body,
html,
div,
span,
p,
section,
main,
footer {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}


* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    /* 关键：禁用安卓自动文本缩放 */
    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;
}