#main {
    height: 100%;
}

#content {
    padding-left: 0;
}

/* Sidebar */
#sidebar {
    background-color: #303E4C;
    text-align: right;
    padding-right: 0;
}

#sidebar .menu {
    font-size: 25px;
    background-color: #303E4C;
    border: none;
}

#sidebar .item {
    border: none;
    padding: 14px 20px 14px 2px;
    color: white;
}

#sidebar .item:hover {
    background-color: white;
    color: #303E4C;

}

#sidebar .item.active-page {
    background-color: white;
    color: #303E4C;
}

#sidebar .header {
    font-size: 40px;
    line-height: 40px;
    margin: 10px;
    margin-top: 1em;
    margin-bottom: 1em;
}

#sidebar .header a {
    color: white;
}

.ui.info.message {
    background-color: #fffffb;
    border-style: solid;
    border-color: blue;
    color: black;
    opacity: 1;
}

/* Image headers */
.masthead {
    background-size: cover !important;
    border-radius: 0 !important;
}

.masthead h1 {
    margin-top: 3em;
    margin-bottom: 2em;
    font-size: 3em;
}

.masthead h2 {
    margin-bottom: 2em;
}

.ui.card>.image:not(.ui)>img, .ui.cards>.card>.image:not(.ui)>img {
    padding: 5px;
}

.ui.celled.table td {
    vertical-align: top;
}

.ui.label a {
    opacity: 1;
}

/* custom image headers */
.img-header-lecture {
    background-image:
        linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)),
         url('img/lectureimg.jpg') !important;
}

.img-header-oh {
    background-image:
        linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)),
         url('img/officehours.jpg') !important;
}

.img-header-staff {
    background-image:
        linear-gradient(rgba(0, 0, 0, 0.1), rgba(0, 0, 0, 0.1)),
         url('img/winter-2026.jpg') !important;
    height: 30%;
}