<header> <div class='container'> <h1>Тест</h1> <p>Тест</p> </div> </header> <div class='container'> <ul> <li> <a class='normal' href='#'> <svg viewBox='0 0 80 76' x='0px' y='0px'> <g> <path d='M 68.9708 24.8623 L 60.4554 2.3018 C 59.9641 0.7017 58.1628 -0.2583 56.5252 0.3817 L 1.9822 20.2222 C 0.3822 20.7022 -0.4179 22.6222 0.2222 24.2223 L 8.8624 47.7797 L 8.8624 35.1484 C 8.8624 29.5024 13.3425 24.8623 18.8857 24.8623 L 32.9442 24.8623 L 50.63 12.862 L 60.7829 24.8623 L 68.9708 24.8623 L 68.9708 24.8623 ZM 77.098 32.0625 L 18.8857 32.0625 C 17.2512 32.0625 16.0625 33.4511 16.0625 35.1484 L 16.0625 72.8491 C 16.0625 74.5477 17.2512 75.9375 18.8857 75.9375 L 77.098 75.9375 C 78.742 75.9375 79.9376 74.5477 79.9376 72.8491 L 79.9376 35.1484 C 79.9376 33.4511 78.742 32.0625 77.098 32.0625 L 77.098 32.0625 ZM 73.0626 68.0625 L 23.9375 68.0625 L 23.9375 61.0852 L 31.4704 43.7232 L 42.7696 57.6777 L 53.4138 46.8062 L 67.1695 41.9375 L 73.0626 55.0815 L 73.0626 68.0625 L 73.0626 68.0625 Z'></path> </g> </svg> </a> <div class='info'> <h3>Наведи сюда</h3> <p>Образец текста внутри.</p> </div> </li> <li> <a class='normal' href='#'> <svg viewBox='0 0 80 76' x='0px' y='0px'> <g> <path d='M 68.9708 24.8623 L 60.4554 2.3018 C 59.9641 0.7017 58.1628 -0.2583 56.5252 0.3817 L 1.9822 20.2222 C 0.3822 20.7022 -0.4179 22.6222 0.2222 24.2223 L 8.8624 47.7797 L 8.8624 35.1484 C 8.8624 29.5024 13.3425 24.8623 18.8857 24.8623 L 32.9442 24.8623 L 50.63 12.862 L 60.7829 24.8623 L 68.9708 24.8623 L 68.9708 24.8623 ZM 77.098 32.0625 L 18.8857 32.0625 C 17.2512 32.0625 16.0625 33.4511 16.0625 35.1484 L 16.0625 72.8491 C 16.0625 74.5477 17.2512 75.9375 18.8857 75.9375 L 77.098 75.9375 C 78.742 75.9375 79.9376 74.5477 79.9376 72.8491 L 79.9376 35.1484 C 79.9376 33.4511 78.742 32.0625 77.098 32.0625 L 77.098 32.0625 ZM 73.0626 68.0625 L 23.9375 68.0625 L 23.9375 61.0852 L 31.4704 43.7232 L 42.7696 57.6777 L 53.4138 46.8062 L 67.1695 41.9375 L 73.0626 55.0815 L 73.0626 68.0625 L 73.0626 68.0625 Z'></path> </g> </svg> </a> <div class='info'> <h3>Наведи сюда</h3> <p>Образец текста внутри.</p> </div> </li> <li> <a class='normal' href='#'> <svg viewBox='0 0 80 76' x='0px' y='0px'> <g> <path d='M 68.9708 24.8623 L 60.4554 2.3018 C 59.9641 0.7017 58.1628 -0.2583 56.5252 0.3817 L 1.9822 20.2222 C 0.3822 20.7022 -0.4179 22.6222 0.2222 24.2223 L 8.8624 47.7797 L 8.8624 35.1484 C 8.8624 29.5024 13.3425 24.8623 18.8857 24.8623 L 32.9442 24.8623 L 50.63 12.862 L 60.7829 24.8623 L 68.9708 24.8623 L 68.9708 24.8623 ZM 77.098 32.0625 L 18.8857 32.0625 C 17.2512 32.0625 16.0625 33.4511 16.0625 35.1484 L 16.0625 72.8491 C 16.0625 74.5477 17.2512 75.9375 18.8857 75.9375 L 77.098 75.9375 C 78.742 75.9375 79.9376 74.5477 79.9376 72.8491 L 79.9376 35.1484 C 79.9376 33.4511 78.742 32.0625 77.098 32.0625 L 77.098 32.0625 ZM 73.0626 68.0625 L 23.9375 68.0625 L 23.9375 61.0852 L 31.4704 43.7232 L 42.7696 57.6777 L 53.4138 46.8062 L 67.1695 41.9375 L 73.0626 55.0815 L 73.0626 68.0625 L 73.0626 68.0625 Z'></path> </g> </svg> </a> <div class='info'> <h3>Наведи сюда</h3> <p>Образец текста внутри.