.form_tips {
    background-color: #f8f9fa;
    padding: 15px;
    border-radius: 4px;
    margin-bottom: 20px;
}

.form_tips ul {
    margin: 10px 0 0 20px;
    padding: 0;
}

.form_tips li {
    margin-bottom: 5px;
    color: #666;
}

.required {
    color: #dc3545;
    margin-left: 3px;
}

.detail_form input::placeholder,
.detail_form textarea::placeholder {
    color: #999;
    font-size: 13px;
}

.detail_form select {
    width: 100%;
    padding: 8px;
    border: 1px solid #ddd;
    border-radius: 4px;
    color: #333;
}

.detail_form select option:first-child {
    color: #999;
}

.detail_form input[type="tel"] {
    width: 100%;
    padding: 8px;
    border: 1px solid #ddd;
    border-radius: 4px;
}