#return-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: rgb(0, 0, 0);
    background: rgba(0, 0, 0, 0.7);
    width: 50px; /*!*50px*/
    height: 50px; /*!*50px*/
    display: block;
    text-decoration: none;
    -webkit-border-radius: 35px; /*!*35px*/
    -moz-border-radius: 35px; /*!*35px*/
    border-radius: 35px; /*!*35px*/
    display: none;
    -webkit-transition: all 0.3s linear;
    -moz-transition: all 0.3s ease;
    -ms-transition: all 0.3s ease;
    -o-transition: all 0.3s ease;
    transition: all 0.3s ease;
}
#return-to-top i {
    color: #fff;
    margin: 0;
    position: relative;
    left: 16px; /*!*16px*/
    top: 13px; /*!*13px*/
    font-size: 19px; /*!*19px*/
    -webkit-transition: all 0.3s ease;
    -moz-transition: all 0.3s ease;
    -ms-transition: all 0.3s ease;
    -o-transition: all 0.3s ease;
    transition: all 0.3s ease;
}
#return-to-top:hover {
    background: rgba(0, 0, 0, 0.9);
}
#return-to-top:hover i {
    color: #fff;
    top: 5px;
}


#return-to-down {
    position: fixed;
    top: 100px;
    right: 30px;
    background: rgb(0, 0, 0);
    background: rgba(0, 0, 0, 0.7);
    width: 50px; /*!*50px*/
    height: 50px; /*!*50px*/
    display: block;
    text-decoration: none;
    -webkit-border-radius: 35px; /*!*35px*/
    -moz-border-radius: 35px; /*!*35px*/
    border-radius: 35px; /*!*35px*/
    display: none;
    -webkit-transition: all 0.3s linear;
    -moz-transition: all 0.3s ease;
    -ms-transition: all 0.3s ease;
    -o-transition: all 0.3s ease;
    transition: all 0.3s ease;
}
#return-to-down i {
    color: #fff;
    margin: 0;
    position: relative;
    left: 15.3px; /*!*16px*/
    top: 16px; /*!*13px*/
    font-size: 19px; /*!*19px*/
    -webkit-transition: all 0.3s ease;
    -moz-transition: all 0.3s ease;
    -ms-transition: all 0.3s ease;
    -o-transition: all 0.3s ease;
    transition: all 0.3s ease;
}
#return-to-down:hover {
    background: rgba(0, 0, 0, 0.9);
}
#return-to-down:hover i {
    color: #fff;
    top: 24px;
}