</p> </div> </li> <li> <a class='normal' href='#'> <svg viewBox='0 0 80 76' x='0px' y='0px'> <g> <path d='M 68.9708 24.8623 L 60.4554 2.3018 C 59.9641 0.7017 58.1628 -0.2583 56.5252 0.3817 L 1.9822 20.2222 C 0.3822 20.7022 -0.4179 22.6222 0.2222 24.2223 L 8.8624 47.7797 L 8.8624 35.1484 C 8.8624 29.5024 13.3425 24.8623 18.8857 24.8623 L 32.9442 24.8623 L 50.63 12.862 L 60.7829 24.8623 L 68.9708 24.8623 L 68.9708 24.8623 ZM 77.098 32.0625 L 18.8857 32.0625 C 17.2512 32.0625 16.0625 33.4511 16.0625 35.1484 L 16.0625 72.8491 C 16.0625 74.5477 17.2512 75.9375 18.8857 75.9375 L 77.098 75.9375 C 78.742 75.9375 79.9376 74.5477 79.9376 72.8491 L 79.9376 35.1484 C 79.9376 33.4511 78.742 32.0625 77.098 32.0625 L 77.098 32.0625 ZM 73.0626 68.0625 L 23.9375 68.0625 L 23.9375 61.0852 L 31.4704 43.7232 L 42.7696 57.6777 L 53.4138 46.8062 L 67.1695 41.9375 L 73.0626 55.0815 L 73.0626 68.0625 L 73.0626 68.0625 Z'></path> </g> </svg> </a> <div class='info'> <h3>Наведи сюда</h3> <p>Образец текста внутри.</p> </div> </li> <li> <a class='normal' href='#'> <svg viewBox='0 0 80 76' x='0px' y='0px'> <g> <path d='M 68.9708 24.8623 L 60.4554 2.3018 C 59.9641 0.7017 58.1628 -0.2583 56.5252 0.3817 L 1.9822 20.2222 C 0.3822 20.7022 -0.4179 22.6222 0.2222 24.2223 L 8.8624 47.7797 L 8.8624 35.1484 C 8.8624 29.5024 13.3425 24.8623 18.8857 24.8623 L 32.9442 24.8623 L 50.63 12.862 L 60.7829 24.8623 L 68.9708 24.8623 L 68.9708 24.8623 ZM 77.098 32.0625 L 18.8857 32.0625 C 17.2512 32.0625 16.0625 33.4511 16.0625 35.1484 L 16.0625 72.8491 C 16.0625 74.5477 17.2512 75.9375 18.8857 75.9375 L 77.098 75.9375 C 78.742 75.9375 79.9376 74.5477 79.9376 72.8491 L 79.9376 35.1484 C 79.9376 33.4511 78.742 32.0625 77.098 32.0625 L 77.098 32.0625 ZM 73.0626 68.0625 L 23.9375 68.0625 L 23.9375 61.0852 L 31.4704 43.7232 L 42.7696 57.6777 L 53.4138 46.8062 L 67.1695 41.9375 L 73.0626 55.0815 L 73.0626 68.0625 L 73.0626 68.0625 Z'></path> </g> </svg> </a> <div class='info'> <h3>Наведи сюда</h3> <p>Образец текста внутри.</p> </div> </li> <li> <a class='normal' href='#'> <svg viewBox='0 0 80 76' x='0px' y='0px'> <g> <path d='M 68.9708 24.8623 L 60.4554 2.3018 C 59.9641 0.7017 58.1628 -0.2583 56.5252 0.3817 L 1.9822 20.2222 C 0.3822 20.7022 -0.4179 22.6222 0.2222 24.2223 L 8.8624 47.7797 L 8.8624 35.1484 C 8.8624 29.5024 13.3425 24.8623 18.8857 24.8623 L 32.9442 24.8623 L 50.63 12.862 L 60.7829 24.8623 L 68.9708 24.8623 L 68.9708 24.8623 ZM 77.098 32.0625 L 18.8857 32.0625 C 17.2512 32.0625 16.0625 33.4511 16.0625 35.1484 L 16.0625 72.8491 C 16.0625 74.5477 17.2512 75.9375 18.8857 75.9375 L 77.098 75.9375 C 78.742 75.9375 79.9376 74.5477 79.9376 72.8491 L 79.9376 35.1484 C 79.9376 33.4511 78.742 32.0625 77.098 32.0625 L 77.098 32.0625 ZM 73.0626 68.0625 L 23.9375 68.0625 L 23.9375 61.0852 L 31.4704 43.7232 L 42.7696 57.6777 L 53.4138 46.8062 L 67.1695 41.9375 L 73.0626 55.0815 L 73.0626 68.0625 L 73.0626 68.0625 Z'></path> </g> </svg> </a> <div class='info'> <h3>Наведи сюда</h3> <p>Образец текста внутри.