body,
h1,
h2,
h3,
h4,
h5,
h6,
hr,
p,
blockquote,
dl,
dt,
dd,
ul,
ol,
li,
pre,
form,
fieldset,
legend,
button,
input,
textarea,
th,
td {
    margin: 0;
    padding: 0;
}

body,
button,
input,
select,
textarea {
    font: 12px/1.5tahoma, arial, \5b8b\4f53;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-size: 100%;
}

address,
cite,
dfn,
em,
var {
    font-style: normal;
}

code,
kbd,
pre,
samp {
    font-family: couriernew, courier, monospace;
}

small {
    font-size: 12px;
}

ul,
ol {
    list-style: none;
}

a {
    text-decoration: none;
}

a:hover {
    text-decoration: none;
}

sup {
    vertical-align: text-top;
}

sub {
    vertical-align: text-bottom;
}

legend {
    color: #000;
}

fieldset,
img {
    border: 0;
}

button,
input,
select,
textarea {
    font-size: 100%;
    outline: none;
    border: none;
}

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


/* 清除浮动 */

.clearfix:before,
.clearfix:after {
    content: "";
    display: table;
}

.clearfix:after {
    clear: both;
    overflow: hidden;
}

.clearfix {
    zoom: 1;
    /* for ie6 & ie7 */
}

.clear {
    clear: both;
    display: block;
    font-size: 0;
    height: 0;
    line-height: 0;
    overflow: hidden;
}

.fl {
    float: left;
}

.fr {
    float: right;
}

.w {
    width: 1000px;
    margin: 0 auto;
}

.flex-center {
    display: flex;
    justify-content: center;
}

.flex-right {
    display: flex;
    justify-content: right;
}

.flex-strat {
    display: flex;
    justify-content: start;
}

.flex-space-between {
    display: flex;
    justify-content: space-between;
}

.ellipsis {
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}

.border-bottom {
    border-bottom: 1px solid rgba(216, 216, 216, 1);
}

body {
    min-height: 100vh;
    padding-bottom: 470px;
    box-sizing: border-box;
    position: relative;
}


/* 左右布局 */

.layout {
    display: flex;
    justify-content: space-between;
    max-width: 1000px;
}