body {
    background: #595959;
    background: linear-gradient(to bottom,  rgba(0,0,0,0.81) 0%,rgba(89,89,89,0.92) 60%,rgba(89,89,89,0.94) 72%,rgba(89,89,89,1) 100%); /* W3C, IE10+, FF16+, Chrome26+, Opera12+, Safari7+ */
    position: relative;
    z-index: 1;

}

/*body:before{
    width: 100%;
    min-height: 500px;
    position: absolute;
    content: '';
    top:0;
    right:0;
    left:0;
    z-index: -1;

}*/