#section_1{
    background-image: url(../img/header/2.jpg);
}

#s2_title_wrap {
    width: 480px;
    display: block;
    padding: 51px 0;
}
#s2_text {
    float: left;
    width: 100%;
    overflow: hidden;
    font-size: 16px;
    font-weight: 400;
    color: #222222;
}
.w_line,
.b_line {
    margin: 0 auto;
    width: 1px;
    height: 20px;
    background-color: #000000;
    overflow: hidden;
}
.b_line {
    background-color: #ffffff;
}
.s3_txt {
    float: left;
    width: 100%;
    overflow: hidden;
    font-size: 18px;
    line-height: 32px;
    font-weight: 400;
    color: #222222;
    text-align: center;
    margin: 30px 0 100px 0;
}
.s3_title {
    float: left;
    width: 100%;
    overflow: hidden;
    font-size: 34px;
    font-weight: 500;
    color: #e3aa0c;
    line-height: 50px;
    text-align: center;
    margin-bottom: 30px;
}

#section_4 {
    background-image: url(../img/wrok/1.jpg);
    background-size: cover;
    background-repeat: no-repeat;
}
#in_s4 {
    width:45%;
    padding: 75px 0;
}
#s4_text,#s6_text,.s9_txt {
    float: left;
    width: 100%;
    overflow: hidden;
    margin-top: 30px;
}
#s4_text li,#s6_text li,.s9_txt li {
    float: left;
    width: 100%;
    overflow: hidden;
    font-size: 17px;
    font-weight: 400;
    color: #ffffff;
    margin-bottom: 40px;
    text-align: center;
}
#s4_text li:last-child {
    margin-bottom: 0;
}
#s6_text li:last-child {
    margin-bottom: 0;
}
.s9_txt li:last-child {
    margin-bottom: 0;
}
.s4_txt {
    float: left;
    width: 100%;
    font-size: 20px;
    font-weight: 400;
    color: #ffffff;
    text-align: center;
    margin-top: 25px;
}

@media all and (max-width:1600px){
    .s4_txt{
        font-size: 17px;
    }
    
    .li_txt{
        font-size: 16px;
    }
}

@media all and (max-width:1536px){
     .li_txt{
        font-size: 15px;
    }   
    .s3_txt{
        font-size: 17px;
    }
    
}

@media all and (max-width:1366px){
    .li_txt{
        font-size: 12px;
    }
    
    .s3_txt{
        font-size: 15px;
    }
    
}