body {
}
body, div, dl, dt, dd, ul, ol, li, tr, td, th,
h1, h2, h3, h4, h5, h6, hr, br, img, table,
input, form, a, p, textarea {
    padding: 0;
    margin: 0;
    font-family: -apple-system,BlinkMacSystemFont,PingFang SC,Microsoft YaHei,Source Han Sans SC,Noto Sans CJK SC,WenQuanYi Micro Hei,Helvetica Neue,sans-serif;
    font-family: "微软雅黑";
}

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

a {
    outline: none;
    text-decoration: none;
}

a:link {
    text-decoration: none;
}

a:link, a:active, a:visited, a:focus, a:hover {
    outline: none;
    text-decoration: none;
}
/*display设为block设置为块级元素，默认为display:inline;
存在下边线多出4px状况,所以一般设为block*/
img {
    border: 0;
    display: inline-block;
}
/*清除浮动破坏带来的塌陷问题*/
/*清除浮动的兼容IE*/
.clearfloat {
    zoom: 1;
}

.clearfloat:after {
    display: block;
    clear: both;
    content: "";
    visibility: hidden;
    height: 0;
}

input, button {
    outline: none;
    outline-offset: 0;
}