</p> </div> </li> <li> <a class='normal' href='#'> <svg viewBox='0 0 80 76' x='0px' y='0px'> <g> <path d='M 68.9708 24.8623 L 60.4554 2.3018 C 59.9641 0.7017 58.1628 -0.2583 56.5252 0.3817 L 1.9822 20.2222 C 0.3822 20.7022 -0.4179 22.6222 0.2222 24.2223 L 8.8624 47.7797 L 8.8624 35.1484 C 8.8624 29.5024 13.3425 24.8623 18.8857 24.8623 L 32.9442 24.8623 L 50.63 12.862 L 60.7829 24.8623 L 68.9708 24.8623 L 68.9708 24.8623 ZM 77.098 32.0625 L 18.8857 32.0625 C 17.2512 32.0625 16.0625 33.4511 16.0625 35.1484 L 16.0625 72.8491 C 16.0625 74.5477 17.2512 75.9375 18.8857 75.9375 L 77.098 75.9375 C 78.742 75.9375 79.9376 74.5477 79.9376 72.8491 L 79.9376 35.1484 C 79.9376 33.4511 78.742 32.0625 77.098 32.0625 L 77.098 32.0625 ZM 73.0626 68.0625 L 23.9375 68.0625 L 23.9375 61.0852 L 31.4704 43.7232 L 42.7696 57.6777 L 53.4138 46.8062 L 67.1695 41.9375 L 73.0626 55.0815 L 73.0626 68.0625 L 73.0626 68.0625 Z'></path> </g> </svg> </a> <div class='info'> <h3>Наведи сюда</h3> <p>Образец текста внутри.</p> </div> </li> <li> <a class='normal' href='#'> <svg viewBox='0 0 80 76' x='0px' y='0px'> <g> <path d='M 68.9708 24.8623 L 60.4554 2.3018 C 59.9641 0.7017 58.1628 -0.2583 56.5252 0.3817 L 1.9822 20.2222 C 0.3822 20.7022 -0.4179 22.6222 0.2222 24.2223 L 8.8624 47.7797 L 8.8624 35.1484 C 8.8624 29.5024 13.3425 24.8623 18.8857 24.8623 L 32.9442 24.8623 L 50.63 12.862 L 60.7829 24.8623 L 68.9708 24.8623 L 68.9708 24.8623 ZM 77.098 32.0625 L 18.8857 32.0625 C 17.2512 32.0625 16.0625 33.4511 16.0625 35.1484 L 16.0625 72.8491 C 16.0625 74.5477 17.2512 75.9375 18.8857 75.9375 L 77.098 75.9375 C 78.742 75.9375 79.9376 74.5477 79.9376 72.8491 L 79.9376 35.1484 C 79.9376 33.4511 78.742 32.0625 77.098 32.0625 L 77.098 32.0625 ZM 73.0626 68.0625 L 23.9375 68.0625 L 23.9375 61.0852 L 31.4704 43.7232 L 42.7696 57.6777 L 53.4138 46.8062 L 67.1695 41.9375 L 73.0626 55.0815 L 73.0626 68.0625 L 73.0626 68.0625 Z'></path> </g> </svg> </a> <div class='info'> <h3>Наведи сюда</h3> <p>Образец текста внутри.</p> </div> </li> <li> <a class='normal' href='#'> <svg viewBox='0 0 80 76' x='0px' y='0px'> <g> <path d='M 68.9708 24.8623 L 60.4554 2.3018 C 59.9641 0.7017 58.1628 -0.2583 56.5252 0.3817 L 1.9822 20.2222 C 0.3822 20.7022 -0.4179 22.6222 0.2222 24.2223 L 8.8624 47.7797 L 8.8624 35.1484 C 8.8624 29.5024 13.3425 24.8623 18.8857 24.8623 L 32.9442 24.8623 L 50.63 12.862 L 60.7829 24.8623 L 68.9708 24.8623 L 68.9708 24.8623 ZM 77.098 32.0625 L 18.8857 32.0625 C 17.2512 32.0625 16.0625 33.4511 16.0625 35.1484 L 16.0625 72.8491 C 16.0625 74.5477 17.2512 75.9375 18.8857 75.9375 L 77.098 75.9375 C 78.742 75.9375 79.9376 74.5477 79.9376 72.8491 L 79.9376 35.1484 C 79.9376 33.4511 78.742 32.0625 77.098 32.0625 L 77.098 32.0625 ZM 73.0626 68.0625 L 23.9375 68.0625 L 23.9375 61.0852 L 31.4704 43.7232 L 42.7696 57.6777 L 53.4138 46.8062 L 67.1695 41.9375 L 73.0626 55.0815 L 73.0626 68.0625 L 73.0626 68.0625 Z'></path> </g> </svg> </a> <div class='info'> <h3>Наведи сюда</h3> <p>Образец текста внутри.