* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Microsoft Yahei", sans-serif;
}
body {
    background-color: #f5f5f5;
    padding: 10px;
}
.header {
    background-color: #fff;
    padding: 15px;
    border-bottom: 1px solid #eee;
    text-align: center;
}
.header h1 {
    font-size: 18px;
    color: #2385bb;
}
.header p {
    font-size: 14px;
    color: #666;
    margin-top: 5px;
}
.banner {
    width: 100%;
    margin: 0 0 15px 0;
}
.banner img {
    width: 100%;
    display: block;
}
.desc {
    font-size: 14px;
    color: #333;
    line-height: 1.6;
    margin-bottom: 20px;
    padding: 0 10px;
}
.form-group {
    margin-bottom: 15px;
    padding: 0 10px;
}
.form-group label {
    display: block;
    font-size: 14px;
    color: #333;
    margin-bottom: 5px;
}
.form-group label span {
    color: red;
}
.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 14px;
}
.form-group textarea {
    height: 80px;
    resize: none;
}
.agreement {
    padding: 0 10px;
    margin: 15px 0;
    font-size: 12px;
}
.agreement a {
    color: #2385bb;
    text-decoration: none;
}
.submit-btn {
    width: 95%;
    margin: 0 auto;
    display: block;
    padding: 12px;
    background-color: #2385bb;
    color: #fff;
    border: none;
    border-radius: 4px;
    font-size: 16px;
    cursor: pointer;
}
.submit-btn:hover {
    background-color: #1a6a99;
}
.note {
    font-size: 12px;
    color: #666;
    padding: 0 10px;
    margin: 10px 0;
}

/* 弹窗样式 */
.modal {
    display: none; /* 默认隐藏 */
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5); /* 半透明背景 */
    z-index: 9999;
    justify-content: center;
    align-items: center;
}
.modal-content {
    background-color: #fff;
    width: 90%;
    max-width: 600px;
    max-height: 80vh;
    overflow-y: auto; /* 内容超出时滚动 */
    padding: 20px;
    border-radius: 8px;
    position: relative;
}
.close-btn {
    position: absolute;
    top: 10px;
    right: 15px;
    font-size: 20px;
    color: #666;
    cursor: pointer;
    border: none;
    background: none;
}
.modal-title {
    font-size: 16px;
    font-weight: bold;
    margin-bottom: 15px;
    color: #333;
    text-align: center;
}
.modal-text {
    font-size: 14px;
    line-height: 1.8;
    color: #333;
}
.modal-text p {
    margin-bottom: 10px;
}