@charset "utf-8";
:root{--color:#649eff}
@media (min-width:1025px){header .head-info .head-nav{width:100%;}
header .head-info .head-nav .nav-ul{margin:0 auto;}}
@media (min-width:1281px){header .head-info .head-nav .nav-ul>li>a{font-size:22px;}}
header .head-top .head-share{margin-left:20%}
@media (max-width:1024px){footer .bottom-btn{transform: translateY(0);opacity: 1;visibility: inherit;}}