#contentwrap {
    width: 100%;
}

.br_box {
    width: 100%;
    height: 78px;
    display: none;
}

.content_box {
    max-width: 1280px;
    margin: 0 auto;
}

.main_banner {
    background: url(../img/footer_main.jpg) center no-repeat;
    width: 100%;
    height: 500px;
    background-size: cover;
}

.footer_menu {
    width: 100%;
    height: 45px;
    margin: 30px 0;
    margin-top: 0px;
    margin-bottom: 100px;
    border-top: 2px solid #000;
    box-sizing: border-box;
}

.footer_menu ul {
    width: 100%;
}

.footer_menu li {
    width: 25%;
    
    text-align: center;
    line-height: 45px;
    
    background-color: #fff;
    box-sizing: border-box;
    background-color: #f8f8f8;
    
    border-right: 1px solid #ccc;
    border-bottom: 1px solid #ccc;
}

.footer_menu li a {
    display: block;
}

.footer_menu li:hover a {
    color: #bbb;
}

.footer_menu li:nth-child(1) {
    border-left: 1px solid #ccc;
}

.footer_menu li:nth-child(2) {
    background-color: #ffffff;
    
    border-bottom: 0;
}

.footer_menu li:nth-child(2) a {
    color: #000;
}

.text_box {
    max-width: 1024px;
    margin: 0 auto;
    padding: 0 40px;
    padding-top: 40px;
}

.text_box p {
    font-size: 14px;
}

.text_box span {
    font-size: 18px;
}

.input_center {
    margin: 0 auto;
    width: 100%;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 100px;
}

.input_center li {
    margin-bottom: 20px;
}

.input_title {
    max-width: 300px;
    height: 50px;
    text-align: center;
    float: left;
}

.input_title p {
    font-size: 24px;
    line-height: 50px;
    color: #000;
    font-weight: bold;
}

.option {
    width: 120px;
    height: 50px;
    padding: 0 12px;
    border: 2px solid #000;
    border-radius: 10px;
    float: left;
    margin: 0 20px;
    background-color: #fff;
}

.input_input {
    width: 300px;
    height: 50px;
    border-radius: 10px 0 0 10px;
    text-align: center;
    border: 2px solid #000;
    box-sizing: border-box;
    float: left;
    
}

.input_sumit {
    width: 100px;
    height: 50px;
    border-radius: 0 10px 10px 0;
    background-color: #000;
    border: 2px solid #000;
    
    color: white;
    box-sizing: border-box;
    float: left;
    text-align: center;
    line-height: 45px;
    
}

.banner_box ul {
    max-width: 900px;
    margin: 0 auto;
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
}

.banner_box li {
    margin-bottom: 50px;
    
}

.banner_box div {
    width: 100px;
    height: 100px;
    margin: 0 auto;
    margin-bottom: 20px;
}

.banner_1 {
    background: url(../img/f_3_banner_1.PNG);
}

.banner_2 {
    background: url(../img/f_3_banner_2.PNG);
}

.banner_3 {
    background: url(../img/f_3_banner_3.PNG);
}

.banner_4 {
    background: url(../img/f_3_banner_4.PNG);
}

.banner_box li {
    width: 140px;
    text-align: center;
}

.banner_box span {
    font-size: 14px;
    font-weight: bold;

}

.banner_box p {
    padding-top: 10px;
    font-size: 12px;
}

.content_text {
    max-width: 780px;
    border: 2px solid #000;
    border-radius: 10px;
    padding: 40px;
    border-style: dashed;
    margin: 50px 20px 0 0;
    
    position: relative;
    left: 50%;
    transform: translateX(-50%);
}

.content_text span {
    color: blue;
}

.content_text h3 {
    font-size: 18px;
    color: #000;
}

.content_text p {
    font-size: 16px;
}

.buttom_box {
    max-width: 780px;
    margin: 0 auto;
}

.buttom_box ul {
    display: flex;
    justify-content: space-around;
}

.buttom_box li {
    width: 200px;
    height: 50px;
    background-color: #000000;
    line-height: 50px;
    text-align: center;
    font-weight: bold;
    border-radius: 10px;
    margin-top: 50px;
}

.buttom_box a {
    color: white;
}

/**********************************/


@media all and (max-width:1023px) {
    .main_banner {
    height: 300px;
    }
}

@media all and (max-width:767px) {
    
    .br_box {
    display: block;
    }
    .input_title p {
        font-size: 21px;
    }
    .option {
     
    }
    
     .input_input {
    width: 220px;
    font-size: 12px;
    }
    .banner_box {
        width: 50%;
        margin: 0 auto;
    }
    .banner_box li {
    width: 140px;

}
    
    .footer_menu li {
        font-size: 0.8em;
    }
         
}

@media all and (max-width:414px) {
    
    
    .input_title p {
        font-size: 21px;
    }
    .option {
        width: 100px;
        padding: 5px;
        margin-right: 0;
    }
    
    .input_input {
    width: 180px;
    font-size: 12px;
    }
        
    .footer_menu li {
        font-size: 0.8em;
}
    .content_text span {
        font-size: 0.7em;
        margin: 0;
        padding: 0;
        width: 0;
        display: block;
    }
    
    .buttom_box li {
    width: 120px;
}
    .text_box {
        width: 90%;
        padding: 0;
    }
    
    .input_center li:first-child{
       width: 260px;
    }
    .input_title p {
        font-size: 18px;
        margin-right: 38px;
    }
    .option {
        margin-left: 0;
        width: 100px;
    }
    
    .input_input {
        width: 200px;
    }
    
    .input_sumit {
        width: 50px;
    }
}