The toggle switch is another form element that we will assemble that does not have any “native” browser counterpart.
Toggle switches are more common in mobile interfaces.
To do this, we need the checkboxes, labels, and the :checked ~ technique that you have already become accustomed to. As usual, let’s create the necessary elements in the markup and hide the “native” checkboxes.
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</script><link rel="stylesheet" href="https://assets.htmlacademy.org/css/core.v284.css"><link rel="stylesheet" href="https://assets.htmlacademy.org/css/profile.v236.css"><link rel="stylesheet" href="https://assets.htmlacademy.org/css/course.v246.css"><link rel="stylesheet" href="https://assets.htmlacademy.org/css/course-interface-light.v20.css"><link rel="stylesheet" href="https://assets.htmlacademy.org/css/course-interface-en.v2.css"><script src="https://assets.htmlacademy.org/js/sentry.js" data-sentry="3774884cc81746ed84c0ba7c5cd4ac7b" data-project="26" data-version="2"></script><link rel="stylesheet" href="/css/custom.css"><link rel="stylesheet" href="/css/cookies.css"><link rel="preload" as="script" href="https://assets.htmlacademy.org/js/general.v274.js"><title>Toggle switches, step 1 — Smooth transitions — HTML Academy</title><meta name="csrf-token" content="65464caf322823086fca37a7326b9bd2a54"><meta property="og:type" content="website"><meta property="og:site_name" content="HTML Academy"><meta name="twitter:url" property="og:url" content="https://htmlacademy.org"><meta name="twitter:title" property="og:title" content="Interactive online courses HTML Academy"><meta name="twitter:description" property="og:description" content="Together we’ll learn how to work with real code, solve true-to-life problems, use cutting edge technologies. Minimum of boring theory and lots of practical tasks."><meta name="twitter:image" property="og:image" content="https://htmlacademy.org/og/htmlacademy.png"><meta name="twitter:card" content="summary_large_image"><link rel="canonical" href="https://htmlacademy.org/courses/dynamic/smooth-transitions/toggle-switches"><meta name="theme-color" content="#2f358f"></head><body class="course-interface course-interface--light" data-base="/assets/courses/33/"><header class="page-header page-header--course"><div class="page-header__inner"><div class="page-header__top"><a class="page-header__logo" href="/" aria-label="HTML Academy Home"><img src="https://assets.htmlacademy.org/img/logo--small.svg?cs=1218aec0be4a5f23db79ad29a14e30f7f9fb9a25" width="24" height="36" alt="HTML Academy"></a><nav class="main-nav main-nav--mini" role="navigation"><div class="main-nav__course-nav"><a class="main-nav__course-item main-nav__course-button main-nav__course-button--prev" href="/courses/dynamic/smooth-transitions/radio-button-3">Radio buttons, step 3</a><div class="main-nav__course-item main-nav__course-list main-nav__course-list--collapsed"><b class="main-nav__course-title">Smooth transitions</b><span class="main-nav__course-stat">18/29</span><div class="main-nav__course-contents"><a class="main-nav__course-contents-link" href="/courses/dynamic/smooth-transitions">Back to the list of tasks</a><ul class="main-nav__course-contents-list"><li class="main-nav__course-contents-item"><a href="/courses/dynamic/smooth-transitions/transition-duration">1. The transition-duration property</a></li><li class="main-nav__course-contents-item"><a href="/courses/dynamic/smooth-transitions/transition-duration-2">2. Transition duration, step 2</a></li><li class="main-nav__course-contents-item"><a href="/courses/dynamic/smooth-transitions/transition-property">3. The transition-property: which properties can be changed smoothly?