.MenuGlowne {
    display: block;
    font-family: Arial;
    font-size: calc(8px + 0.6vw);
    color: #fff;
    line-height: 39px;
    padding: 7px 5px 5px 7px;
    margin-bottom: 5px;
    background-color: #1f4957;
    border: 1px solid #ffffff;
    text-align: center;
    border-radius: 10px;
}

#jm-back-top {
    position: fixed;
    bottom: 50px;
    right: 50px;
    left: auto;
    z-index: 9999;
}

#jm-back-top span {
    display: block;
    height: 50px;
    -webkit-transition: all 1s ease 0s;
    transition: all 1s ease 0s;
    width: 50px;
    background: url(http://biblioteka.pwsz.nysa.pl/templates/jm-company/images/backtotop.png) no-repeat center center rgba(0,0,0,0.2);
		}