/* 小屏幕（手机、平板）  大于768 */
@media (max-width:768px) {
    .contact-us .banner-w {
        flex-direction: column;
    }

    .contact-us .banner-w>div {
        width: 100%;
    }
    .contact-us .to .to-item .iconfont {
        font-size: 25px;
        margin-right: 15px;
    }

    .to h1 {
        margin-top: 50px;
    }
    .contact-us .to .to-item {
        font-size: 14px;
    }
}

/* 中等屏幕  大于768 */
@media (min-width:769px) {
    .contact-us .banner-w>div {
        width: 50%;
    }
    .contact-us .to .to-item .iconfont {
        font-size: 30px;
        margin-right: 20px;
    }
    .contact-us .to .to-item {
        font-size: 16px;
    }

}

.contact-us {
    margin: 100px 0;
}

.contact-us .banner-w {
    display: flex;
}

.contact-us .img {
    position: relative;
    margin-right: 50px;
    border-radius: 60px 0;
    overflow: hidden;
}

.contact-us .icon {
    width: 170px;
    height: 170px;
    background-color: #d43418;
    position: absolute;
    right: 0;
    bottom: 0;
    color: #fff;
    display: flex;
    justify-content: center;
    flex-direction: column;
    align-items: center;
}
.contact-us .icon .us {
    font-size: 16px;
    font-weight: bold;
    margin-top: 10px;
}

.contact-us .to {
    display: flex;
    flex-direction: column;
    justify-content: space-evenly;
}

.contact-us .to h1 {
    padding-bottom: 30px;
    border-bottom: 1px solid #dddcdc;
}

.contact-us .to .to-item {
    display: flex;
    align-items: center;
    margin: 20px 0;
}

.contact-us .to .to-item .iconfont {
    font-weight: bold;
    color: #d43418;
}