/* middle */
.middle{
    height: 400px;
}
.contain{
    width: 1140px;
    height: 300px;
    margin: 100px auto 0;
}

.tx{
    float: left;
    margin: 0;
    width: 285px;
    height: 300px;
    text-align: center;
}
.lighter{
    background-color: rgb(247, 251, 255);
}
.darker{
    background-color: rgb(239, 248, 255);
}

.tx img{
    margin-top: 70px;
}
.tx p{
    font-size: 17px;
    margin: auto 30px;
}
.tx h2{
    font-weight: 600;
}
/* map */
.map{
    height: 506px;
    overflow: hidden;
    background: url('../img/contactus/图层602.png') center no-repeat;
    position: relative;
}
.container{
    position: relative;
    width: 500px;
    margin: auto;
}
.marker{
    position: absolute;
    top: 200px;
    left: 250px;
    z-index:2 ;
}
/* bottom embedded */
.bottomembed{
    width:100%;
    height:440px;
    vertical-align: bottom;
}