* {
    margin: 0;
    padding: 0;
    font-family: "PingFangSC-Regular,MicrosoftYaHei,Heiti SC,Helvetica";
    font-style: normal;
    text-decoration: none;
    outline: 0;
    list-style-type: none;
    box-sizing: border-box;
}

img {
    border: 0;
    max-width: 100%;
}
input[type="text"],
input[type="file"],
input[type="password"],
input[type="search"],
input[type="tel"],
input[type="number"],
input[type="email"],
input[type="submit"],
textarea {
    -webkit-appearance: none;
}
input[type=search] {
    font-size: 16px;
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
    height: 34px;
    text-align: center;
    border: 0;
    border-radius: 6px;
    background-color: rgba(0,0,0,.1);
}
/* 父元素-flex容器 */
.flex {
    display: box; /* OLD - Android 4.4- */
    display: -webkit-box; /* OLD - iOS 6-, Safari 3.1-6 */
    display: -moz-box; /* OLD - Firefox 19- (buggy but mostly works) */
    display: -ms-flexbox; /* TWEENER - IE 10 */
    display: -webkit-flex; /* NEW - Chrome */
    display: flex; /* NEW, Spec - Opera 12.1, Firefox 20+ */
}

/* 子元素-平均分栏 */
.flex1 {
    -webkit-box-flex: 1; /* OLD - iOS 6-, Safari 3.1-6 */
    -moz-box-flex: 1; /* OLD - Firefox 19- */
    -webkit-flex: 1; /* Chrome */
    -ms-flex: 1; /* IE 10 */
    flex: 1; /* NEW, Spec - Opera 12.1, Firefox 20+ */
}

/* 父元素-横向排列（主轴） */
.flex-h {
    display: box; /* OLD - Android 4.4- */
    display: -webkit-box; /* OLD - iOS 6-, Safari 3.1-6 */
    display: -moz-box; /* OLD - Firefox 19- (buggy but mostly works) */
    display: -ms-flexbox; /* TWEENER - IE 10 */
    display: -webkit-flex; /* NEW - Chrome */
    display: flex; /* NEW, Spec - Opera 12.1, Firefox 20+ */
    /* 09版 */
    -webkit-box-orient: horizontal;
    /* 12版 */
    -webkit-flex-direction: row;
    -moz-flex-direction: row;
    -ms-flex-direction: row;
    -o-flex-direction: row;
    flex-direction: row;
}

/* 父元素-横向换行 */
.flex-hw {
    /* 09版 */
    /*-webkit-box-lines: multiple;*/
    /* 12版 */
    -webkit-flex-wrap: wrap;
    -moz-flex-wrap: wrap;
    -ms-flex-wrap: wrap;
    -o-flex-wrap: wrap;
    flex-wrap: wrap;
}

/* 父元素-水平居中（主轴是横向才生效） */
.flex-hc {
    /* 09版 */
    -webkit-box-pack: center;
    /* 12版 */
    -webkit-justify-content: center;
    -moz-justify-content: center;
    -ms-justify-content: center;
    -o-justify-content: center;
    justify-content: center;

    /* 其它取值如下：
    align-items 主轴原点方向对齐
    flex-end 主轴延伸方向对齐
    space-between 等间距排列，首尾不留白
    space-around 等间距排列，首尾留白
    */
}

/* 父元素-水平两端对齐（主轴是横向才生效） */
.flex-hb {
    /* 09版 */
    -webkit-box-pack: space-between;
    /* 12版 */
    -webkit-justify-content: space-between;
    -moz-justify-content: space-between;
    -ms-justify-content: space-between;
    -o-justify-content: space-between;
    justify-content: space-between;

}

/* 父元素-纵向排列（主轴） */
.flex-v {
    display: box; /* OLD - Android 4.4- */
    display: -webkit-box; /* OLD - iOS 6-, Safari 3.1-6 */
    display: -moz-box; /* OLD - Firefox 19- (buggy but mostly works) */
    display: -ms-flexbox; /* TWEENER - IE 10 */
    display: -webkit-flex; /* NEW - Chrome */
    display: flex; /* NEW, Spec - Opera 12.1, Firefox 20+ */
    /* 09版 */
    -webkit-box-orient: vertical;
    /* 12版 */
    -webkit-flex-direction: column;
    -moz-flex-direction: column;
    -ms-flex-direction: column;
    -o-flex-direction: column;
    flex-direction: column;
}

