#a{
    width: 1000px;
    margin: 0 auto;
    margin-top: 50px;
}
.a2{
    font-size: 2em;
    color: red;
    text-align: center;
    padding-top: 50px;
}
.a3{
    text-align: center;
    margin-top: 10px;
    margin-bottom: 10px;
}
.a4{
    width: 100px;
    height: 24px;
    background-color: #D16D57;
    border-top-left-radius:5px;
    border-top-right-radius: 5px;
    color: white;
    font-size: 16px;
    text-align: center;
}
.a5{
    border-bottom: 3px solid #D16D57;
    margin-bottom: 30px;
}
.a6{
    border-top: 2px solid #D16D57;
    margin-bottom: 10px;
}

.submit{
    width: 80px;
    height: 30px;
    background-color: #D43B33;
    color: white;
    padding: 0px;
    border: 0px;
    margin-bottom: 30px;
    margin-right: 10px;
}
.a7{
    margin-bottom: 50px;
}
.a8{
    color: red;
    margin-bottom: 80px;
}
.a9{
    color: black;
}
#content{
    margin-top: 50px;
}
.container{
    width: 1100px;
    margin: 0 auto;
    height: 800px;
}
.box{
    font-size: 18px;
    text-align: center;
    margin-bottom: 50px;
    margin-top: 50px;
}
.eng{
    font-weight: 900;
}
.text1{
    width: 715px;
    float: right;
    margin-left: 45px;
    margin-top: 10px;
}
.text2{
    border-bottom: 2px solid #D43B33;
    width: 176px;
    height: 25px;
    font-size: 15px;
    padding-bottom: 5px;
}
.text3{
    margin-top: 10px;
    line-height: 20px;
    font-size: 15px;
}
.img1{
    width: 300px;
    height: 250px;
    float: left;
    text-align: center;

}
.img_text{
    text-align: center;
    border-bottom: 2px solid #D43B33;
    width: 300px;
    font-size: 15px;
    padding-bottom: 10px;
    margin-top: 10px;
}
.img2{
    width: 300px;
    height: 250px;
    float: left;
    margin-left: 10px;
    text-align: center;
}
.img3{
    width: 300px;
    height: 250px;
    float: left;
    margin-left: 10px;
    text-align: center;
}
.clear1{
    clear: both;
}
.page{
    width: 600px;
    margin-left: 320px;
}
.botton1{
    display: inline-block;
    width: 285px;
    height: 32px;
    text-align: right;
    font-size: 20px;
    background-color: #E5E5E5;
    color: white;
    margin-right: 5px;
}
.botton2{
    display: inline-block;
    width: 285px;
    height: 32px;
    font-size: 20px;
    background-color: #D43B33;
    color: white;
    margin-left: 5px;
}