* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Helvetica Neue", sans-serif;
    /*background-color: #f5f5f5;*/
    background-color: #ededed;
    color: #333;
    line-height: 1.6;
    padding: 0;
    margin: 0;
    font-size: 14px;
}

.body-container {
    max-width: 100%;
    min-height: 100vh;
    /*background-color: #f5f5f5;*/
    background-color: #ededed;
}

.header {
    /*background-color: #fff;*/
    background-color: #ededed;
    padding: 12px;
    /*border-bottom: 1px solid #eaeaea;*/
    position: sticky;
    top: 0;
    z-index: 10;
    display: flex;
    align-items: center;
}

.back-btn {
    font-size: 16px;
    color: #007aff;
    text-decoration: none;
    padding: 8px 0;
    font-weight: 500;
}

.back-btn::before {
    font-size: 24px;
    margin-right: 5px;
}

.header-title {
    flex: 1;
    text-align: center;
    font-size: 18px;
    font-weight: 600;
    margin-right: 60px; /* 平衡返回按钮的宽度 */
}


/* ext-float 扩展浮层专用 */
.header-title-ext-float {
    flex: 1;
    text-align: center;
    font-size: 18px;
    font-weight: 600;
}