https://data-two-lovat.vercel.app/kurseData.json*{box-sizing:border-box;margin:0;padding:0}body{margin:0;padding:0;overflow:hidden;background-color:#000;font-family:sans-serif}.nav-area{height:60px;position:absolute;width:100%}.logo{margin:10px 50px;height:60px;float:left;color:#fff;font-size:35px;text-transform:capitalize}.menu-area{float:right;list-style:none;margin:20px}.menu-area li{display:inline-block;margin:0 5px}.menu-area li a{text-decoration:none;color:#fff;padding:5px 10px;letter-spacing:2px;font-weight:700}.menu-area li a:hover{color:#00bfff}#intro-video{position:fixed;top:0;left:0;width:100%;height:100%;object-fit:cover;z-index:2;transition:all 2s ease-out}.vid-bg{position:fixed;right:0;bottom:0;min-width:100%;min-height:100%;width:auto;height:auto;z-index:-100;background-size:cover}h1{margin:0}.main{position:fixed;top:50vh;left:50vw;transform:translate(-50%,-50%);display:flex;flex-direction:column;justify-content:center;align-items:center}.main h1{font-size:14vmin;margin-bottom:0;text-align:center;color:#fff;animation:slide-upDown-y .5s .3s ease-out}.main p{text-align:center;font-size:3vmin;margin:0 0 4vmin;color:#fffc;animation:slide-in-y .5s .3s ease-out}.main .btns{display:flex;gap:14px;align-items:center;justify-content:center}.main .btns .btn{padding:10px 20px;background-color:transparent;color:#fff9;border:2px solid rgba(255,255,255,.6);border-radius:4px;font-size:3vmin;background:#00000080;cursor:pointer;transition:all .2s ease-in}.main .btns .btn:hover{color:#fff;border:2px solid #ffffff}.backArrow_container{margin:16px;height:16px;padding:1vmin;border-radius:15%;width:max-content;height:min-content;cursor:pointer}#backArrow{display:none;color:#fff}.backArrow_container svg{animation:leftMove 2s ease-out infinite forwards;width:5vmin;height:5vmin}#start-game{display:none;position:fixed;top:50vh;left:50vw;padding:2vmin;border:1vmin solid white;color:#fff;font-family:sans-serif;font-size:7vmin;transform:translate(-50%,-50%);background:#00000080;cursor:pointer;transition:transform .2s}#start-game:hover{transform:translate(-50%,-50%) scale(1.3)}@keyframes leftMove{to{transform:translate(-22px)}}@keyframes slide-in-y{0%{transform:translateY(30px);opacity:0}}@keyframes slide-upDown-y{0%{transform:translateY(-30px);opacity:0}}