.last_page
{
    position: absolute;
    background-color: rgb(52,52,52);
    width: 100%;
    height: 100%;
}

.introduce1
{
    position: absolute;
    width: 50%;
    height: 45%;
    left:5%; top: 5%;
    overflow: hidden;
    float: left;
    font-size: 22pt;
    color: #fff;
    line-height:28pt;
}

.introduce
{
    position: absolute;
    width: 100%;
    height: 50%;
    left:5%; top: 35%;
    overflow: hidden;
    float: left;
    font-size: 22pt;
    color: #fff;
    line-height:28pt;
}
.zhuan
{
    position: absolute;
    width: 280px; height: 340px;
    left:60%; top: 5%;
    overflow: hidden;
    float: left;
}
.zhuan img
{
    width: 250px;
    -webkit-transform-origin:center center;
    -webkit-animation:zhuan 3s 0s infinite linear normal both;
}


@-webkit-keyframes zhuan{
    0%{
    -webkit-transform:rotate(0deg);
    }       
    100%{
    -webkit-transform:rotate(360deg);
    }
}

.list_item1 {
    position: absolute;
    width: 280px; 
    height: 243px;
    left:3%; 
    top: 43%;
    overflow: hidden;
    float: left;
}
.list_item2 {
    position: absolute;
    width: 280px; 
    height: 243px;
    right:3%; 
    top: 43%;
    overflow: hidden;
    float: right;
}


.list_item1 h3 , .list_item2 h3{
    height: 45px; line-height: 45px;
    overflow: hidden;
    background-color:rgba(255,153,51,0.8);
    position: absolute;
    left: 0; top: 0;
    z-index: 2;
    width: 100%;
    font-size: 22pt;
    color: #fff;
    text-indent: 10px;
    background-position: left top;
    background-repeat: no-repeat;
    -webkit-background-size: 45px 38px;
    -moz-background-size: 45px 38px;
    -o-background-size:  45px 38px;
    background-size: 45px 38px;
}
.list_item1 img , .list_item2 img{
    position: absolute;
    left: 0; top: 0;
    width: 100%; height: 100%;
    z-index: 1;
}

.btn{
    position: absolute;
    float: left;
    left:0px;
    top: 90%;
    width: 100%;
}
.btn span{
    display: block;
    width: 43%; height: 80px; line-height: 80px;
    background-color: #66CC00;
    color: #fff; font-size: 22pt;
    text-align: center;
    border-radius: 5px;
}
.btn span:nth-of-type(1){
    float:left; margin-left: 28px;
}
.btn span:nth-of-type(2){
    float:right; margin-right: 28px;
}