@charset "utf-8";
*{
    padding: 0;
    margin: 0;
}
body,
h1,
h2,
h3,
p,
ul,
li {
    padding: 0;
    margin: 0;
}

h1,
h2,
h3 {
    font-weight: normal;
}

body {
    font-family: "Microsoft Yahei";
    background-color: #fff;
}

li {
    list-style: none;
}

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

a:hover {
    text-decoration: none;
}

img {
    border: 0;
}
em{
    font-style: normal;
}
/* 头部 */
.header_title{position: fixed;top: 0;text-align: center;color: #fff;background-color: #ff7f50;line-height: 50px;width: 100%;z-index: 2;height: 50px;}

.header_ch_title{position: fixed;top: 0;color: #fff;background-color: #ff7f50;line-height: 50px;width: 100%;z-index: 2;height: 50px;}
.header_ch_title i{margin: 0px 15px 0 20px;font-size: 32px;position: relative;top: 4px;}





/* 底部导航栏 */
.bottom_btn{
    position: fixed;
    bottom: 0px;
    background-color: #f5f5f5;
    height: 45px;
    width: 100%;
    z-index: 2;
}
.bottom_btn ul{
    display: flex;
    justify-content: space-around;
    margin-top: 5px;
}
.bottom_btn ul li{
    text-align: center;
}
.bottom_btn ul li div{
    font-size: 14px;
    color: #999;
}
.bottom_btn ul li div a{
    color: #999;
}
.bottom_btn ul li i{
    color: #999;
    font-size: 18px;
}
.bottom_btn ul .on i{
    color: #ff7f50;
}
.bottom_btn ul .on div{
    color: #ff7f50;
}