@charset "utf-8";
/**content**/
.main{position: relative;}
.m-part1{background: url(../images/part4_1.png) no-repeat center 0;width: 100%;height: 730px;overflow: hidden;margin-top: 70px; }

.m-part3{width: 100%;background: #f0f0f0;height: 730px;position: relative; top: 50%;margin-top: -150px;}
.m-part3-head{text-align: center;}
.m-part3 p{line-height: 28px;}
.m-part3 p.p1{color: #333;font-size: 16px;padding-top: 80px;padding-bottom: 30px;}
.mpico{margin-top: 50px;}
.mpico img{margin-right: 96px;}

.m-part4{width: 100%;background: #f0f0f0;height: 730px;position: relative; top: 50%;margin-top: -230px;}
.m-part4 h2{text-align: center;height: 50px;line-height: 50px;font-size: 28px;color: #d26d57;}
.m-part4-bg{background: url(../images/part4_4.png) no-repeat center 0;width: 100%;height: 580px;overflow: hidden;position: relative;}
.mp4-content{width:1920px;margin:0 auto;position: relative;}
@media screen and (min-width: 1200px) and (max-width: 1920px) { 
.mp4-content .step{height: 116px;line-height: 116px;/*height: 116px;*/font-size: 28px;font-weight: bold;width:650px;}
}

@media screen and (min-width: 960px) and (max-width: 1280px){ 
.mp4-content .step{height: 99px;line-height: 99px;/*height: 116px;*/font-size: 28px;font-weight: bold;width:650px;}
}
.mp4-content .step span{margin-right: 105px;}
.mp4-content .step em{margin-right: 35px;}
.mp4-content .step1{margin-left: 15px;}
.mp4-content .step2{margin-left:80px;}
.mp4-content .step3{margin-left: 145px;}
.mp4-content .step4{margin-left: 210px;}
.mp4-content .step5{margin-left: 275px;}

.mp4-content .item{color: #7e7e7e;}
.mp4-content .item:hover{color: #fff;}
.mp4-content .item1:hover{background: url(../images/hico.png) no-repeat;/*background-size: 100% 100%;*/}
.mp4-content .item2:hover{background: url(../images/hico.png) no-repeat;/*background-size: 100% 100%;*/}
.mp4-content .item3:hover{background: url(../images/hico.png) no-repeat;/*background-size: 100% 100%;*/}
.mp4-content .item4:hover{background: url(../images/hico.png) no-repeat;/*background-size: 100% 100%;*/}
.mp4-content .item5:hover{background: url(../images/hico.png) no-repeat;}
.w-common1{width:1200px;margin:0 auto;}
.mp4-content .first{background: url(../images/hico.png) no-repeat;background-size: 100% 100%;color: #fff}


.m-part5{width: 100%;background: #f0f0f0;height: 730px;position: relative;top: 50%;margin-top: -200px;}
img{border:0;}
.m-part5-c h2 {height: 70px;line-height: 40px;color: #333;font-size: 28px;text-align: center;}
.mp5-item{width: 380px;height: 344px;background: #fff;color: #615c85;font-size: 16px;float: left;text-align: center;position: relative;margin-right: 30px;transition:1s; -moz-transition:1s;}
.mp5-item .part{position: relative;width: 380px;height: 290px;overflow: hidden;}
.mp5-item .part .down-arrow2{position: absolute;left: 50%;bottom: -1px;margin-left: -11px;z-index: 9;}
.mp5-item .part .imgbox{background: url(../images/imgbox.png) repeat;width:100%;height: 100%;position: absolute;left: 0;top: 0;}
.mp5-item h3{line-height: 50px}

.mp5-item:hover{transform:scale(1.12);-webkit-transform:scale(1.12); z-index: 99;box-shadow: 0px 0px 50px #DEDADA;}
.mp5-item:hover .imgbox{background:none;}
.mp5-itemall{transform:scale(1.12);-webkit-transform:scale(1.12); z-index: 99;box-shadow: 0px 0px 50px #DEDADA;}
.mp5-btn{margin-top: 30px;text-align: center;margin-left: 575px;}
.mp5-btn span{background:url(../images/dot1.png) no-repeat;width: 15px;height: 15px;display: block;margin-right: 20px;float: left;cursor: pointer;}
.mp5-btn span.current{background:url(../images/dot2.png) no-repeat;}

#returnBack {margin-top: -100px;z-index: 999;position: relative;margin-right: 30px;}