.bg_box{
    background-image: url(../public/img/help_banner.png);
    background-size: 100%;
    height: 390px;
    background-repeat: no-repeat;
    background-color: #bc4554;
}
.help{
    display: flex;
    justify-content: space-around;
    margin-top: 100px;
    margin-bottom: 260px;
}
.help .item{
    display: flex;
}
.help .item .picture{
    width: 167px;

    height: 170px;
  
    object-fit: contain;
  
    border-radius: 20px;
  
    border: solid 1px #b5b5b5;
    display: flex;
    justify-content: center;
    text-align: center;
    align-items: center;
}
.help .item .picture .icon p{
    font-family: SourceHanSansSC;

    font-size: 22px;
  
    font-weight: normal;
  
    font-stretch: normal;
  
    font-style: normal;
  
    line-height: 0.45;
  
    letter-spacing: normal;
  
    text-align: left;
  
    color: #333333;
}
.help .item .article {
    margin-left: 30px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}
.help .item .article li a{
    display: inline-block;
    width: 250px;
    height: 25px;
    font-family: SourceHanSansSC;
    font-size: 18px;
    font-weight: normal;
    font-stretch: normal;
    font-style: normal;
    line-height: 0.56;
    letter-spacing: normal;
    color: #505050;
    border-bottom: 1px solid #505050;
    line-height: 25px;
    margin-bottom: 15px;
    font-weight: bold;
}

@media only screen and (min-width: 321px) and (max-width: 1200px) {
   .bg_box{
       height: auto;
   }
   .help,.help .item{
       display: inherit;
       margin-top: 0px;
       margin-bottom: 10px;
   }
   .help .item .picture{
        margin: 20px auto;  
    } 
    .help .item .article{
        text-align: center;
        margin: 0;
    }
}