#sec1 .sec1_slide .img1{background: url(../img/sub2/3/image1.jpg)no-repeat 50% 50%;background-size: cover;}
#sec1 .sec1_slide .img2{background: url(../img/sub2/3/image2.jpg)no-repeat 50% 50%;background-size: cover;}
#sec1 .sec1_slide .img3{background: url(../img/sub2/3/image3.jpg)no-repeat 50% 50%;background-size: cover;}
#sec1 .sec1_slide .img4{background: url(../img/sub2/3/image4.jpg)no-repeat 50% 50%;background-size: cover;}
#sec1 .sec1_slide .img5{background: url(../img/sub2/3/image5.jpg)no-repeat 50% 50%;background-size: cover;}
#sec1 .sec1_slide .img6{background: url(../img/sub2/3/image6.jpg)no-repeat 50% 50%;background-size: cover;}
#sec1 .sec1_slide .img7{background: url(../img/sub2/3/image7.jpg)no-repeat 50% 50%;background-size: cover;}
#sec1 .sec1_slide .img8{background: url(../img/sub2/3/image8.jpg)no-repeat 50% 50%;background-size: cover;}
#sec1 .sec1_slide .img9{background: url(../img/sub2/3/image9.jpg)no-repeat 50% 50%;background-size: cover;}
#sec1 .sec1_slide .img10{background: url(../img/sub2/3/image10.jpg)no-repeat 50% 50%;background-size: cover;}
#sec1 .sec1_slide .img11{background: url(../img/sub2/3/image11.jpg)no-repeat 50% 50%;background-size: cover;}

#sec2 .sec2_in .room_box .room_img{flex: 3;height:540px;border-radius: 5px;box-sizing: border-box;background: url(../img/sub2/3/image5.jpg)no-repeat 50% 50%;background-size: cover;}