body{
margin-top: 16px;
}
.clear{
clear: both;
}
.mainCenter{
width: 1280px; margin: 0 auto; border: 1px solid black; background: white;
}
.mainHeader{
/*position: relative;*/ margin-top:50px; margin-left:30px;
}
.collaborationWrap{
border-bottom: 4px solid rgb(229, 229, 229);
}
.collaboration{
margin-bottom: 20px;
}
.part_1{
margin-left: 30px; margin-top:20px; height: 550px;
}
.column{
float:left; width: 370px; margin-right: 20px;
}
.exchange{
width: 350px;
}
.part_1_text{
font-size: 18px; font-family: "Arial"; line-height: 1.667;
}
.meet_up_img{
width: 1204px; height: 719px; background: url(""); margin-left: 35px;
}
.meet_up{
position: relative; top:500px; width: 810px; height: 160px; background: url("");
}
.part_3{
width: 1000px; margin:0 auto; margin-top: 100px;
}
.part_3_left{
float:left; width: 500px;
}
.part_3_left img{
margin: 3px;
}
.part_3_right{
float:left; width: 500px;
}
.part_3_right img{
margin-left: 20px;
}
.part_4{
width: 1200px; margin:0 auto; margin-top: 100px;
}
.part_4>img{
float: left;
}
.part_4_text_warp{
border-top: 4px solid rgb(229, 229, 229); float: left; margin-left: 20px;
}
.part_4_text_warp img{
margin-top: 20px;
}
.part_5{
width: 755px; margin: 0 auto; margin-top: 100px;
}
.part_5_text{
margin-left: 30px; margin-top: -70px;
}