body { background-color: #333; visibility: hidden; } 
.container-fluid, .container {
padding-right:0;
    padding-left:0;
}
.Rollentext { font-size:14pt; }
.Rollensymbol { width:20px; }

.backdrop {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1040;
    width: 100vw;
    height: 100vh;
    background-color: #000;
    opacity: 0;
    display:none;
}

.backdrop.fade {
    opacity: 0;
}
  
.backdrop.show {
    opacity: 0.5;
}

.hide {
    display: none;
}