</p> </div> </li> <li> <a class='normal' href='#'> <svg viewBox='0 0 80 76' x='0px' y='0px'> <g> <path d='M 68.9708 24.8623 L 60.4554 2.3018 C 59.9641 0.7017 58.1628 -0.2583 56.5252 0.3817 L 1.9822 20.2222 C 0.3822 20.7022 -0.4179 22.6222 0.2222 24.2223 L 8.8624 47.7797 L 8.8624 35.1484 C 8.8624 29.5024 13.3425 24.8623 18.8857 24.8623 L 32.9442 24.8623 L 50.63 12.862 L 60.7829 24.8623 L 68.9708 24.8623 L 68.9708 24.8623 ZM 77.098 32.0625 L 18.8857 32.0625 C 17.2512 32.0625 16.0625 33.4511 16.0625 35.1484 L 16.0625 72.8491 C 16.0625 74.5477 17.2512 75.9375 18.8857 75.9375 L 77.098 75.9375 C 78.742 75.9375 79.9376 74.5477 79.9376 72.8491 L 79.9376 35.1484 C 79.9376 33.4511 78.742 32.0625 77.098 32.0625 L 77.098 32.0625 ZM 73.0626 68.0625 L 23.9375 68.0625 L 23.9375 61.0852 L 31.4704 43.7232 L 42.7696 57.6777 L 53.4138 46.8062 L 67.1695 41.9375 L 73.0626 55.0815 L 73.0626 68.0625 L 73.0626 68.0625 Z'></path> </g> </svg> </a> <div class='info'> <h3>Наведи сюда</h3> <p>Образец текста внутри.</p> </div> </li> <li> <a class='normal' href='#'> <svg viewBox='0 0 80 76' x='0px' y='0px'> <g> <path d='M 68.9708 24.8623 L 60.4554 2.3018 C 59.9641 0.7017 58.1628 -0.2583 56.5252 0.3817 L 1.9822 20.2222 C 0.3822 20.7022 -0.4179 22.6222 0.2222 24.2223 L 8.8624 47.7797 L 8.8624 35.1484 C 8.8624 29.5024 13.3425 24.8623 18.8857 24.8623 L 32.9442 24.8623 L 50.63 12.862 L 60.7829 24.8623 L 68.9708 24.8623 L 68.9708 24.8623 ZM 77.098 32.0625 L 18.8857 32.0625 C 17.2512 32.0625 16.0625 33.4511 16.0625 35.1484 L 16.0625 72.8491 C 16.0625 74.5477 17.2512 75.9375 18.8857 75.9375 L 77.098 75.9375 C 78.742 75.9375 79.9376 74.5477 79.9376 72.8491 L 79.9376 35.1484 C 79.9376 33.4511 78.742 32.0625 77.098 32.0625 L 77.098 32.0625 ZM 73.0626 68.0625 L 23.9375 68.0625 L 23.9375 61.0852 L 31.4704 43.7232 L 42.7696 57.6777 L 53.4138 46.8062 L 67.1695 41.9375 L 73.0626 55.0815 L 73.0626 68.0625 L 73.0626 68.0625 Z'></path> </g> </svg> </a> <div class='info'> <h3>Наведи сюда</h3> <p>Образец текста внутри.</p> </div> </li> <li> <a class='normal' href='#'> <svg viewBox='0 0 80 76' x='0px' y='0px'> <g> <path d='M 68.9708 24.8623 L 60.4554 2.3018 C 59.9641 0.7017 58.1628 -0.2583 56.5252 0.3817 L 1.9822 20.2222 C 0.3822 20.7022 -0.4179 22.6222 0.2222 24.2223 L 8.8624 47.7797 L 8.8624 35.1484 C 8.8624 29.5024 13.3425 24.8623 18.8857 24.8623 L 32.9442 24.8623 L 50.63 12.862 L 60.7829 24.8623 L 68.9708 24.8623 L 68.9708 24.8623 ZM 77.098 32.0625 L 18.8857 32.0625 C 17.2512 32.0625 16.0625 33.4511 16.0625 35.1484 L 16.0625 72.8491 C 16.0625 74.5477 17.2512 75.9375 18.8857 75.9375 L 77.098 75.9375 C 78.742 75.9375 79.9376 74.5477 79.9376 72.8491 L 79.9376 35.1484 C 79.9376 33.4511 78.742 32.0625 77.098 32.0625 L 77.098 32.0625 ZM 73.0626 68.0625 L 23.9375 68.0625 L 23.9375 61.0852 L 31.4704 43.7232 L 42.7696 57.6777 L 53.4138 46.8062 L 67.1695 41.9375 L 73.0626 55.0815 L 73.0626 68.0625 L 73.0626 68.0625 Z'></path> </g> </svg> </a> <div class='info'> <h3>Наведи сюда</h3> <p>Образец текста внутри.