nav ul{display:flex;list-style:none;padding:0;margin:0}nav ul li{margin:0 20px}#nav_btn{cursor:pointer;position:relative;z-index:10001}#nav_btn span{width:52px;height:2px;display:block;background-color:#fff;border-radius:2px;box-shadow:0 1px 3px #000;margin-bottom:7px}#nav_btn span:nth-child(2){width:40px}#nav_btn span:nth-child(3){width:28px;margin-bottom:0}@media (max-width:991px){nav{position:fixed;z-index:9999;top:0;bottom:0;right:-100%;min-width:100%;background-color:#46b8a4d9;transition:all .5s ease;display:flex;justify-content:center;align-items:center}nav ul{flex-direction:column;font-size:20px;font-weight:700}nav ul li{margin-bottom:35px}nav.open{right:0}}@media (min-width:992px){#nav_btn{display:none}}