.toTop{position:fixed;right:16px;bottom:200px;z-index:9999;cursor:pointer;width:112px;display:none}
.toTop img{width:100%;height:auto;vertical-align:middle}

@media screen and (max-width:1440px){

    .toTop{width:60px;bottom:150px}

}

@media screen and (max-width:800px) {


    .toTop {
        bottom: 100px
    }


}

@media screen and (max-width:375px){
    .toTop{width:48px;right:10px}
}