.indexImg img{
    width: 100%;
}

.contact-box {
    box-sizing: border-box;
    background: #F9F9F9;
    padding: 100px 30px 60px;
}

.office {
    display: flex;
    background: white;
}

.office-left {
    padding: 25px;
   width: 70%;
}
    .office>div:nth-child(2){
       flex: 1;
    }
        .office > div:nth-child(2) img{
            width: 100%;
        }

        .method div:nth-child(2) {
            font-size: 18px;
            font-weight: 400;
            color: #999999;
        }

.method-title {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px;
    color: #19BBC6;
    position: relative;
    font-size: 24px;
}

.method-title::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    transform: translate(0, -50%);
    background: #19BBC6;
    height: 40%;
    width: 4px;
}

#map-box {
    height: 400px;
    margin: 60px auto 0;
    display: flex;
    background: white;
}



@media (max-width: 768px) {
    .contact-box{
        padding: 40px 0;
    }
    .office {
        width: 90%;
    }
    .office-left{
        width: 100%;
        padding: 15px;
    }
    .office>div:nth-child(2){
        display: none;
    }
    #map-box{
        width: 100%;
    }
}