.container-header .mod-menu>li:hover {color:red;}
.container-header .mod-menu>li:visited {color:red;}
.container-header .mod-menu>li:active {color:red;}
.breadcrumb {
 background-color: #00ffff;
 font-size: 1rem; color: #c70039; font-weight: bold;
}
.container-sidebar-right {
grid-area: side-r;
height: calc(100vh - 100px);
width: calc(40vh - 50px);
position: sticky;top: 150px; 
}
.header-steuerung {
 width: calc(40vh - 50px);
}