*{
    /* 消除浏览器的影响*/
    margin: 0px;
    padding: 0px;
}
body{
    background: url("../img/background.jpg");
    /*设置背景图片大小 background-size: 100%;*/
    background-size: 100%;
}
a{
    text-decoration: none;
}
table{
    width: 100%;
    height: 100%;
}
/*顶部导航*/
.nav{
    float:right;
}
.nav td{
    float: left;
    padding: 5px 2px 5px 0px;
}
.nav a{
    font-size: 11px;
    color: #FFFFFF;
}
.nav span{
    font-size: 11px;
    color: #FFFFFF;
}
/*网页logo*/
.logo td{
    text-align: center;
}
.logo img{
    width: 250px;
    margin: 50px 0px 10px 0px ;
}
/*搜索框*/
.search td{
    text-align: center;
    padding: 0px 0px 40px 0px;
}
.search input{
    width: 450px;
    width: 450px;
    height: 33px;
    /*input和button对不齐 input和button都加上vertical-align:top；*/
    vertical-align: top;
}
.search button{
    width: 90px;
    height: 37px;
    font-size: 13px;
    color: #FFFFFF;
    background-color: #38f;
    /*input和button对不齐 input和button都加上vertical-align:top；*/
    vertical-align: top;
    border: #38f;;
}
/*图片*/
.table-two{
    width: 674px;
    height: 272px;
    margin: 0 auto;
    /*半透明背景色  background-color:rgba(255,255,255,0.3);*/
    background-color:rgba(255,255,255,0.3);
    padding: 4px 4px 0px 4px;
}
.table-two img{
    width: 130px;
    height: 130px;
    margin: 2px 2px 2px 2px;
}
/*脚注*/
.foot td{
    position: fixed;
    bottom: 5px;
    left: 0;
    right: 0;
    text-align: center;
}
.foot a,span{
    color: #FFFFFF;
    font-size: 15px;
    padding: 0px 2px 0px 0px;
}