Смена темы
<!-- Theme switch by Katya Fedyaeva -->
<style>.theme-switcher-button{cursor:pointer}.theme-blender{position:fixed;top:-1rem;right:0;width:14px;height:14px;border-radius:50%;opacity:0;z-index:10000;background-color:#FFF;pointer-events:none;mix-blend-mode:difference;transition:all 0.5s ease}.theme-blender.theme-blender--done{opacity:1}.theme-exception{z-index:10001!important}</style>
<script>document.addEventListener('DOMContentLoaded',function(){if(window.matchMedia("(min-width:720px)").matches){var themeSwitcherButton=document.querySelector('.theme-switcher-button');var themeBlender=document.createElement('div');themeBlender.classList.add('theme-blender');document.querySelector('body').appendChild(themeBlender);themeSwitcherButton.addEventListener('click',function(){themeBlender.classList.toggle('theme-blender--done');themeSwitcherButton.classList.toggle('theme-switcher--done');if(themeBlender.classList.contains('theme-blender--done')){themeBlender.setAttribute('style','opacity:1;transform:scale(450);transition:transform 0.6s ease-in,opacity 0.2s ease-in;')}else{themeBlender.setAttribute('style','opacity:0;transform:scale(1);transition:transform 0.6s ease-in-out,opacity 0.2s ease-in-out;transition-delay:0s,0.3s;transition-property:transform,opacity;')}})}});</script>
<!-- Theme switch by Katya Fedyaeva -->
<style>.theme-switcher-button{cursor:pointer}.theme-blender{position:fixed;top:0;left:0;opacity:0;pointer-events:none;width:100vw;height:100vw;z-index:10000;background-color:#FFF;mix-blend-mode:difference;transition:all 0.5s ease}.theme-blender.theme-blender--done{opacity:1}.theme-exception{z-index:10001!important}</style>
<script>document.addEventListener('DOMContentLoaded',function(){if(window.matchMedia("(min-width:720px)").matches){var themeSwitcherButton=document.querySelector('.theme-switcher-button');var themeBlender=document.createElement('div');themeBlender.classList.add('theme-blender');document.querySelector('body').appendChild(themeBlender);themeSwitcherButton.addEventListener('click',function(){themeBlender.classList.toggle('theme-blender--done');themeSwitcherButton.classList.toggle('theme-switcher--done')})}});</script>