@media (max-width: 768px){.main-header{display:none}.main-banner{background-image:url(https://usslobachevsky.ru/images/bg0.jpg);background-attachment:fixed;width:100%;height:100vh;background-size:cover;background-position:57% 30%;overflow:hidden;position:relative;display:flex;flex-direction:column;align-items:center;padding-bottom:0}}