.app_main {
    margin-top: 5%;
    position: relative;
}

.app_div {
    width: 47.85%;
    float: left;
    margin-bottom: 40px;
}

.app_div .imgBox {
    padding-bottom: 57%;
}

.app_div .imgBox span {
    font-family: ArialMT;
    font-weight: 400;
    font-size: 105px;
    color: #FFFFFF;
    line-height: 1;
    position: absolute;
    top: 20px;
    left: 20px;
    text-shadow: 0px 6px 6px rgba(0, 0, 0, 0.23);
}

.app_div_title {
    font-family: Syne-SemiBold;
    font-weight: 600;
    font-size: 24px;
    color: #000000;
    display: block;
    margin: 30px 0 10px;
}

.app_div_tabs {
    flex-wrap: wrap;
    min-height: 100px;
}

.app_div_tabs_son {
    font-family: ArialMT;
    font-weight: 400;
    font-size: 18px;
    color: #333333;
    display: inline-block;
    background: #F8F8F8;
    padding: 0 15px;
    line-height: 53px;
    margin-right: 10px;
    flex-shrink: 0;
    margin-top: 10px;
}

.app_div_tabs_son:hover {
    color: #FFFFFF;
    background: #F45B0B;
}

.app_main .app_div:nth-child(even) {
    float: right;
}


.app_main .app_div:nth-child(2) {
    margin-top: 120px;
}

.app_title {
    width: 47.85%;
    position: absolute;
    right: 0;
    top: 0;
    line-height: 1.1;
    font-family: Syne-Bold;
    font-weight: bold;
    font-size: 36px;
    color: #333333;
}

.app_main_box {
    position: relative;
}

@media only screen and (max-width: 950px) {
    .app_main_box {
        margin-top: 30px;
    }
    .app_title{
        position: relative;
        right: auto;
        top: auto;
        width: 100%;
    }
    .app_div{
        width: 100%;
        float: none;
        margin-top: 30px;
    }
    .app_main .app_div:nth-child(even){
        float: none;
    }

    .app_main .app_div:nth-child(2){
        margin-top: 30px;
    }

    .app_div .imgBox span{
        font-size: 50px;
    }
    .app_div_tabs_son{
        width: 100%;
    }
}