body {
    margin: 0;
    padding: 0;
}

.page-container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}
.page {
    display: grid;
    min-height: 100vh;
    grid-template-rows: auto 1fr;
    grid-template-columns: 18.75rem calc(100% - 18.75rem);
    grid-template-areas: "a b" "a b";
}

header {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    right: auto;
    height: 100vh;
    width: 18.75rem;
}
header .inner {
    padding-top: 1.25rem;
    margin: 0 1.85rem;
    height: 100%;
}
.menu {
    display: flex;
    flex-direction: column;
    flex-wrap: nowrap;
    align-content: stretch;
    text-align: center;
    height: 100%;
}
.menu-wrapper {
    display: flex;
    flex-grow: 1;
    justify-content: center;
}
.menu-items {
    display: flex;
    flex-direction: column;
    justify-content: center;
    overflow: hidden;
}
.auth-control {
    margin-top: 1.6rem;
}
.site-nav {
    margin-bottom: 1.6rem;
}
.menu-items ul {
    padding: 0;
}
.menu-items li {
    padding: 0.6rem 0;
    list-style: none;
}
.menu-items li a {
    text-decoration: none;
    color: #999999;
    transition: all .6s;
}
.menu-items li a:hover {
    color: #666666;
}

main {
    grid-area: b;
    position: relative;
    margin: 0;
    padding: 0;
    width: 100%;
}

.courses-container {
    margin: 0 auto;
    max-width: 700px;
}
.course-list {
    display: grid;
    gap: 12px;
}
.course-list-inner {
    display: grid;
    gap: 12px;
}
.course-item {
    padding: 22px;
    border: 2px solid #999999;
    border-radius: 8px;
    transition: all .4s;
}
.course-item:hover {
    border-color: #333333;
    background-color: #eeeeee;
}
.course-content {
    display: flex;
    gap: 24px;
    align-items: center;
}
.course-item.not-published {
    border-color: #cccccc;
}
.course-item.not-published:hover {
    border-color: #999999;
    background-color: #f9f9f9;
}
.course-item.not-published .course-content {
    color: #999999;
}

table {
    width: 90%;
    border: 1px solid #cccccc;
    border-spacing: 0;
    border-collapse: collapse;
}
thead {
    color: #212121;
}
tbody tr:nth-child(2n+1) {
    background-color: #eeeeee;
}
th, td {
    border: 1px solid #cccccc;
}
th {
    text-align: left;
    padding: 0.3rem;
}

.homepage-logo {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
}
.homepage-logo img {
    object-position: 50% 50%;
    object-fit: cover;
    width: 100%;
    height: 100%;
    border-style: none;
    aspect-ratio: auto 1920 / 1369;
}