body {
    font-family: Arial, sans-serif;
    background-color: #111;
    color: #f5f5f5;
    margin: 0;
    padding: 0;
}

.header {
    background-color: #cc0000;
    padding: 15px;
    color: white;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.container {
    display: flex;
}

.sidebar {
    width: 200px;
    background: #222;
    padding: 20px;
}

.content {
    flex: 1;
    padding: 20px;
}

.video-card {
    background: #333;
    margin-bottom: 15px;
    padding: 10px;
    border-radius: 4px;
}

.video-card img {
    width: 100%;
    max-width: 320px;
}

.video-card .title {
    font-size: 1.1em;
    margin-top: 5px;
}

.video-card .uploader {
    font-size: 0.9em;
    color: #bbb;
}