</a></li><li class="main-nav__course-contents-item"><a href="/courses/dynamic/smooth-transitions/transition-delay">4. The transition-delay property</a></li><li class="main-nav__course-contents-item"><a href="/courses/dynamic/smooth-transitions/transition-timing-function">5. The “form” of the transition, transition-timing-function</a></li><li class="main-nav__course-contents-item"><a href="/courses/dynamic/smooth-transitions/transition-timing-function-2">6. transition-timing-function, step 2</a></li><li class="main-nav__course-contents-item"><a href="/courses/dynamic/smooth-transitions/transition-timing-function-3">7. transition-timing-function, step 3</a></li><li class="main-nav__course-contents-item"><a href="/courses/dynamic/smooth-transitions/transition-timing-function-4">8. transition-timing-function, step 4</a></li><li class="main-nav__course-contents-item"><a href="/courses/dynamic/smooth-transitions/paper-buttons">9. Paper buttons, step 1</a></li><li class="main-nav__course-contents-item"><a href="/courses/dynamic/smooth-transitions/paper-buttons-2">10. Paper buttons, step 2</a></li><li class="main-nav__course-contents-item"><a href="/courses/dynamic/smooth-transitions/paper-buttons-3">11. Paper buttons, step 3</a></li><li class="main-nav__course-contents-item"><a href="/courses/dynamic/smooth-transitions/checkboxes">12. Checkboxes, step 1</a></li><li class="main-nav__course-contents-item"><a href="/courses/dynamic/smooth-transitions/checkboxes-2">13. Checkboxes, step 2</a></li><li class="main-nav__course-contents-item"><a href="/courses/dynamic/smooth-transitions/checkboxes-3">14. Checkboxes, step 3</a></li><li class="main-nav__course-contents-item"><a href="/courses/dynamic/smooth-transitions/radio-button">15. Radio buttons, step 1</a></li><li class="main-nav__course-contents-item"><a href="/courses/dynamic/smooth-transitions/radio-button-2">16. Radio buttons, step 2</a></li><li class="main-nav__course-contents-item"><a href="/courses/dynamic/smooth-transitions/radio-button-3">17. Radio buttons, step 3</a></li><li class="main-nav__course-contents-item main-nav__course-contents-item--current"><a href="/courses/dynamic/smooth-transitions/toggle-switches">18. Toggle switches, step 1</a></li><li class="main-nav__course-contents-item"><a href="/courses/dynamic/smooth-transitions/toggle-switches-2">19. Toggle switches, step 2</a></li><li class="main-nav__course-contents-item"><a href="/courses/dynamic/smooth-transitions/toggle-switches-3">20. Toggle switches, step 3</a></li><li class="main-nav__course-contents-item"><a href="/courses/dynamic/smooth-transitions/toggle-switches-4">21. Toggle switches, step 4</a></li><li class="main-nav__course-contents-item"><a href="/courses/dynamic/smooth-transitions/transformer-icon">22. The transformer icon, step 1</a></li><li class="main-nav__course-contents-item"><a href="/courses/dynamic/smooth-transitions/transformer-icon-2">23. The transformer icon, step 2</a></li><li class="main-nav__course-contents-item"><a href="/courses/dynamic/smooth-transitions/transformer-icon-3">24. The transformer icon, step 3</a></li><li class="main-nav__course-contents-item"><a href="/courses/dynamic/smooth-transitions/transformer-icon-4">25. The transformer icon, step 4</a></li><li class="main-nav__course-contents-item"><a href="/courses/dynamic/smooth-transitions/text-input-field">26. Text input field, step 1</a></li><li class="main-nav__course-contents-item"><a href="/courses/dynamic/smooth-transitions/text-input-field-2">27. Text input field, step 2</a></li><li class="main-nav__course-contents-item"><a href="/courses/dynamic/smooth-transitions/text-input-field-3">28. Text input field, step 3</a></li><li class="main-nav__course-contents-item"><a href="/courses/dynamic/smooth-transitions/text-input-field-4">29. Text input field, step 4</a></li></ul></div></div><a class="main-nav__course-item main-nav__course-button main-nav__course-button--next" href="/courses/dynamic/smooth-transitions/toggle-switches-2">Toggle