.my_btn{position:absolute;top:1rem;right:1rem;z-index:10;color:#e9ca94;border:none;border-radius:.1rem;cursor:pointer;width:3rem}.index_div{background-image:url(../img/yjxh_index.026fb3bd.jpg)!important;background-repeat:no-repeat;background-size:100% auto;min-height:100vh;width:100%}