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

*:before,
*:after {
    -webkit-box-sizing: inherit;
    box-sizing: inherit;
}

img {
    border: none;
    max-width: 100%;
}

a {
    background-color: transparent;
    text-decoration: none;
    -webkit-text-decoration-skip: objects;
    outline: none;
    color: inherit;
    cursor: pointer;
}

a:focus,
a:active {
    outline: none;
}

a img {
    vertical-align: top;
}

ul,
ol,
li {
    list-style: none;
}

table {
    border-collapse: collapse;
    border-spacing: 0;
}

html {
    -webkit-text-size-adjust: 100%;
    -moz-text-size-adjust: 100%;
    -ms-text-size-adjust: 100%;
    text-size-adjust: 100%;
}

body {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
    font-family: SourceHanSansCN-Normal, SourceHanSansCN;
    font-size: 0;
}

textarea,
input,
button {
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    background: none;
    border: none;
    -webkit-box-shadow: none;
    box-shadow: none;
    outline: none;
    cursor: pointer;
}

.fl {
    float: left;
}

.fr {
    float: right;
}

.clearfix {
    zoom: 1;
}

.clearfix:after {
    content: "";
    display: block;
    clear: both;
    overflow: hidden;
}