switches, step 2</a></div><ul class="main-nav__list main-nav__list--user main-nav__list--user-guest"><li class="main-nav__item" itemprop="name"><a class="main-nav__link" href="/signup?redirect_url=%2Fcourses%2Fdynamic%2Fsmooth-transitions%2Ftoggle-switches" title="Sign up" data-modal="open" data-value="register" itemprop="url"><span class="main-nav__icon" aria-hidden="true"><svg aria-hidden="true"><use xlink:href="/img/sprites/general.svg#user"></use></svg></span>Sign up</a></li><li class="main-nav__item main-nav__item--login" itemprop="name"><a class="main-nav__link" href="/login?redirect_url=%2Fcourses%2Fdynamic%2Fsmooth-transitions%2Ftoggle-switches" title="Log in" data-modal="open" data-value="login" itemprop="url"><span class="main-nav__icon" aria-hidden="true"><svg 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fill="#EFA75B"/><path d="M31.963 50.968c-.197-.004-.358-.157-.372-.353-.018-.207.158-.378.364-.354 3.245-.26 3.505-2.156 3.608-2.25-.006-.19.183-.325.362-.26.193.01.35.16.363.354 0 .084 0 1.906 3.422 2 .192.008.348.16.362.353-.018.19-.172.34-.363.353-1.352.11-2.68-.4-3.61-1.386-.095-.096-.16-.22-.185-.353-.982 1.174-2.423 1.866-3.952 1.898z" fill="#151841"/><path d="M32.14 43.427c.186-.52 3.608.083 3.608.083s2.975-.688 3.422.084c-.05.288-.175.557-.363.78-.515-.056-1.037.004-1.525.178-.333.61-.488 1.304-.446 2-.222.394-.574.7-.995.864-.398-.112-.75-.354-.994-.688.047-.75-.146-1.496-.55-2.13-.27-.26-1.264.084-1.626-.083l-.53-1.088zm6.89.242c-.05.286-.175.556-.363.78-.503-.063-1.015-.012-1.497.148-.333.612-.487 1.305-.446 2-.222.394-.574.7-.995.864-.4-.112-.75-.354-.996-.688.053-.76-.14-1.515-.55-2.157-.268-.26-1.263.084-1.626-.084-.26-.23-.45-.53-.55-.864" fill="#CF4A27"/><path d="M35.748 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2.334.725-.13.837-1.46.93-2.13h.112c.937.492 1.647 1.33 1.98 2.334-.388.176-.793.31-1.21.4zm18.365-2.864c-1.104-.145-2.215-.232-3.33-.26-.546-.01-1.093.05-1.626.176-1.166.483-2.08 1.425-2.53 2.604l-.158.79 1.795.623c.558.153 1.132.24 1.71.26h.28c3.245-.177 4.137-3.72 4.137-3.72l.084-.353zm-1.264 1.86c-.54 1.394-2.882 1.646-2.966 1.646-.517-.02-1.03-.11-1.525-.26-.186-.085-.633-.26-1.08-.43.374-.966 1.117-1.746 2.065-2.165 0 .68.158 1.953.81 2.083.65.13.613-1.535.566-2.26.934.005 1.865.064 2.79.177-.11.316-.473.65-.66 1.17z" fill="#151841"/><path d="M19.26 39.27c.535 1.362 1.56 2.473 2.874 3.115.534.312 1.204-.07 1.207-.69.002-.285-.15-.55-.397-.695-.918-.46-1.65-1.222-2.073-2.158-.344-.957-1.972-.52-1.61.428zm29.45 3.125c1.083-.59 2.01-1.428 2.706-2.446.3-.556-.112-1.228-.743-1.21-.293.007-.56.17-.698.428-.568.776-1.306 1.412-2.158 1.86-.394.23-.517.742-.27 1.125.263.376.773.482 1.163.242z" fill="#EFA75B" stroke-width="13"/><path d="M16.025 32.436c1.525-1.386 2.427-4.408 2.79-6.835-.084.354 2.613.43 4.138-1.208 1.078-1.125.446-2-.186-3.375-1.71-3.552-4.585-6.323-7.384-8.918-.716-.69-1.44-2.428-2.706-2-.995.353-.93 3.2-.716 4.073 1.09 7.448 4.065 18.263 4.065 18.263zm37.372-.78c-1.704-1.826-2.822-4.12-3.208-6.585 0 .354-2.614.354-4.056-1.29-.995-1.127-.362-1.86.363-3.117 1.86-3.198 4.863-5.718 7.746-8.136.81-.604 1.627-1.47 2.79-.93.994.428.715 2.334.548 3.115-1.083 5.72-2.48 11.376-4.183 16.943z" fill="#FFF"/><path d="M53.564 20.422c-1.98.51-4.138 1.636-5.105 3.487-.43-2.196 1.645-4.65 3.393-5.832.333-.21.312-.703-.037-.886-.162-.085-.357-.076-.512.022-2.157 1.562-4.417 4.5-3.784 7.188.076.262.354.41.614.325l-.075.28c-.085.603.93.864.994.26.446-2.158 2.706-3.376 4.77-3.897.372-.076.522-.526.27-.81-.133-.15-.342-.204-.53-.138zM17.457 18.06c-.55-.354-.995.428-.55.865 1.433 1.004 3.182 3.05 3.395 4.956-.93-1.86-3.05-2.975-5.105-3.486-.386-.005-.633.41-.445.747.042.076.103.14.176.184 2.073.52 4.324 1.73 4.77 3.896.106.328.5.46.78.26.273.192.653.06.745-.26.735-2.66-1.6-5.728-3.766-7.16z" fill="#F1662A"/></svg></span><p