body {
    font-family: Arial, sans-serif;
    background: linear-gradient(120deg, #222, #444);
    color: white;
    text-align: center;
}

.container {
    background: rgba(0, 0, 0, 0.7);
    padding: 20px;
    border-radius: 10px;
    display: inline-block;
}

input, select, button {
    width: 80%;
    padding: 10px;
    margin: 10px;
    border: none;
    border-radius: 5px;
}

button {
    background-color: #ff5722;
    color: white;
    font-size: 16px;
    cursor: pointer;
}

button:hover {
    background-color: #ff3d00;
}

.lang-select {
    display: flex;
    justify-content: center;
    align-items: center;
}

.lang-select select {
    width: 40%;
}

#video-history {
    list-style: none;
}

#video-history li {
    margin-top: 10px;
}