body {
    padding-top: 50px;
    background: transparent;
    background-color: #0085cc;
    background-image: linear-gradient(rgba(255, 255, 255, .2) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, .2) 1px, transparent 0px), linear-gradient(rgba(255, 255, 255, .1) 1px, transparent 0px), linear-gradient(90deg, rgba(255, 255, 255, .1) 1px, transparent 1px);
    background-size: 100px 100px, 100px 100px, 20px 20px, 20px 20px;
    /* background-position: -2px -2px, -2px -2px, -1px -1px, -1px -1px; */
    position: absolute;
    left: 0;
    right: 0;
    top: 0;
    bottom: 0;
    opacity: 85;
    -ms-filter: "progid:DXImageTransform.Microsoft.Alpha(Opacity=85)";
    filter: alpha(opacity=85);
    z-index: 300;
}