body{
    margin: 0px;
    padding: 0px;
    width: 100%;
    background-color: rgb(235, 235, 235);
}
.nav{
    margin-top: 0;
    width:1100px;
    height: 50px;
    margin-left: 300px;
}
.logo{
    float: left;
}
h2{
    line-height: 50px;
}
.nav a:link,a:visited{
    position:absolute;
    top: 40px;
    right: 410px;
    text-decoration: none;
    color: black;
}
.focus{
    margin-top: 30px;
    margin-left: 300px;
    width:1100px;
}
.fl{
    clear: both;
    font-size: 26px;
    font-weight: bold;
    margin-left: 300px;
}
.focus img{
    margin-left: 60px;
    margin-right: 35px;
}
.d1{
    width: 200px;
    height: 50px;
    font-size: 24px;
    font-weight: bold;
    float: left;
    text-align: center;
    margin-left: 50px;
}
.d2{
    width: 200px;
    height: 50px;
    font-size: 24px;
    font-weight: bold;
    float: left;
    text-align: center;
    margin-left: 20px;
}
.d3{
    width: 200px;
    height: 50px;
    font-size: 24px;
    font-weight: bold;
    float: left;
    text-align: center;
    margin-left: 20px;
}
.d4{
    width: 200px;
    height: 50px;
    font-size: 24px;
    font-weight: bold;
    float: left;
    text-align: center;
}
.writer{
    float: left;
    clear: both;
    font-size: 20px;
    font-weight: bold;
}
.biaoti input,.writer input{
    width: 200px;
    height: 30px;
    display: inline-block;
}
.a1{
    width: 100px;
    height: 30px;
    text-align:left;
    display: inline-block;
}
.a2{
    width: 100px;
    height: 30px;
    text-align:right;
    display: inline-block;
}
.a3{
    width: 100px;
    height: 30px;
    text-align:right;
    display: inline-block;
    font-size: 20px;
    font-weight: bold;
    margin-left: 50px;
}
.biaoti{
    clear: both;
    float: left;
    display: block;
    margin-top: 30px;
    font-size: 20px;
    font-weight: bold;
    position: relative;
    top:-65px;
    right: -650px;
}
.word{
    clear: both;
    font-size: 20px;
    font-weight: bold;
}
textarea{
    margin-left: 100px;
}
.btn1{
    width: 200px;
    height: 50px;
    background-color: rgb(168, 219, 190);
    font-size: 20px;
    margin-left: 400px;
    margin-top: 20px;
}