class="course-loading-overlay__message"><b class="course-loading-overlay__message-title">Loading…</b><br><span class="course-loading-overlay__message-text">Everything will be ready in few seconds</span></p></div></div><div class="course-layout__sidebar course-theory"><div class="course-theory__inner course-theory__inner--left-stub"><button class="course-theory__close icon-close icon-close--light" type="button">Close</button><ul class="course-tabs course-tabs--non-interactive course-layout__theory-heading js--theory-tabs"><li class="course-tabs__item course-tabs__item--external course-tab course-tab--centered"><span class="course-tab__icon"><svg aria-hidden="true"><use xlink:href="/img/sprites/courses.svg#icon-theory"></use></svg></span><span class="course-tab__title">Theory</span></li><li class="course-tabs__item course-tabs__item--internal course-tab course-tab--centered course-tab--active js--theory-tab__theory"><span class="course-tab__icon"><svg aria-hidden="true"><use xlink:href="/img/sprites/courses.svg#icon-theory"></use></svg></span><span class="course-tab__title">Theory</span></li><li class="course-tabs__item course-tabs__item--internal course-tab course-tab--centered js--theory-tab__comments"><span class="course-tab__icon"><svg aria-hidden="true" style="width: 16px; height: 16px; fill: #2e2c9c;"><use xlink:href="/img/sprites/up.svg#comment"></use></svg></span><span class="course-tab__title">Comments</span></li></ul><section class="course-theory__content"><div class="js--theory-pane__theory course-theory__content-inner"><h1 class="course-theory__content-heading">Toggle switches, step 1</h1><div class="course-theory__content-text"><p>The toggle switch is another form element that we will assemble that does not have any “native” browser counterpart.</p><p>Toggle switches are more common in mobile interfaces.</p><p>To do this, we need the checkboxes, labels, and the <code>:checked ~</code> technique that you have already become accustomed to. As usual, let’s create the necessary elements in the markup and hide the “native” checkboxes.</p></div></div><div class="js--theory-pane__comments hidden course-theory__content-inner"><div class="course-theory__content-text"><h2 class="course-theory__content-heading">Comments</h2><div id="disqus_thread"></div><script>
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var disqus_config = function () {
this.page.url = "https://htmlacademy.org/courses/dynamic/smooth-transitions/toggle-switches";
this.page.identifier = "task-654";
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</script><noscript>Please enable JavaScript to view the <a href="https://disqus.com/?ref_noscript">comments powered by Disqus.</a></noscript></div></div></section><div class="course-theory__controls"><button class="button button--close" type="button">To the task</button></div></div></div><div class="course-layout__column course-layout__column--left"><ul class="js--course-tabs course-tabs course-layout__course-tabs"><li class="js--editor-tab course-tabs__item course-tab course-tabs__item--limited course-tabs__item--limited-large course-tab--active" data-editor="html"><span class="course-tab__title course-tab__title--indent"><span class="course-tab__title-part course-tab__title-part--active">index.html</span></span><button class="js--editor-split course-tab__button course-tab__button--split" type="button"><svg aria-hidden="true"><use xlink:href="/img/sprites/courses.svg#icon-split"></use></svg><span class="tooltip tooltip--light tooltip--to-top tooltip--with-wrap tooltip--short course-tab__tooltip"><span class="tooltip__wrap">Split mode</span></span></button></li><li class="js--editor-tab course-tabs__item course-tab course-tabs__item--limited course-tabs__item--limited-large" data-editor="css"><span class="course-tab__title course-tab__title--indent"><span