.go-top-wrapper{
    display: none;
    position: fixed;
    width: 40px;
    height: 40px;
    border-radius: 5px;
    bottom: 60px;
    right: 20px;
    z-index: 100;
    overflow: hidden;
    text-align: center;
    background-color:#304c75;
    -moz-box-shadow: 0 4px 5px 0 rgba(0,0,0,0.14),0 1px 10px 0 rgba(0,0,0,0.12),0 2px 4px -1px rgba(0,0,0,0.3);
    -webkit-box-shadow: 0 4px 5px 0 rgba(0,0,0,0.14),0 1px 10px 0 rgba(0,0,0,0.12),0 2px 4px -1px rgba(0,0,0,0.3);
    -o-box-shadow: 0 4px 5px 0 rgba(0,0,0,0.14),0 1px 10px 0 rgba(0,0,0,0.12),0 2px 4px -1px rgba(0,0,0,0.3);
    box-shadow:  0 4px 5px 0 rgba(0,0,0,0.14),0 1px 10px 0 rgba(0,0,0,0.12),0 2px 4px -1px rgba(0,0,0,0.3);
    transition: 0.3s;
}
.go-top i{
    overflow: hidden;
    text-align: center;
    line-height: 35px;

    color: white;
    font-size: 40px;


}
.go-top-wrapper:hover{
    transform: scale(1.05);
}
@media screen and (max-width: 768px) {
    .go-top-wrapper {
        width: 40px;
        height: 40px;
    }

    .go-top i{

        line-height: 36px;
        font-size: 26px;
    }
}