.wrapper {
    width: 1100px;
    margin: 0 auto;
}
.y-banner {
    width: 100%;
    margin-bottom: 40px;
}
.y-banner img {
    display: block;
    width: 100%;
}
.section1{
    background: url(../yzt/images/bg.jpg) 100% no-repeat;
    padding: 20px;
    background-size: 100%;
    width: 1014px;
    margin: 0 auto;
    background-position: inherit;
}
.head1{
    position: relative;
    left: -42px;
    width: 40%;
    margin-top: 30px;
}
.introduce{

}
.introduce img{
    display: block;
    width: 100%;
}
.section2,.section3,.section4{
    margin-top: 40px;
}
.item{margin-bottom: 30px;}
    .item-content{
      width: 1064px;
      height: 302px;
      margin: 20px auto 0;
      overflow:hidden;
    }
    .item-content-img{
      float: left;
      overflow: hidden;
      width: 477px;
      height: 302px;
    }
    .item-content-img img{
      width: 100%;
    }
    .item-content-txt{
      float: left;
      overflow: hidden;
      width: 536px;
      box-sizing: border-box;
      padding-top: 30px;
    }
	.item-content-txt a{
		padding: 6px;
display: block;
border: 1px solid #333;
font-size: 20px;
text-align: center;
margin-top: 60px;
width: 30%;
margin-left: 60px;
	}
	.item-content-txt a:hover{
		background-color: #fdbb3f;
		color: #333333;
        border: 1px solid transparent;
	}
    .item-title{
    }
    .item-title h3{
      line-height: 42px;
      font-size: 31px;
      color: rgb(67, 67, 67);
      padding-left: 58px;
    }
    .item-content-txt p{
        line-height: 1.8;
        font-size: 21px;
        padding-left: 60px;
        color: rgb(67, 67, 67);
    }
    .tell{
        width: 35%;
margin: 40px auto;
    }