body {
    background-image: url(/v3/img/bg-shore.jpg);
    background-repeat: no-repeat;
    background-attachment: fixed;
}
.help_box {width: 100%;}
.help_box .help_content {
    font-size: 1.05rem; font-family: "宋体";
    max-width: 1280px;
    min-height: calc(100vh - 3.8rem);
    margin: 0 auto;
    /*overflow: hidden;*/
    padding-top: 0;
}
.help_box .left_box {
    background: rgba(255, 255, 255, 0.35);
    display: inline-block;
    padding-bottom: 1rem;
    text-align: center;
    width: 16%;
    vertical-align: top;
}
.help_box .right_box {
    background: rgba(255, 255, 255, 0.35);
    display: inline-block;
    width: 82%;
}
.help_box .problem_tag_item {
    display: block;
    border-bottom: 1px dashed #c3e4e8;
    font-size: 1.05rem;
    padding: 1rem 0;
    color: #000;
    cursor: pointer;
}
.help_box .problem_tag_item_big {
    font-weight: bold;
    color: #ea9999;
}
.help_box .problem_tag_item:hover {
    background: #91ced7;
}
.help_box .question_item {
    display: none;
}
.help_box .right_top_title {
    width: 100%;
    height: 1rem;
    line-height: 1rem;
}
.help_box .right_top_title > h2 {
    font-size: 1.15rem;
    color: #333;
    font-weight: normal;
    border-left: 5px solid #16a61e;
    line-height: 52px;
    text-indent: 0.9rem;
    border-bottom: 1px solid #999;
    text-align: left;
}
.help_box .question_list {
    padding: 3.5rem 1rem 3rem 1rem;
    text-align: left;
}
.help_box .question_item_title {
    font-size: 1.1rem;
    cursor: pointer;
    text-align: left;
    border-bottom: 1px solid #999;
    padding: 1rem 1rem 1rem 0;
    font-weight: 400;
}
.help_box .question_item_title:hover {
    background-color: #acdae1;
}
.help_box .question_item_title_big {
    font-weight: bold;
}
.help_box .arrow {
    display: inline-block;
    width: 1rem;
    height: 1rem;
    float: right;
    margin-top: 0.5rem;
}
.help_box .arrow-down {
    background: url(/v3/img/arrow-down.png) no-repeat;
}
.help_box .arrow-up {
    background: url(/v3/img/arrow-up.png) no-repeat;
}
.help_box .rich_html {
    padding: 0.5rem;
}
.problem > .rich_html > p {
    margin: 0;
    text-align: center;
}
.help_box > .rich_html ol {
    padding-left: 3.5em;
}
@media screen and (max-width: 850px) {
    .help_box .top_empty_div{
        height: 2.2rem;
    }
    /*.help_box .problem_tag_item > span {*/
    /*    padding: 0.5rem 0;*/
    /*}*/
    /*.help_box .help_content {*/
    /*    width: 95%;*/
    /*    margin: auto;*/
    /*    margin-top: 0.7rem;*/
    /*}*/
    /*.help_box .left_box {*/
    /*    width: 100%;*/
    /*}*/
    /*.help_box .right_box {*/
    /*    width: 100%;*/
    /*}*/
    .help_box .question_list {
        margin-top: 0.5rem;
    }
}
@media screen and (min-width: 850px){
    .help_box .top_empty_div{
        height: 2.2rem;
    }
}
@media screen and (min-width: 1920px) {
    body {
        background-size: 100%;
    }
    .help_box .top_empty_div{
        height: 3.8rem;
    }
}