html {
    height: 100%;
}

body {
    min-width: 320px;
    max-width: 1024px;
    height: 100%;
    margin: 0 auto;
    font-family: "Arial", "Microsoft YaHei", "黑体", "宋体", sans-serif;
    position: relative;
    background-color: #fff;
    color: #1f1f1f;
}

* {
    margin: 0;
    padding: 0;
    list-style: none;
    letter-spacing: 2px;
}

a {
    text-decoration: none;
    color: #333;
    -webkit-tap-highlight-color: rgba(255, 255, 255, 0);
    -webkit-user-select: none;
    -moz-user-focus: none;
    -moz-user-select: none;
}

em,
i,
b {
    font-style: normal;
    font-weight: normal;
    text-decoration: none;
}

input,
textarea,
select {
    display: block;
    border: none;
    resize: none;
    outline: none;
    -webkit-appearance: none;
}

@media screen and (min-width: 750px) {
    html {
        font-size: 37.5px !important;
    }
}