@font-face {
    font-family: "MyCustomFont";
    src: url("../fonts/alimamadongfangdakai.ttf") format("truetype");
    /* 可选：字体属性 */
    font-weight: normal;
    font-style: normal;
    font-display: swap;
}
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    /*font-family: "微软雅黑", sans-serif;*/
    font-family: "MyCustomFont", "微软雅黑", sans-serif;
}

body {
    background: #f5f5f5;
}

.header-banner {
    width: 100%;
    position: relative;
}

.header-banner-title {
    position: absolute;
    top: 16px;
    left: 0;
    right: 0;
    text-align: center;
    color: #fff;
    font-size: 18px;
    font-weight: 700;
    font-family: "楷体", KaiTi, "STKaiti", "KaiTi_GB2312", serif;
    letter-spacing: 1px;
    text-shadow: 0 2px 6px rgba(0, 0, 0, 0.6);
    padding: 0 12px;
    z-index: 10;
    pointer-events: none;
}

.header-banner-subtitle {
    position: absolute;
    top: 60px;
    left: 12px;
    color: #fff;
    font-size: 18px;
    font-weight: 400;
    font-family: "MyCustomFont", "微软雅黑", sans-serif;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
    z-index: 10;
    pointer-events: none;
}

.header-banner-subtitle-en {
    position: absolute;
    top: 90px;
    left: 12px;
    color: #fff;
    font-size: 16px;
    font-weight: 400;
    font-family: "MyCustomFont", "微软雅黑", sans-serif;
    letter-spacing: 1px;
    text-shadow: 0 2px 6px rgba(0, 0, 0, 0.5);
    z-index: 10;
    pointer-events: none;
}

.header-banner-line {
    position: absolute;
    top: 120px;
    left: 12px;
    width: 30px;
    height: 3px;
    background-color: #fff;
    border-radius: 2px;
    z-index: 10;
}

.header-banner img {
    display: block;
    width: 100%;
    height: 200px;
    border-radius: 0;
    margin: 0;
}

.banner-title {
    padding-top: 10px;
    color: #fff;
    font-size: 18px;
    text-shadow: 3px 3px 3px rgba(0,0,0,0.5);
    text-align: center;
}

.bg {
    margin: 0 10px;
    background-color: #f2f6ff;
    border-radius: 8px;
    padding-bottom: 15px;
}

/* 返回按钮样式 */
.back-btn {
    position: absolute;
    top: 16px;
    left: 12px;
    z-index: 20;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    padding: 0;
    background: transparent;
    border: none;
    cursor: pointer;
    transition: opacity 0.3s;
}

.back-btn img {
    width: 24px;
    height: 24px;
    object-fit: contain;
}

.back-btn:hover {
    opacity: 0.8;
}

.back-btn span {
    display: none;
}