</p> </div> </li> </ul> </div> li { perspective: 400px; } .info { transform: rotate3d(1, 0, 0, 90deg); width: 100%; height: 100%; padding: 20px; position: absolute; top: 0; left: 0; border-radius: 4px; pointer-events: none; background-color: rgba(0, 74, 130, 0.9); } .in-top .info { transform-origin: 50% 0%; -webkit-animation: in-top 300ms ease 0ms 1 forwards; animation: in-top 300ms ease 0ms 1 forwards; } .in-right .info { transform-origin: 100% 0%; -webkit-animation: in-right 300ms ease 0ms 1 forwards; animation: in-right 300ms ease 0ms 1 forwards; } .in-bottom .info { transform-origin: 50% 100%; -webkit-animation: in-bottom 300ms ease 0ms 1 forwards; animation: in-bottom 300ms ease 0ms 1 forwards; } .in-left .info { transform-origin: 0% 0%; -webkit-animation: in-left 300ms ease 0ms 1 forwards; animation: in-left 300ms ease 0ms 1 forwards; } .out-top .info { transform-origin: 50% 0%; -webkit-animation: out-top 300ms ease 0ms 1 forwards; animation: out-top 300ms ease 0ms 1 forwards; } .out-right .info { transform-origin: 100% 50%; -webkit-animation: out-right 300ms ease 0ms 1 forwards; animation: out-right 300ms ease 0ms 1 forwards; } .out-bottom .info { transform-origin: 50% 100%; -webkit-animation: out-bottom 300ms ease 0ms 1 forwards; animation: out-bottom 300ms ease 0ms 1 forwards; } .out-left .info { transform-origin: 0% 0%; -webkit-animation: out-left 300ms ease 0ms 1 forwards; animation: out-left 300ms ease 0ms 1 forwards; } @-webkit-keyframes in-top { from { transform: rotate3d(-1, 0, 0, 90deg); } to { transform: rotate3d(0, 0, 0, 0deg); } } @keyframes in-top { from { transform: rotate3d(-1, 0, 0, 90deg); } to { transform: rotate3d(0, 0, 0, 0deg); } } @-webkit-keyframes in-right { from { transform: rotate3d(0, -1, 0, 90deg); } to { transform: rotate3d(0, 0, 0, 0deg); } } @keyframes in-right { from { transform: rotate3d(0, -1, 0, 90deg); } to { transform: rotate3d(0, 0, 0, 0deg); } } @-webkit-keyframes in-bottom { from { transform: rotate3d(1, 0, 0, 90deg); } to { transform: rotate3d(0, 0, 0, 0deg); } } @keyframes in-bottom { from { transform: rotate3d(1, 0, 0, 90deg); } to { transform: rotate3d(0, 0, 0, 0deg); } } @-webkit-keyframes in-left { from { transform: rotate3d(0, 1, 0, 90deg); } to { transform: rotate3d(0, 0, 0, 0deg); } } @keyframes in-left { from { transform: rotate3d(0, 1, 0, 90deg); } to { transform: rotate3d(0, 0, 0, 0deg); } } @-webkit-keyframes out-top { from { transform: rotate3d(0, 0, 0, 0deg); } to { transform: rotate3d(-1, 0, 0, 104deg); } } @keyframes out-top { from { transform: rotate3d(0, 0, 0, 0deg); } to { transform: rotate3d(-1, 0, 0, 104deg); } } @-webkit-keyframes