.container-header {
    background-color: #ffffff;
    background-image: -o-linear-gradient(315deg,#ffffff 0,#ffffff 100%);
    background-image: linear-gradient(135deg,#ffffff 0,#ffffff 100%);
    -webkit-box-shadow: inset 0 5px 5px rgb(0 0 0 / 3%);
    box-shadow: inset 0 5px 5px rgb(0 0 0 / 3%);
    position: relative;
    z-index: 10;
}
.container-header .mod-menu {
    color:  var(--cassiopeia-color-link);
}
.container-header .mod-menu a {
  -webkit-border-radius: 6px 6px 6px 6px;
  -moz-border-radius: 6px 6px 6px 6px;
  border-radius: 6px 6px 6px 6px; 
  padding: 3px 15px;
  color: 000000;
}

.container-header .mod-menu a:hover {
    background-color: #ccc;
}
.container-header .navbar-toggler {
    color: #000000;
    border: 1px solid #0088cc;
}