.zjc_cen_le {
    display: flex;
    height: 600px;
    position: relative;
    background-image: url("../img/back2.jpg");
    background-size: cover;
    background-position: center;
}

.zjc_cen_le img {
    width: 160px;
    height: 90px;
    margin-left: 20px;

}

.name {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 140px;
    margin-left: 15px;
}

body {
    align-items: center;
    justify-content: center;

    margin: 0;
    background-color: #f3f3df;
}

.yewu {
    justify-content: center;
    align-items: center;
    padding: 150px;
}

.app {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 500px;
}

.yewu_content {
    opacity: 0.8;
    font-size: 16px;
    line-height: 2;
}

.yewu_title {
    font-size: 30px;
    font-weight: bold;
}

.AppImg {
    width: 250px;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
}

.yewuAndGuihua {
    display: flex;
    justify-content: center;
    align-items: center;
}

.fourth {
    font-size: 30px;
    font-weight: bold;
    color: white;
    text-align: center;
}

.Guihua {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 50%;
    flex-direction: column;
}

footer {
    clear: both;
    background-color: #3c3c3c;
    color: #c2c2c2;
    line-height: 22px;
    padding-bottom: 20px;
    font-size: 12px;
    text-align: center;
}

.lianxi_top {
    display: flex;
    align-items: center;
}

.lianxi_content {
    display: flex;
    align-items: center;

}

.lianxi_bottom {
    display: flex;
    justify-content: center;

}

.lianxiwomen {
    font-size: 30px;
    font-weight: bold;
    margin-left: 150px;
}

.ipt1 {
    width: 200px;
    height: 75%;
    border: 2px solid black;
}

.content1 {
    display: flex;
    justify-content: center;
    align-items: center;
}