class="course-tab__title-part course-tab__title-part--active">style.css</span></span><button class="js--editor-split course-tab__button course-tab__button--split" type="button"><svg aria-hidden="true"><use xlink:href="/img/sprites/courses.svg#icon-split"></use></svg><span class="tooltip tooltip--light tooltip--to-top tooltip--with-wrap tooltip--short course-tab__tooltip"><span class="tooltip__wrap">Split mode</span></span></button></li></ul><div class="course-layout__editors"><div class="js--editor course-editor course-layout__editor" id="" data-tab="html" data-split=""><span class="course-editor__label"><span class="course-editor__label-item">HTML</span><button class="course-editor__label-item course-editor__label-item--interactive hidden js--editor__unsplit-button course-editor__label-item--simple" title="No split" type="button"><svg width="7" height="10" viewBox="0 0 7 10" xmlns="http://www.w3.org/2000/svg"><g stroke="currentColor" fill="none" fill-rule="evenodd"><path stroke-linecap="round" d="M.6 3.503L3.443.518l2.842 2.985"></path><path d="M3.5 1.5v7.16" stroke-linecap="square"></path></g></svg></button></span><div class="course-editor__item" id="html-editor"><!DOCTYPE html>
<html lang="en">
<head>
<title>Toggle switches, step 1</title>
<meta charset="utf-8">
<link rel="stylesheet" href="material.css">
<link rel="stylesheet" href="style.css">
</head>
<body class="green-theme">
<section class="card">
<h1 class="question"><span>What tags have never been included as part of HTML?</span></h1>
<form class="answers" action="https://echo.htmlacademy.ru/courses" method="post">
<button class="fab" type="submit">&#58882;</button>
<div>
<!--
<input type="checkbox" id="answer1">
<label for="answer1"></label>
-->
</div>
<div>
<!--
<input type="checkbox" id="answer2">
<label for="answer2"></label>
-->
</div>
<div>
<!--
<input type="checkbox" id="answer3">
<label for="answer3"></label>
-->
</div>
</form>
</section>
</body>
</html>
</div></div><div class="js--editor course-editor course-layout__editor course-editor--hidden" id="" data-tab="css" data-split=""><span class="course-editor__label"><span class="course-editor__label-item">CSS</span><button class="course-editor__label-item course-editor__label-item--interactive hidden js--editor__unsplit-button course-editor__label-item--simple" title="No split" type="button"><svg width="7" height="10" viewBox="0 0 7 10" xmlns="http://www.w3.org/2000/svg"><g stroke="currentColor" fill="none" fill-rule="evenodd"><path stroke-linecap="round" d="M.6 3.503L3.443.518l2.842 2.985"></path><path d="M3.5 1.5v7.16" stroke-linecap="square"></path></g></svg></button></span><div class="course-editor__item" id="css-editor">label {
position: relative;
display: inline-block;
max-width: 100px;
word-wrap: break-word;
cursor: pointer;
}
label::before,
label::after {
position: absolute;
display: block;
content: "";
}
input[type="checkbox"] {
}
</div></div></div><div class="course-editor-controls"><button class="course-editor-controls__item course-editor-controls__item--answer" type="button">Show the answer</button></div><div class="js--feedback course-unhappy"><button class="js--feedback-btn course-unhappy__button" type="button"><span class="sr-only">Complain</span><svg aria-hidden="true"><use xlink:href="/img/sprites/courses.svg#unhappy"></use></svg></button><div class="js--feedback-modal course-unhappy__modal course-unhappy__modal--step-one"><form method="POST" action="/courses/dynamic/smooth-transitions/toggle-switches/signal" class="course-unhappy__form form"><input type="hidden" name="csrf_name" value="csrf69aea512a7d65"><input type="hidden" name="csrf_value" value="b00d82d7a1278e2e68ff4c36bcfb16c8"><p class="course-unhappy__text">What didn’t you like in this task?