body {
    background-color: #0e1014;
    color: white;
    font-family: 'JetBrains Mono', monospace;
}

a {
    text-decoration: none;
    color: grey;
    font-weight: 500;
}

a:hover {
    text-decoration: underline;
}

#command {
    color: green;
}

h2,
h3 {
    color: wheat;
}

h4 {
    color: yellow;
}

.layout {
    display: grid;
    grid-template-columns: 260px 1fr;
    gap: 40px;
    margin: 40px auto;
    max-width: 1200px;
    padding: 0 20px;
}


/* Sidebar styling */

.sidebar {
    position: sticky;
    top: 20px;
    max-height: calc(100vh - 40px);
    overflow-y: auto;
    padding-right: 10px;
    border-right: 1px solid #ddd;
}

.sidebar ul {
    list-style-type: none;
    padding-left: 0;
}

.sidebar li {
    margin-bottom: 10px;
}

.sidebar a {
    text-decoration: none;
    color: grey;
    font-weight: 500;
}

.sidebar a:hover {
    text-decoration: underline;
}


/* Main content */

.content {
    line-height: 1.6;
    font-size: 16px;
    max-width: 850px;
}

#backToTop {
    display: none;
    position: fixed;
    bottom: 40px;
    right: 40px;
    z-index: 99;
    border: none;
    outline: none;
    background-color: black;
    color: white;
    cursor: pointer;
    padding: 12px 16px;
    border-radius: 50%;
    font-size: 20px;
    opacity: 0.7;
    transition: opacity 0.3s;
}

#backToTop:hover {
    opacity: 1;
}