@charset "utf-8";
/*---------------------------------------------------------
common styles
---------------------------------------------------------*/

body,
h1,
h2,
h3,
h4,
h5,
h6,
div,
ul,
ol,
li,
a,
img,
p,
span,
input {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: '微软雅黑';
    margin: 0 auto;
}

ul,
ol {
    list-style: none;
}

img {
    border: none;
}

a {
    color: #333;
    text-decoration: none;
    cursor: pointer;
}

.clearfix::after {
    content: '.';
    clear: both;
    display: block;
    overflow: hidden;
    font-size: 0;
    height: 0;
}

.clearfix {
    zoom: 1;
}

.flex {
    display: -webkit-box;
    display: -webkit-flex;
    display: -moz-flex;
    display: -ms-flexbox;
    display: flex;
}

.flex-c {
    flex-direction: column;
}

.flex-wrap {
    flex-wrap: wrap;
}

.around {
    justify-content: space-around;
}

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

.center {
    justify-content: center;
}

.align {
    align-items: center;
}

/* margin-top */
.mt5 {
    margin-top: 5px;
}

.mt10 {
    margin-top: 10px;
}

.mt15 {
    margin-top: 15px;
}

.mt20 {
    margin-top: 20px;
}

.mt25 {
    margin-top: 25px;
}

.mt30 {
    margin-top: 30px;
}

.mt35 {
    margin-top: 35px;
}

/* margin-bottom */
.mb5 {
    margin-bottom: 5px;
}

.mb10 {
    margin-bottom: 10px;
}

.mb15 {
    margin-bottom: 15px;
}

.mb20 {
    margin-bottom: 20px;
}

.mb25 {
    margin-bottom: 25px;
}

.mb30 {
    margin-bottom: 30px;
}

.mb35 {
    margin-bottom: 35px;
}

.mb60 {
    margin-bottom: 60px;
}

/* margin-left */
.ml5 {
    margin-left: 5px;
}

.ml10 {
    margin-left: 10px;
}

.ml15 {
    margin-left: 15px;
}

.ml20 {
    margin-left: 20px;
}

.ml25 {
    margin-left: 25px;
}

.ml30 {
    margin-left: 30px;
}

.ml35 {
    margin-left: 35px;
}

/* margin-right */
.mr5 {
    margin-right: 5px;
}

.mr10 {
    margin-right: 10px;
}

.mr15 {
    margin-right: 15px;
}

.mr20 {
    margin-right: 20px;
}

.mr25 {
    margin-right: 25px;
}

.mr30 {
    margin-right: 30px;
}

.mr35 {
    margin-right: 35px;
}

.mr40 {
    margin-right: 40px;
}

/* padding-top */
.pt5 {
    padding-top: 5px;
}

.pt10 {
    padding-top: 10px;
}

.pt15 {
    padding-top: 15px;
}

.pt20 {
    padding-top: 20px;
}

.pt25 {
    padding-top: 25px;
}

.pt30 {
    padding-top: 30px;
}

.pt35 {
    padding-top: 35px;
}

/* padding-bottom */
.pb5 {
    padding-bottom: 5px;
}

.pb10 {
    padding-bottom: 10px;
}

.pb15 {
    padding-bottom: 15px;
}

.pb20 {
    padding-bottom: 20px;
}

.pb25 {
    padding-bottom: 25px;
}

.pb30 {
    padding-bottom: 30px;
}

.pb35 {
    padding-bottom: 35px;
}

/* padding-left */
.pl5 {
    padding-left: 5px;
}

.pl10 {
    padding-left: 10px;
}

.pl15 {
    padding-left: 15px;
}

.pl20 {
    padding-left: 20px;
}

.pl25 {
    padding-left: 25px;
}

.pl30 {
    padding-left: 30px;
}

.pl35 {
    padding-left: 35px;
}

/* padding-right */
.pr5 {
    padding-right: 5px;
}

.pr10 {
    padding-right: 10px;
}

.pr15 {
    padding-right: 15px;
}

.pr20 {
    padding-right: 20px;
}

.pr25 {
    padding-right: 25px;
}

.pr30 {
    padding-right: 30px;
}

.pr35 {
    padding-right: 35px;
}

/* 页面 */
@media (max-width: 1000px) {
    body {
        width: 1300px;
    }
}