body {
    font-family: 'Arial', sans-serif;
    background: linear-gradient(to bottom right, #4facfe, #00f2fe);
    color: #fff;
    text-align: center;
    padding: 50px;
}

.timer-container {
    background: rgba(0, 0, 0, 0.6);
    border-radius: 15px;
    padding: 30px;
    display: inline-block;
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.2);
}

.timer-container h1 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.timer-display {
    font-size: 3rem;
    margin: 20px 0;
    font-weight: bold;
}

.controls {
    margin-top: 20px;
}

.time-inputs input {
    padding: 10px;
    border: none;
    border-radius: 5px;
    font-size: 1rem;
    width: 100px;
    margin: 5px;
    text-align: center;
}

.controls button {
    background: #00c6ff;
    color: #fff;
    border: none;
    border-radius: 5px;
    padding: 10px 20px;
    font-size: 1rem;
    margin: 10px;
    cursor: pointer;
    transition: background 0.3s;
}

.controls button:hover {
    background: #0078cc;
}

.ringtone-controls,
.volume-controls {
    margin-top: 20px;
}