out-right { from { transform: rotate3d(0, 0, 0, 0deg); } to { transform: rotate3d(0, -1, 0, 104deg); } } @keyframes out-right { from { transform: rotate3d(0, 0, 0, 0deg); } to { transform: rotate3d(0, -1, 0, 104deg); } } @-webkit-keyframes out-bottom { from { transform: rotate3d(0, 0, 0, 0deg); } to { transform: rotate3d(1, 0, 0, 104deg); } } @keyframes out-bottom { from { transform: rotate3d(0, 0, 0, 0deg); } to { transform: rotate3d(1, 0, 0, 104deg); } } @-webkit-keyframes out-left { from { transform: rotate3d(0, 0, 0, 0deg); } to { transform: rotate3d(0, 1, 0, 104deg); } } @keyframes out-left { from { transform: rotate3d(0, 0, 0, 0deg); } to { transform: rotate3d(0, 1, 0, 104deg); } } /* you can ignore this ones */ ul { padding: 0; margin: 0 0 50px; } ul:after { content: ""; display: table; clear: both; } li { position: relative; float: left; width: 200px; height: 200px; margin: 5px; padding: 0; list-style: none; } li a { display: inline-block; vertical-align: top; text-decoration: none; border-radius: 4px; } li h3 { margin: 0; font-size: 16px; color: rgba(255, 255, 255, 0.9); } li p { font-size: 12px; line-height: 1.5; color: rgba(255, 255, 255, 0.8); } li .normal { width: 100%; height: 100%; background-color: #ECF0F1; color: rgba(52, 73, 94, 0.6); box-shadow: inset 0 2px 20px #e6ebed; text-align: center; font-size: 50px; line-height: 200px; } li .normal svg { pointer-events: none; width: 50px; } li .normal svg path { fill: rgba(52, 73, 94, 0.2); } * { box-sizing: border-box; } body { background-color: #fff; } h1 { margin: 0 auto 5px; text-align: center; } h3 { font-family: "Bree Serif", serif; } .container { width: 840px; margin: 0 auto; } header { font-family: "Bree Serif", serif; text-align: center; margin: 50px 0 25px; color: #34495E; } header p { margin: 0; color: rgba(52, 73, 94, 0.4); } const nodes = [].slice.call(document.querySelectorAll('li'), 0); const directions = { 0: 'top', 1: 'right', 2: 'bottom', 3: 'left' }; const classNames = ['in', 'out'].map(p => Object.values(directions).map(d => `${p}-${d}`)).reduce((a, b) => a.concat(b)); const getDirectionKey = (ev, node) => { const { width, height, top, left } = node.getBoundingClientRect(); const l = ev.pageX - (left + window.pageXOffset); const t = ev.pageY - (top + window.pageYOffset); const x = l - width / 2 * (width > height ? height / width : 1); const y = t - height / 2 * (height > width ? width / height : 1); return Math.round(Math.atan2(y, x) / 1.57079633 + 5) % 4; }; class Item { constructor(element) { this.element = element; this.element.addEventListener('mouseover', ev => this.update(ev, 'in')); this.element.addEventListener('mouseout', ev => this.update(ev, 'out')); } update(ev, prefix) { this.element.classList.remove(...classNames); this.element.classList.add(`${prefix}-${directions[getDirectionKey(ev, this.element)]}`); }} nodes.forEach(node => new Item(node)); //Автор: Навигация по записям Changing theme Popup