body {
    font-family: Arial, sans-serif;
    margin: 0;
    background-color: #f4f4f4;
}

.container {
    max-width: 600px;
    margin: 0 auto;
    background-color: #fff;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px;
    border-bottom: 1px solid #eee;
}

.header-left img, .header-right img {
    width: 24px;
    height: 24px;
}

.header-center h1 {
    font-size: 1.2em;
    margin: 0;
}

.header-right a {
    text-decoration: none;
    color: #333;
    display: flex;
    align-items: center;
}

.header-right img {
    margin-right: 5px;
}

.banner {
    position: relative;
}

.banner img {
    width: 100%;
    display: block;
}

.banner-text {
    position: absolute;
    top: 50%;
    left: 20px;
    transform: translateY(-50%);
    color: white;
    width: 60%;
}

.banner-text h2 {
    margin: 0;
    font-size: 1.5em;
    color: #e84393;
}

.self-service, .kind-tips {
    padding: 15px;
}

.self-service h2, .kind-tips h2 {
    font-size: 1.1em;
    margin-top: 0;
}

.self-service ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.self-service li {
    border-bottom: 1px solid #eee;
}

.self-service li a {
    display: flex;
    align-items: center;
    padding: 15px 0;
    text-decoration: none;
    color: #333;
}

.self-service li img {
    width: 30px;
    height: 30px;
    margin-right: 15px;
}

.self-service li a::after {
    content: '>';
    margin-left: auto;
    color: #ccc;
}

.kind-tips p {
    font-size: 0.9em;
    color: #666;
    line-height: 1.6;
}

.header-help-icon {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 24px;
    height: 24px;
    background-color: #3498db;
    color: white;
    border-radius: 50%;
    text-decoration: none;
    font-weight: bold;
    font-size: 16px;
}

.progress-query {
    padding: 15px;
    background-color: #f4f4f4;
}

.progress-query-btn {
    display: block;
    width: 100%;
    text-align: center;
    background-color: #ff6b81;
    color: #fff;
    padding: 12px 0;
    border-radius: 25px;
    text-decoration: none;
    font-size: 1em;
}

.select-type-btn {
    width: 100%;
    padding: 12px;
    background-color: #f0f0f0;
    border: 1px solid #ddd;
    border-radius: 5px;
    text-align: left;
    font-size: 1em;
    cursor: pointer;
    margin-bottom: 15px;
}