body {
    font-family: Arial, sans-serif;
    background-color: #f5f5f5;
    padding: 10px;
}

.container {
    max-width: 600px;
    margin: auto;
    background: white;
    padding: 20px 15px;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
    text-align: center;
}

h1 {
    margin-bottom: 20px;
}

.channel {
    margin-bottom: 15px;
    padding: 10px;
    border-radius: 6px;
    background-color: #f0f0f0;
}

h2 {
    font-size: 16px;
    margin-bottom: 10px;
}

button {
    font-size: 20px;
    padding: 14px 28px;
    margin: 5px 10px;
    border: none;
    border-radius: 8px;
    background-color: #007bff;
    color: white;
    cursor: pointer;
    transition: background-color 0.2s ease;
}

button:hover {
    background-color: #0056b3;
}

/* Mobile responsive tweak */
@media screen and (max-width: 480px) {
    button {
        display: block;
        width: 100%;
        font-size: 22px;
        margin: 10px 0;
    }

    .channel {
        margin-bottom: 20px;
    }
}