</p><div class="course-unhappy__slide"><div class="course-unhappy__wrap"><div class="course-unhappy__list"><label class="checkbox checkbox--small"><input class="checkbox__input" name="problems" value="1" type="checkbox"><span class="checkbox__text">The code check doesn’t work</span></label><label class="checkbox checkbox--small"><input class="checkbox__input" name="problems" value="2" type="checkbox"><span class="checkbox__text">The task is too difficult</span></label><label class="checkbox checkbox--small"><input class="checkbox__input" name="problems" value="3" type="checkbox"><span class="checkbox__text">The theory is hard to understand</span></label><label class="checkbox checkbox--small"><input class="js--feedback-other-checkbox checkbox__input" name="problems" value="0" type="checkbox"><span class="checkbox__text">Other (will write below)</span></label></div><div class="course-unhappy__message"><label class="sr-only" for="id-message">Другое (сейчас напишу)</label><textarea class="field field--area" id="id-message" name="message" placeholder="For example, a typo in the word «heading»"></textarea></div></div></div><button class="course-unhappy__control course-unhappy__control--prev" type="button"><span class="sr-only">Prev</span><svg aria-hidden="true"><use xlink:href="/img/sprites/landings.svg#arrow"></use></svg></button><button class="course-unhappy__control course-unhappy__control--next" type="button" disabled><span class="sr-only">Next</span><svg aria-hidden="true"><use xlink:href="/img/sprites/landings.svg#arrow"></use></svg></button><button class="js--submit-btn button" disabled>Submit</button></form><p class="course-unhappy__result hidden">Thanks! We’ll fix everything at once!</p></div></div></div><div class="course-layout__column course-layout__column--right"><span class="course-separator-control"><svg aria-hidden="true"><use xlink:href="/img/sprites/courses.svg#icon-arrows-separator"></use></svg></span><div class="course-browser"><div class="course-browser__menu"><span class="course-browser__menu-item course-browser__address"><span class="course-browser__menu-item-inner"><span class="course-browser__address-text"></span></span></span><button class="js--autorun course-browser__menu-item course-browser__menu-button course-browser__menu-button--text-with-icon course-browser__menu-button--autorun course-browser__menu-button--autorun-on" title="Autorun" type="button"><span class="course-browser__menu-item-inner"><svg aria-hidden="true"><use xlink:href="/img/sprites/courses.svg#icon-autorun"></use></svg>
Autorun
</span></button><button class="course-browser__menu-item course-browser__menu-button course-browser__menu-button--expand" type="button"><svg xmlns="http://www.w3.org/2000/svg" width="11" height="11" viewBox="0 0 11 11"><path d="M1.375 5.125v4.5h4.5m3.75-3.75v-4.5h-4.5" fill="none" fill-rule="evenodd" stroke="currentColor"></path></svg></button></div><div class="course-browser__notification js--browser-change-heading hidden"><p class="course-browser__notification-text">The code has changed, click “Refresh” or turn autorun on.</p><button class="course-browser__notification-button course-browser__notification-button--refresh js--close" type="button"><svg aria-hidden="true"><use xlink:href="/img/sprites/courses.svg#icon-refresh"></use></svg>
Refresh</button></div><div class="course-browser__content"><div class="course-browser__modal js--browser-modal"><div class="course-browser__notification course-browser__modal-heading js--browser-modal-heading"><p class="course-browser__notification-text">You’ve gone to a different page</p><button class="course-browser__notification-button js--close" type="button">← Go back</button></div><div class="course-browser__zoomer"><iframe class="js--preview-document course-browser__content course-browser__zoomer-element"></iframe><p class="course-browser__focus-message">
Click inside the mini-browser to shift the focus onto this window.
