.float_left ul li a{
    display: inline-block;
    width: 165px;
    height: 38px;
    line-height: 38px;
    color: black;
    text-align: center;
    font-size: 16px;
}
.about_us_title{
    font-size: 16px;
    height: 30px;
    line-height: 30px;
    text-indent: 12px;
    font-weight: bold;
    color: #f88c01;
}
.block{
    background: url() no-repeat -1px -801px;
    border: 1px solid #fecf44;
    min-height: 550px;
}
.title{
    height: 30px;
    border-bottom: 1px solid #fecf44;
    width: 801px;
    margin: 0 auto;
}
.clear {
    clear: both;
}
.help .help_main {
    overflow: hidden;
    width: inherit;
    padding: 20px 0;
}
.help .help_main .help_sub_left {
    width: 131px;
    overflow: initial;
    border: 1px solid #FFE3C7;
    background: #FEF7F4;
    float: left;
}
.help .help_main .help_sub_left .sub_item {
    width: inherit;
    font-size: 14px;
}

.help .help_main .help_right {
    width: 853px;
    border: 1px solid rgba(255, 127, 0, 0.5);
    background: #FFFDFA;
    float: right;
    min-height: 550px;
}
.help .help_main .help_right .xs {
    width: initial;
    overflow: hidden;
}
.help .help_main .help_right .xs .list_box_main {
    width: initial;
    overflow: hidden;
    margin-bottom: 20px;
    box-sizing: border-box;
    padding: 20px 20px 0 20px;
    float: left;
}
.nav_title a{
    width: 131px;height: 37px;
    display: inline-block;
    line-height: 37px;
    text-align: center;
}
.activity-site p{
    color: black;
}