#gotop {
    position: fixed;
    right: 8%;
    bottom: 8%;
    z-index: 999;
    cursor: pointer;
    opacity: 0;
    transition: opacity 0.4s linear;
    display: block;
  
}

#gotop.is-visible {

    opacity:1;
    
}

.gotop-img{
    width: 40px;
    height: 40px;

}

.gotop-img img{
    display: block;
    width: 100%;

}


@media all and (max-width: 1280px){

    #gotop {
        right: 6%;

      
    }

}

@media all and (max-width: 768px){

    #gotop {
        right: 5%;

      
    }
    .gotop-img{
        width: 35px;
        height: 35px;
    
    }
    

}