#sec1 .main_slide .img1{background: url(../images/sub2/5/image1.jpg)no-repeat 50% 50%;background-size: cover;}
#sec1 .main_slide .img2{background: url(../images/sub2/5/image2.jpg)no-repeat 50% 50%;background-size: cover;}
#sec1 .main_slide .img3{background: url(../images/sub2/5/image3.jpg)no-repeat 50% 50%;background-size: cover;}
#sec1 .main_slide .img4{background: url(../images/sub2/5/image4.jpg)no-repeat 50% 50%;background-size: cover;}
#sec1 .main_slide .img5{background: url(../images/sub2/5/image5.jpg)no-repeat 50% 50%;background-size: cover;}
#sec1 .main_slide .img6{background: url(../images/sub2/5/image6.jpg)no-repeat 50% 50%;background-size: cover;}
#sec1 .main_slide .img7{background: url(../images/sub2/5/image7.jpg)no-repeat 50% 50%;background-size: cover;}

#sec2 .sec2_in .img{width:1200px;height:550px;margin:0 auto;background: url(../images/sub2/5/image2.jpg)no-repeat 50% 50%;background-size: cover;}

#sec2 .sec2_in .bot_img .img1{width:760px;height:515px;background: url(../images/sub1/image6.jpg)no-repeat 50% 50%;background-size: cover;position: absolute;right:0;top:0;z-index: 1;}
#sec2 .sec2_in .bot_img .img2{width:600px;height:400px;background: url(../images/sub1/image7.jpg)no-repeat 100% 50%;background-size: cover;position: absolute;left:0;bottom:0;}