.bg-white {
    background-color: #ffffff;
    color: #666666;
}
.nav {
    white-space: nowrap;
}
.text-center {
    text-align: center;
}
.flex {
    display: flex;
    justify-content: center;
    align-items: center;
}
.active_color{
    color: #e31e0b;
    font-weight: bold;
}
.c_line {
    background: linear-gradient(to right, rgb(248, 188, 180), rgb(255, 255, 255));
}
.b_line{
    width: 90%;
    height: 15px;
    border-radius: 10px;
    margin-top: -20px;
    margin-left: -10px;
}
.cl_title{
    width: 100%;
    font-size: 40px;
    font-weight: 700;
    color: #A5673F;
    text-align: center;
}
.spans{
    margin-right: 10%;
    display: flex;
    justify-content: space-between;
    font-size: 13px;
}
.span_f{
    color: #000000;
}
.img_content{
    display: flex;
    flex-direction: column;
    margin-top: 15px;
    margin-left: 15px;
    font-size: 13px;
}
.subject{
    width: 100%;
    font-size: 16px;
    color: #000000;
    font-weight: 600;
}
.im{
    width: 70%;
    height: 210px;
}
.div_two{
    width: 90%;
    margin: 0 auto;
}
.hximg{
    display: flex;
    flex-direction: column;
    justify-content: center;
}
.flex-sub {
    flex: 1;
}
.default_color {
    color: #000000;
    font-weight: 400;
}
.nav .cu-item {
    height: 45px;
    display: inline-block;
    line-height: 45px;
    margin: 0 5px;
    padding: 0 10px;
    font-size: 14px;
}
ul,li {
    list-style: none;
}
.m_15{margin-top:15px;}
.m_13{margin-top:13px;}
.bg-gray-new {
    background: #f8f8f8;
}
.b_30 {
    width: 100%;
    height: 15px;
}
.m_5 {
    margin-top: 5px;
}
a {
    text-decoration: none;
    color: inherit;
}