ul{background-color:#333;padding:6px .7rem;display:flex}#pageLesson .lesson-skills .card .card-body{min-height:-moz-min-content;min-height:min-content;padding:0}#pageLesson #forum_tab{margin:50px 0 0;text-align:center}#pageLesson #forum_tab h2{font-size:250%}#pageLesson #skills_tab{padding:20px;text-align:left}#pageLesson #lesson_tab img{width:100%}#pageLesson #credits_tab,#pageLesson #resources_tab{margin:50px 100px;text-align:center;color:#888}#pageLesson .remove-all-margin{margin:0!important}#pageLesson .pagination{height:51px;background-color:#333;position:absolute;left:0;display:block;width:100%;margin:0;border-radius:0;padding:0 0 40px}#pageLesson .pagination .col-4{text-align:center!important;vertical-align:middle}#pageLesson .pagination .col-4 .next,#pageLesson .pagination .col-4 .prev,#pageLesson .pagination a:link,#pageLesson .pagination a:visited{color:#000;font-size:16px;padding:10px;border-radius:10px;background-color:#fff;width:100%}#pageLesson div.lessonProgressText{color:#fff;line-height:30px}#pageLesson .page-link{padding:2px .75rem;margin:0 10px}#pageLesson .progress{height:7px;background-color:#2d2d2d}#pageLesson .controls{width:100%}#pageLesson #tab-slides,#pageLesson .disabled{display:none}#pageLesson .progress-bar{height:auto;line-height:23px;background-color:#0bbac1!important}#pageLesson .code-editor{background-color:#333;height:calc(100% - 376px)}#pageLesson .skill-details{text-align:left}#pageLesson .skill-details p{margin-top:0;font-size:14px;line-height:18px;margin-bottom:4px}#pageLesson .skill-details h2{font-size:20px}#pageLesson .skill-details h2,#pageLesson .skill-details h3{margin:0 0 8px}#pageLesson .skill-details h3{font-size:17px}#pageLesson .skills .skills-example{display:none}#pageLesson .CodeTooltip code{padding:0;color:#333;background-color:#efefef}#pageLesson .tooltip.show{opacity:.95}#pageLesson .CodeTooltip .tag{color:#f2777a}#pageLesson .CodeTooltip .string .content,#pageLesson .CodeTooltip .string .delimiter{color:#9c9}#pageLesson .CodeTooltip .attribute-name{color:#f2777a}#pageLesson .CodeTooltip .code pre{overflow-wrap:break-word;font-family:menlo,monospace}#pageLesson .tooltip-inner{min-width:100px;max-width:400px;padding:12px}#pageLesson .checkpoint{z-index:80;height:300px;bottom:3px;top:0;left:0;right:0;background:#ffde01!important;overflow:hidden;text-align:center;padding-bottom:25px;-webkit-user-select:none;transform:translateZ(0)}#pageLesson .lesson-page .swiper-slide.cp_yellow{z-index:80;background-color:#ffde01!important}#pageLesson #resources_tab{padding:20px;margin:0}#pageLesson #resources_tab pre{margin-bottom:10px;color:#ccc;border:0;margin-left:10px}#pageLesson .skill.has-skill-false{color:#888;box-shadow:none;padding-left:30px}#pageLesson .checkpoint h2{color:#000;margin:0;font-size:40px}#pageLesson .checkpoint .actions{padding:0;margin:0 auto 15px;width:98%;border-bottom:1px solid rgba(0,0,0,.5);list-style-type:none}#pageLesson .checkpoint .actions li{color:#000;font-size:16px;text-align:left;border-top:1px solid rgba(0,0,0,.5);padding:10px 4px 10px 40px;position:relative}#pageLesson .check-info h2{display:inline-block;color:#000}#pageLesson .check-info{position:absolute;bottom:calc(50% - 20px);right:40px;z-index:10300;background-color:#ffde01;border-radius:5px;padding:10px;width:auto;height:40px}#pageLesson .check-info.correct .check-icon,#pageLesson .checkpoint .actions li.correct .check-icon{background:#00a921;color:#fff;border-radius:100%;padding:0;left:3px;bottom:50%;margin-bottom:-14px;transform:scale(1);opacity:1;animation:bounce .8s;line-height:20px}#pageLesson .check-info .check-icon,#pageLesson .checkpoint .actions li .check-icon{font-family:iconic;margin-right:5px;font-size:18px;position:absolute;left:6px;bottom:50%;margin-bottom:-10px}#pageLesson .check-info .check-icon{line-height:unset;position:unset;left:6px;background:#ff5336;color:#fff;border-radius:100%;padding:4px;left:3px;bottom:50%;margin:auto auto -14px;line-height:20px}#pageLesson .checkpoint .check.passed{box-shadow:none;color:#fff;background-color:#ff2500;border-bottom:3px solid #dd0300}#pageLesson .checkpoint .check{text-align:center;display:inline-block;padding:5px 15px;text-transform:uppercase;margin:0 10px;font-size:20px;background-color:#a9a9a9!important;box-shadow:inset 0 0 3px rgba(0,0,0,.2);-webkit-transition:all .2s;-moz-transition:all .2s;-ms-transition:all .2s;-o-transition:all .2s}#pageLesson #container{margin:100px auto;width:688px}#pageLesson #write{margin:0 0 5px;padding:5px;width:671px;height:200px;font:1em/1.5 Verdana,Sans-Serif;background:#fff;border:1px solid #f9f9f9;-moz-border-radius:5px;-webkit-border-radius:5px}#pageLesson #keyboard{margin:0;list-style:none}#pageLesson #keyboard li{float:left;margin:0 5px 5px 0;width:24px;height:24px;line-height:24px;text-align:center;background:#fff;border:1px solid #f9f9f9;-moz-border-radius:5px;-webkit-border-radius:5px}#pageLesson .capslock,#pageLesson .left-shift,#pageLesson .tab{clear:left}#pageLesson #keyboard .delete,#pageLesson #keyboard .tab{width:70px}#pageLesson #keyboard .capslock{width:80px}#pageLesson #keyboard .return{width:77px}#pageLesson #keyboard .left-shift{width:95px}#pageLesson #keyboard .right-shift{width:109px}#pageLesson .lastitem{margin-right:0}#pageLesson .uppercase{text-transform:uppercase}#pageLesson #keyboard .space{clear:left;width:681px}#pageLesson .on{display:none}#pageLesson #keyboard li:hover{position:relative;top:1px;left:1px;border-color:#e5e5e5;cursor:pointer}#pageLesson .swipe{visibility:hidden}#pageLesson .swipe,#pageLesson .swipe-wrap,#pageLesson .swipe-wrap>div{overflow:hidden;position:relative}#pageLesson .swipe-wrap>div{float:left}#pageLesson .card{box-shadow:none}#pageLesson .container{max-width:100em;margin-left:auto;margin-right:auto;padding:20px;height:100%}#pageLesson .show-menu .container{padding:20px 10px}#pageLesson .swipe-overlay{position:absolute;top:0;left:0;width:100%;height:100%;z-index:1010}#pageLesson .swipe-wrap>div{display:block;width:100%}#pageLesson .card .card-body{min-height:190px;background-color:#000}#pageLesson .flex-parent,#pageLesson .tab-content{display:flex;flex-direction:column;justify-content:flex-start;align-items:stretch;align-content:stretch}#pageLesson .flex-parent{width:100%;height:100%}#pageLesson .flex-equal{flex:1 1}#pageLesson .h100{height:100%}#pageLesson 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.btn-primary{border:0;text-transform:uppercase;font-family:Rajdhani,sans-serif;font-size:18px;font-weight:700;box-shadow:none;color:#fff;letter-spacing:.75px}#pageLesson .lesson-page a.btn-primary.light,#pageLesson a.btn-primary.light{color:#fff}#pageLesson .lesson-navbar li a{height:35px}#pageLesson .lesson-navbar .icon-images{vertical-align:-.15em;font-size:1.2em}#pageLesson .modal-open .modal{background-color:rgba(0,0,0,.6)}#pageLesson .modal-backdrop.show{opacity:.9;z-index:1150}#pageLesson .speech-bubble .modal-content{margin-top:unset}#pageLesson .speech-bubble .modal-content:before{bottom:-180px}#pageLesson .modal .custom-select,#pageLesson .modal .form-control{margin-bottom:10px;font-family:Rajdhani,sans-serif;font-size:14px;color:#333}#pageLesson .modal .form-control.school{display:inline-block;height:calc(2.25rem + 2px);line-height:1.5;vertical-align:middle;position:relative;top:0}#pageLesson .modal .sign-up{padding:12px 0 0;margin:0;cursor:pointer}#pageLesson .modal .a-link{display:inline-block;padding:2px;color:#007bff}#pageLesson .modal .a-link:hover{color:#ff6a04}#pageLesson .modal.show .modal-dialog{transform:translate(0);top:calc(50% - 120px);transform:translateY(-50%);margin:auto}#pageLesson .modal.show .modal-dialog.top-align{top:0;transform:none}#pageLesson .modal-body{padding:1.2rem;text-align:center}#pageLesson .success-animation{font-family:iconic;margin-right:5px;font-size:36px;background:#00a921;color:#fff;border-radius:100%;padding:4px;height:60px;width:60px;transform:scale(1);opacity:1;animation:bounce 1s;position:absolute;text-align:center;z-index:1210;top:calc(50% - 25px);left:calc(50% - 25px)}#pageLesson .lesson-page .skip{font-family:Rajdhani,sans-serif;font-weight:700;font-size:18px;color:#000;cursor:pointer}#pageLesson .lesson-page .skip:hover{text-decoration:none}#pageLesson .lesson-page .skip{font-weight:400}@media(min-width:768px){#pageLesson .lesson-page .skip{font-size:24px;font-weight:400}}#pageLesson .cp-unlocked 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.valid-feedback{text-align:left;margin-top:0}#pageLesson .form-control .input-group-prepend{border-top-right-radius:.25rem!important;border-bottom-right-radius:.25rem!important}#pageLesson .modal label{margin-bottom:0;margin-top:.5em}#pageLesson .input-group-text{font-size:14px}#pageLesson .modal .was-validated .form-control{margin-bottom:0}#pageLesson .modal select.form-control:invalid{color:#92999f}#pageLesson .modal select.form-control:valid{color:#333}#pageLesson .form-control.is-valid:focus,#pageLesson .ustom-select.is-valid,#pageLesson .was-validated :valid.form-control{background-image:inherit!important}#pageLesson .custom-select.is-invalid,#pageLesson .was-validated .custom-select:invalid,#pageLesson .was-validated .custom-select:valid{background:url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' width='4' height='5' viewBox='0 0 4 5'%3e%3cpath fill='%23343a40' d='M2 0L0 2h4zm0 5L0 3h4z'/%3e%3c/svg%3e") #fff no-repeat right .75rem center/8px 10px;padding:.375rem 1.75rem .375rem .75rem}#pageLesson .was-validated .form-control:invalid{background:#fff}#pageLesson .password-group{background-color:#ddf0fe}#pageLesson .password-group p{font-size:.9em!important}#pageLesson #switch-device{color:#333;cursor:pointer}#pageLesson #switch-device:hover{color:#000}#pageLesson .is-desktop .mobile-only,#pageLesson .is-mobile .desktop-only{display:none!important}#pageLesson .user-locked .profile-button{opacity:.5}#pageLesson .card a.divLink,#pageLesson .menu li a.divLink{z-index:10}#pageLesson .cp-red{background:#ff0202!important}#pageLesson .cp-green,#pageLesson .cp-red{width:8px!important;height:8px!important;margin:-4px 0 0 -4px!important}#pageLesson .cp-green{background:#00b100!important}#pageLesson .embed-nav li{display:inline-flex}#pageLesson .embed-nav{background:#3d3d3e;font-family:Lato,Lucida Grande,Lucida Sans Unicode,Tahoma,Sans-Serif;font-size:13px;line-height:1.4;z-index:1;position:relative;white-space:nowrap}#pageLesson .embed-nav li.active 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.chck-bx{padding-left:10px}.reg-pd1 .codpage .active .MuiTypography-body1{background:#fbdd3f}.reg-pd1 .MuiTypography-colorError{color:#f44336;text-align:center}.sure-btn button{border-radius:5px}.sure-btn button,.sure-btn button:hover{background:#43d4dd}.reg-checkbox.user-chck{padding:0 0 0 15px}.reg-checkbox.user-chck .active .MuiTypography-body1,.reg-checkbox.usr-check .active .MuiTypography-body1{background:#43d4dd!important}.registration .Frgback:before{content:none!important}@media only screen and (max-width:420px){.registration_main{width:340px}}.Frgback{background:#c4c4c4!important}.Regcodepege{padding:25px 20px}.Regcodepege .sure-btn{margin-top:30px}.teacherregest{padding:25px 20px;background:#fff;box-shadow:0 5px 5px -3px rgba(0,0,0,.12),0 8px 10px 1px rgba(0,0,0,.05),0 3px 14px 2px rgba(0,0,0,.04);border-radius:30px;overflow:hidden}.teacherregest .codpage .active 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