.option-top {
    left: calc(15% + 322px + ((70% - 1008px) / 8) * 7 + (64px) * 6);
}

.contact-main {
    width: 100%;
}

.contact-main-bg {
    background: url(.././img/toplianxi.jpg) center no-repeat;
    /*height: 300px;*/
    /*width: 100%;*/
    background-size: 100% 100%;
    position: relative;
    top: 0;
    z-index: 1;
    left: 50%;
    width: 1920px;
    height: 300px;
    margin-left: -960px;
}

.contact-main-content {
    box-sizing: border-box;
    width: calc(100% - 520px);
    min-width: 1200px;
    margin: 0 auto;
}

.contact-content-top {
    width: 100%;
    display: flex;
}

.contact-content-top-left {
    width: 50%;
}

.contact-topleft-title {
    padding-left: 40px;
    background: url(.././img/lianxitopleft.png) left no-repeat;
    background-size: 26px 30px;
    color: #B61D22;
    width: 100%;
}

.contact-topleft-info {
    width: 100%;
    font-size: 12px;
    color: #666;
    /*text-indent: 2em;*/
    line-height: 2;
    margin-top: 20px;
}

.contact-topleft-infoitem {
    width: 100%;
    box-sizing: border-box;
    padding-left: 24px;
    font-size: 12px;
    color: #666;
    font-weight: normal;
    line-height: 22px;
    height: 22px;
    margin-top: 22px;
}

.contact-topleft-bg1 {
    background: url(.././img/lianxiaddress.png) left no-repeat;
}

.contact-topleft-bg2 {
    background: url(.././img/lianxitel.png) left no-repeat;
}

.contact-topleft-bg4 {
    background: url(.././img/lianximailbox.png) left no-repeat;
}

.contact-topleft-bg3 {
    background: url(.././img/lianxiphone.png) left no-repeat;
}

.contact-content-top-right {
    margin-left: 40px;
    width: calc(50% - 40px);
}

.contact-topright-item {
    width: 100%;
    margin-top: 20px;
}

.contact-topright-item > p {
    color: #333;
    font-size: 16px;
    margin-bottom: 10px;
}

.contact-topright-item > input {
    height: 36px;
    width: 100%;
}

.contact-topright-item > textarea {
    width: 100%;
}

.contact-topright-buttom {
    height: 42px;
    width: 160px;
    background: #B61D22;
    color: #fff;
    font-size: 16px;
    text-align: center;
    line-height: 42px;
    margin-top: 20px;
}

.contact-content-bottom {
    width: 100%;
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-start;
    margin-top: 40px;
}

.contact-content-bottom-item {
    background: #F9F9F9;
    width: 30%;
    box-sizing: border-box;
    padding: 20px;
    margin-bottom: 20px;
    margin-right: 40px;
}

.contact-bottom-title {
    color: #333;
    font-size: 20px;
    margin-bottom: 20px;
}

.contact-bottom-info {
    color: #666;
    font-size: 12px;
    padding-left: 20px;
    line-height: 20px;
}

.bottom-info-bg1 {
    background: url(.././img/lianxiaddressbottom.png) left no-repeat;
    background-size: 15px 100%;
}

.bottom-info-bg2 {
    background: url(.././img/lianxitelbottom.png) left no-repeat;
    background-size: 15px 15px;
}