.problem_title_box{
    margin-bottom: 50px;
    margin-top: 50px;
}
.problem_title_box p{
    padding-left: 30px;
    color: #004577;
    font-size: 32px;
    font-family: SourceHanSansCN;
    font-weight:bold;
}
.problem_title_box span{
    border-left: 7px solid #004577;
    float: left;
    height: 32px;
    width: 10px;
    margin-top: 15px;
}
.guarantee_box{
    text-align: center;
    font-size: 22px;
}
.guarantee_box p{
    color: #00aaf0;
    margin-bottom: 20px;
}
.guarantee_box img{
    width: 100px;
    margin-bottom: 20px;
}
.problem_line{
    overflow: hidden;
}
.content_line{
    overflow: hidden;
    margin-bottom: 15px;
}
.content_line img{
    width: 25px;
    float: left;
}
.claim{
    float: left;
    margin-left: 20px;
    font-size: 18px;
    width: 80%;
}