</p></div></div><div class="course-browser__menu course-browser__menu--vertical"><button class="course-browser__menu-item course-browser__menu-button course-browser__menu-button--increase" type="button" disabled title="Larger"><span class="course-browser__menu-item-inner">Larger</span></button><span class="course-browser__menu-item course-browser__zoom"><span class="course-browser__menu-item-inner">100%</span></span><button class="course-browser__menu-item course-browser__menu-button course-browser__menu-button--decrease" type="button" title="Smaller"><span class="course-browser__menu-item-inner">Smaller</span></button></div><div class="js--validation-view course-browser__results-restriction course-browser__results-restriction--mini"><span class="tooltip tooltip--light tooltip--short course-browser__results-restriction-tooltip"><span class="js--tooltip-text"></span><button class="js--validation-view-close course-browser__results-restriction-tooltip-close icon-close" type="button">Закрыть</button></span></div></div><div class="course-goals js--goals"><div class="course-goals__heading"><span class="course-goals__heading-title"><span class="course-goals__count-label">Goals</span><span class="course-goals__count">completed</span></span><div class="js--annotations course-task-stats course-task-stats--disabled course-task-stats--centered "><span class="course-task-stats__indicator"><svg width="12" height="12" viewBox="0 0 16 16" fill="none" xmlns="http://www.w3.org/2000/svg"><path fill-rule="evenodd" clip-rule="evenodd" d="M15 8C15 11.866 11.866 15 8 15C4.13403 15 1 11.866 1 8C1 4.13403 4.13403 1 8 1C11.866 1 15 4.13403 15 8ZM16 8C16 12.4183 12.4183 16 8 16C3.58173 16 0 12.4183 0 8C0 3.58173 3.58173 0 8 0C12.4183 0 16 3.58173 16 8ZM6.7287 3.88849C6.6958 3.59229 6.92761 3.33325 7.22565 3.33325H8.77502C9.07306 3.33325 9.30487 3.59229 9.27197 3.88849L8.71643 8.88849C8.68829 9.14166 8.47424 9.33325 8.21948 9.33325H7.78119C7.52643 9.33325 7.31238 9.14166 7.28424 8.88849L6.7287 3.88849ZM9.33368 12.0001C9.33368 12.7365 8.73669 13.3334 8.00031 13.3334C7.26392 13.3334 6.66699 12.7365 6.66699 12.0001C6.66699 11.2637 7.26392 10.6667 8.00031 10.6667C8.73669 10.6667 9.33368 11.2637 9.33368 12.0001Z" fill="currentColor"></path></svg><span class="js--annotations-counter course-task-stats__counter">0</span></span><div class="course-task-stats__scroller-wrapper"><div class="course-task-stats__scroller"><ul class="js--annotations-list course-task-stats__list"></ul></div></div></div><button class="course-goals__button course-goals__button--expand js--goals__expand" type="button"><svg aria-hidden="true"><use xlink:href="/img/sprites/courses.svg#icon-collapse"></use></svg></button><a class="course-goals__button course-goals__button--next button button--green button--without-border hidden" href="/courses/dynamic/smooth-transitions/toggle-switches-2" title="Toggle switches, step 2"><svg aria-hidden="true"><use xlink:href="/img/sprites/courses.svg#arrow-white--mini"></use></svg></a></div><div class="course-goals__content"><ol class="course-goals__list"><li class="course-goals__list-item">Uncomment the checkboxes and their labels.</li><li class="course-goals__list-item">Add the text <code>nextid</code> to the first label<span class="mark">,</span></li><li class="course-goals__list-item">add the text <code>bgsound</code> to the second one<span class="mark">,</span></li><li class="course-goals__list-item">and finally append the text <code>hole</code> to the third one<span class="mark">.</span></li><li class="course-goals__list-item">Hide the checkboxes using <code>display: none</code><span class="mark">.</span></li></ol></div></div></div></div></article></div><div class="course-interface__overlay course-interface__overlay--active"></div></main><script
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