nav:not(.mm-menu){display: none;}
.header.fixed{position: fixed;top: 0;left: 0;}
.footer.fixed{position: fixed;bottom: 0;left: 0;}
.header a{display: block;width: 48px;height: 40px;padding: 11px;position: absolute;top: 0;left: 0;}
.header a:before, .header a:after{content: '';display: block;background: #fff;height: 2px;}
.header a span{background: #fff;display: block;height: 2px;margin: 6px 0;}
.content{padding: 150px 50px 50px 50px;}
.Menu {display: none;}
.mm-menu .mm-navbar a, .mm-menu .mm-navbar>* {color: #ff4f4f !important;font-weight: 600;font-size: 16px;letter-spacing: 0.3px;}