body {
    background-color: #f9f9f9;
}

#rating-calculator {
    background-color: #fff;
    border-radius: 8px;
    padding: 40px;
    max-width: 100%;
    margin: auto;
}

h5 {
    text-align: center;
    font-weight: bold; /* 加粗标题 */
    color: #333;
    font-size: 24px; /* 设置字体大小为24px */
}

form {
    display: flex;
    flex-direction: column; /* 纵向排列 */
}

label {
    margin-bottom: 5px;
    color: #555;
}

input {
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    margin-bottom: 15px;
    font-size: 16px; /* 增大字体 */
}

button {
    background-color: #28a745;
    color: white;
    border: none;
    border-radius: 4px;
    padding: 10px 15px;
    cursor: pointer;
    transition: background-color 0.3s;
    margin-bottom: 10px; /* 增加间距 */
    font-size: 16px; /* 增大字体 */
}

button:hover {
    background-color: #218838;
}

#resetButton {
    background-color: #dc3545;
}

#resetButton:hover {
    background-color: #c82333;
}

#result {
    margin-top: 20px;
    padding: 15px;
    border-radius: 4px;
}

.success {
    background-color: #d4edda;
    color: #155724;
}

.info {
    color: #004085;
}

#result p {
    margin: 5px 0;
}