body {
    font-family: sans-serif;
    display: flex;
    flex-direction: column; /* Öğeleri dikey sırada düzenler */
    align-items: center; /* Yatayda ortalar */
    min-height: 100vh;
    background-color: #333;
    color: #fff;
    margin: 0;
    padding: 20px;
}

.video-container {
    margin-bottom: 25px;
    width: 95%; /* Mobil ekran genişliğinin %95'ini kullanır */
    max-width: 700px; /* Maksimum genişlik */
    aspect-ratio: 16 / 9;
    position: relative;
    overflow: hidden;
    border-radius: 8px;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.3);
}

#youtube-player {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
    border-radius: 8px;
}

.container {
    background-color: transparent;
    padding: 20px;
    border-radius: 8px;
    text-align: center;
    width: 95%;
    max-width: 700px;
}

h1 {
    color: #eee;
    margin-bottom: 15px; /* Biraz azaltıldı */
    font-size: 1.8em;
}

#play-random {
    padding: 12px 25px;
    font-size: 1.1em;
    background-color: #007bff;
    color: white;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

#play-random:hover {
    background-color: #0056b3;
}