.pictext5{float: left; width: 90%; margin: 0px 5% 0px 5%; background:url(mzt_back.jpg) top center;}

.pictext5 .list{float: left; width: 95%; margin: 85px 2.5% 0px 2.5%;}
.pictext5 .list .dd1{float: left; width: 27.333%; margin: 0px 3% 0px 3%;}
.pictext5 .list .dd1 img{width: 100%; display: inline-block;}
.pictext5 .list .dd2{float: left; width: 27.333%; margin: 0px 3% 0px 3%;}
.pictext5 .list .dd2 img{width: 100%; display: inline-block;}
.pictext5 .list .dd3{float: left; width: 27.333%; margin: 0px 3% 0px 3%;}
.pictext5 .list .dd3 img{width: 100%; display: inline-block;}

.pictext5 .ad{float: left; width: 95%; margin: 80px 2.5% 85px 2.5%;}
.pictext5 .ad .show{float: left; width: 94%; height: 88px; margin: 0px 3% 0px 3%; border-radius: 50px; background-color: rgba(0,0,0,0.3); display: flex; justify-content: center; align-items: center;}
.pictext5 .ad .show .dd{font-size: 44px; font-family: '黑体'; color: #ffffff; text-shadow: 0px 0px 3px rgba(0, 0, 0, 0.75); letter-spacing: 5px; padding: 0px 0px 0px 3px;}
.pictext5 .ad .show .dd .dd1{float: left;}
.pictext5 .ad .show .dd .dd2{float: left;}

@media screen and (max-width: 1750px){
	.pictext5 .list{ margin: 70px 2.5% 0px 2.5%;}
	.pictext5 .ad{margin: 65px 2.5% 70px 2.5%;}
	.pictext5 .ad .show .dd{font-size: 38px; font-family: '黑体'; color: #ffffff; text-shadow: 0px 0px 3px rgba(0, 0, 0, 0.75); letter-spacing: 5px; padding: 0px 0px 0px 3px;}
}

@media screen and (max-width: 1440px){
	.pictext5 .list{ margin: 60px 2.5% 0px 2.5%;}
	.pictext5 .ad{margin: 55px 2.5% 60px 2.5%;}
	.pictext5 .ad .show .dd{font-size: 32px; font-family: '黑体'; color: #ffffff; text-shadow: 0px 0px 3px rgba(0, 0, 0, 0.75); letter-spacing: 2px; padding: 0px 0px 0px 2px;}
}

@media screen and (max-width: 1290px){
	.pictext5 .ad .show .dd{font-size: 30px; font-family: '黑体'; color: #ffffff; text-shadow: 0px 0px 3px rgba(0, 0, 0, 0.75); letter-spacing: 2px; padding: 0px 0px 0px 2px;}
}