.title_box {
    padding: 20px;
    border: 1px solid #ccc;
    border-radius: 8px;
    background: #f9f9f9;
    font-family: Arial, sans-serif;
    max-width: 600px;
    margin: 20px auto;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.title_box h1 {
    font-size: 20px;
    text-align: center;
    color: #333;
    margin-bottom: 15px;
}

.price_box {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

.price_info {
    width: 48%;
    margin-bottom: 15px;
    padding: 10px;
    border: 1px solid #e1e1e1;
    border-radius: 5px;
    text-align: center;
    background: #fff;
}

.price_info .label {
    font-size: 14px;
    color: #666;
    margin-bottom: 5px;
}

.price_info .value {
    font-size: 18px;
    font-weight: bold;
    color: #333;
}

.price_info .value.percent {
    font-size: 16px;
    font-weight: bold;
}

.price_info .value.percent.positive {
    color: #28a745; /* 绿色，表示增长 */
}

.price_info .value.percent.negative {
    color: #dc3545; /* 红色，表示下降 */
}