html{
    scroll-behavior: smooth;
}
.gotop{
    display: block;
    width: 130px;
    height: 34px;
    box-sizing: border-box;
    background: #2f4f4f;
    border: 1px solid #2f4f4f;
    padding-top: 8px;
    text-align: center;
    letter-spacing: -1px;
    font-size: 80%;
    text-decoration: none;
    color: #fff;
    opacity: 0.8;
    position: fixed;
    bottom:0px;
    right: 0px;
    z-index: 10000;
   border-top-left-radius: 10px;	
}


    .gotop::before{
        bottom: 0;
    }
}