@media screen and (max-device-width:800px){
    .ti{
        padding-left: 5%;
        font-size: 8vw;
    }
    .g_main1{
        margin-left: 5%;
        width: 42.5%;
        height: 140vw;
        margin-top: 5%;
    }
    .g_main2{
        margin-right: 5%;
        width: 42.5%;
        height: 140vw;
        margin-top: 5%;
    }
    .fmm{
        height: 30vw;
        margin-bottom: 5vw;
    }
    .group_ti{
        padding-top: 5%;
        padding-left: 5%;
        font-size: 5vw;
    }
    .group_content{
        padding-top: 3%;
        padding-left: 5%;
        font-size: 2.3vw;
        padding-right: 5%;
    }
    .work{
        width: 29%;
        display: inline-block;
        margin-left: 85%;
        margin-top: -96%;
    }
}