body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: #f0f2f5;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
}

.container {
    background-color: #ffffff;
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    text-align: center;
    width: 90%;
    max-width: 500px;
}

h1 {
    color: #333;
    margin-bottom: 30px;
}

.form-group {
    margin-bottom: 20px;
    text-align: left;
}

label {
    display: block;
    margin-bottom: 8px;
    color: #555;
    font-weight: bold;
}

input[type="number"],
input[type="text"] {
    width: 100%;
    padding: 12px;
    border: 1px solid #ccc;
    border-radius: 8px;
    box-sizing: border-box;
    margin-bottom: 1px;
}

button {
    background-color: #007bff;
    color: white;
    border: none;
    padding: 15px 30px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 16px;
    transition: background-color 0.3s;
}

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

#timer-display {
    font-size: 72px;
    font-weight: bold;
    color: #333;
    margin: 20px 0;
}

.speaker-info {
    font-size: 18px;
    color: #555;
    margin-bottom: 20px;
}

#progress-bar-container {
    width: 100%;
    background-color: #e0e0e0;
    border-radius: 8px;
    overflow: hidden;
    margin-bottom: 20px;
}

#progress-bar {
    width: 100%;
    height: 20px;
    background-color: #4169E1;
    transition: width 0.5s;
}

.controls button {
    margin: 0 10px;
    background-color: #6c757d;
}

.controls button:hover {
    background-color: #5a6268;
}

/* Style for the new "Next" button */
#next-btn {
    background-color: #28a745;
}

#next-btn:hover {
    background-color: #218838;
}

#reset-btn {
    background-color: #dc3545;
}

#reset-btn:hover {
    background-color: #c82333;
}