/* 父元素-纵向换行 */
.flex-vw {
    /* 09版 */
    /*-webkit-box-lines: multiple;*/
    /* 12版 */
    -webkit-flex-wrap: wrap;
    -moz-flex-wrap: wrap;
    -ms-flex-wrap: wrap;
    -o-flex-wrap: wrap;
    flex-wrap: wrap;
}

/* 父元素-竖直居中（主轴是横向才生效） */
.flex-vc {
    /* 09版 */
    -webkit-box-align: center;
    /* 12版 */
    -webkit-align-items: center;
    -moz-align-items: center;
    -ms-align-items: center;
    -o-align-items: center;
    align-items: center;
}

/* 子元素-显示在从左向右（从上向下）第1个位置，用于改变源文档顺序显示 */
.flex-1 {
    -webkit-box-ordinal-group: 1; /* OLD - iOS 6-, Safari 3.1-6 */
    -moz-box-ordinal-group: 1; /* OLD - Firefox 19- */
    -ms-flex-order: 1; /* TWEENER - IE 10 */
    -webkit-order: 1; /* NEW - Chrome */
    order: 1; /* NEW, Spec - Opera 12.1, Firefox 20+ */
}

/* 子元素-显示在从左向右（从上向下）第2个位置，用于改变源文档顺序显示 */
.flex-2 {
    -webkit-box-ordinal-group: 2; /* OLD - iOS 6-, Safari 3.1-6 */
    -moz-box-ordinal-group: 2; /* OLD - Firefox 19- */
    -ms-flex-order: 2; /* TWEENER - IE 10 */
    -webkit-order: 2; /* NEW - Chrome */
    order: 2; /* NEW, Spec - Opera 12.1, Firefox 20+ */
}

body{
    max-width: 800px;
    margin: 0 auto;
    color: #282828;
    font-size: 14px;
}
a{color: #282828;}

.head_nologin{
    width: 100%;
    height: 100px;
    padding: 0 15px;
}
.head_nologin a {
    float: left;
    font-size: 18px;
    color: #58a4ed;
    margin-right: 20px;
    height: auto;
    line-height: normal;
}
.head_nologin span {
    width: 65px;
    height: 65px;
    border-radius: 50%;
    border: 1px solid #dce1e6;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 13px;
    margin-right: 20px;
}
.logout , .head_login{
display: none;
}
.head_login_top{
    width: 100%;
    height: 100px;
    padding: 0 15px;
}
.head_login .avatar_img {
    display: inline-block;
    float: left;
    width: 65px;
    height: 65px;
    border-radius: 50%;
    /*background-color: #bbb;*/
    margin-right: 20px;
  border: 1px solid #bbb;
}
.userinfo a {
    float: left;
    font-size: 18px;
    color: #282828;
}
.userinfo span {
    float: left;
    font-size: 16px;
    color: #58a4ed;
    line-height: 1.8;
}
.nav_list {
    padding: 10px 15px 20px;
    border-bottom: 1px solid #dce1e6;
    display: flex;
    flex-flow:row wrap;
}
.nav_list a{
    font-size: 16px;
    display: flex;
    flex-flow: column;
    justify-content: center;
    align-items: center;
    min-width: 68px;
    width: 20%;
    margin-bottom: 10px;
}
.nav_list a img{
    width: 24px;
    height: 24px;
}
.title {
    color: #282828;
    font-size: 18px;
    font-weight: 700;
    height: auto;
    line-height: normal;
    padding: 20px 10px;
}
.head_nav{
    background-color: #fcfdfe;
    padding-bottom: 10px;
}
.head_nav a{
    min-width: auto;
}
.head_search {
    padding: 0 15px;
    position: relative;
}
.head_search form {
    position: relative;
}
.head_search form input {
    width: 100%;
    height: auto;
    line-height: normal;
    font-size: 16px;
    padding: 10px 5px 10px 40px;
    margin: 0;
    float: left;
    text-align: left;
    background-color: #f5f5f5;
}
.head_search form button {
    position: absolute;
    width: 30px;
    height: 30px;
    background: url(/static/images/soso.png) center no-repeat ;
    background-size: 50% 50%;
    left: 5px;
    top: 5px;
    border: none;
    outline: none;
}
.head_search form:after {
    content: '.';
    display: block;
    height: 0;
    clear: both;
    visibility: hidden;
}
.head_close {
    text-align: center;
    position: fixed;
    bottom: 0;
    width: 100%;
    height: 60px;
    line-height: 60px;
    font-size: 18px;
    color: #58a4ed;
    border-top: 1px solid #dce1e6;
    background-color: #fff;
    max-width: 800px;
}
.head_close_empty{
    width: 100%;
    height: 80px;
}