html, body {
    margin: 0;
    padding: 0;
    width: 100%;
    min-width: 100%;
    max-width: 100%;
    height: 100%;
    min-height: 100%;
    max-height: 100%;
}

body {
    display: flex;
    flex-direction: row;
    line-height: 1.4;
    font-family: 'Fira Code', 'JetBrains Mono', 'Courier New', monospace;
}

.sidebar {
    width: 240px;
    min-width: 240px;
    max-width: 240px;
    height: calc(100% - 24px);
    min-height: calc(100% - 24px);
    max-height: calc(100% - 24px);
    background-color: #f6f6f6;
    border-right: 1px solid #ccc;
    padding: 12px;
    display: flex;
    flex-direction: column;
}

.sidebar a {
    font-size: 24px;
    text-decoration: none;
    color: black;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.sidebar a:hover {
    background-color: white;
}

hr {
    margin: 0;
    padding: 0;
    width: 100%;
    min-width: 100%;
    max-width: 100%;
    height: 1px;
    min-height: 1px;
    max-height: 1px;
    background-color: #ccc;
    border: none;
    outline: none;
}

.content-section {
    width: calc(100% - 240px);
}