@media screen and (max-width: 1280px) {
    .main .w {
        width: 100%;
        padding: 38px 4% 0;
    }
    .main-auto {
        width: 100%;
        padding:0 0 40px 0;
    }
    .tab_div {
        width: 100%;
    }
    .tab li {
        width: 17%;
        margin-right: 3.75%;
    }
    .tab .li5 {
        margin-right: 0
    }
    .tab_cont {
            width: 100%;
    }
    .m-b {
        width: 100%;
    }
    .m-b ul {
        width: 100%;
    }
    .m-b ul li {
        width: 30%;
        margin-right: 5%;
    }
    .m-b ul .li3 {
        margin-right: 0;
    }
    .m-b li a {
        width: 100%;
       margin-right: 0;
        /* height: 16.516667vw; */
        /* margin-right: 6vw; */
        /* padding-left: 2.566667vw;
        padding-top: 2.522917vw; */
    }
    
    
   
}
@media screen and (max-width: 1102px) {
    .m-b li a p {
        width: 79%;
    }
}
@media screen and (max-width: 1024px) {
   
}
@media screen and (max-width: 920px) {
   
}
@media screen and (max-width: 886px) {
    .m-b ul li {
        width: 31%;
        margin-right: 3%;
    }
}
@media screen and (max-width: 764px) {
    .tab li {
        width: 20%;
        margin-right: 0;
    }
    .m-b ul li {
        width: 45%;
        margin-right: 10%;
        margin-bottom: 8%;
    }
    .m-b ul .li2 {
        margin-right: 0;
    }
    .m-b ul .li3 {
        margin-bottom: 0;
    }
}

@media screen and (max-width: 678px) {
    .m-b li a p {
        font-size: 22px;
        font-weight: bold;
    }
    .m-b li a {
        /* width: 25.9725vw;
        margin-right: 5vw; */
    }
    
}
@media screen and (max-width: 600px) {
    .tab li {
        height: 80px;
        line-height: 80px;
    }
    .cur {
        height: 94px !important;
    }
}
@media screen and (max-width: 551px) {
   
    
   
    .m-b li a {
        /* width: 26.5725vw;
        margin-right: 4vw; */
    }
    .m-b li a p {
        font-size: 20px;
        font-weight: bold;
    }
}
@media screen and (max-width: 550px) {
    .main .w {
        padding: 38px 4% 0;
    }
    .m-b ul li {
        width: 100%;
        margin-right: 0;
        margin-bottom: 8%;
    }
    .m-b li a p {
        font-size: 24px;
        font-weight: bold;
    }
}

@media screen and (max-width:450px) {
    .tab li {
        height: 68px;
        line-height: 68px;
    }
    .cur {
        height: 80px !important;
    }
}
@media screen and (max-width:375px) {
   
}
@media screen and (max-width: 360px) {
   
}