html{
    width: 100%;
    height: 100%;
    margin: 0 auto;
    padding: 0;
}
p {
        margin-top: 0pt;
        margin-bottom: 1pt;
    }

    span.a {
        font-family: 'ËÎÌå';
        font-size: 12.0pt;
    }

    span.a3 {
        color: #0000ff;
        text-decoration: underline;
    }

.header{
    width: 100%;
    height: 110px;
    margin: 0 auto;
    position: fixed;
    background-image: url("../img/pic6.png");
    background-size: 100%;
}
.header1{
    width: 100%;
    height: 110px;
    margin: 110px auto;
    position: fixed;
    background-image: url("../img/yellow.png");
    background-size: 100%;
}
.img-product{
margin-top: 35px;
margin-left: 100px;
}
.bottom{
    width: 100%;
    height: 110px;
    margin: 0 auto;
    bottom: 0;
    position: fixed;
    background-image: url("../img/pic6.png");
    background-size: 100%;
}
.page{
    height: 1000px;
}
.navbar-top{
    width: 1720px;
    margin: 20px auto 0 auto;
    height: 78px;
}
.navbar-bottom{
    width: 1720px;
    margin: 0 auto 20px auto;
    height: 78px;
}

.text{
    text-align: left;
    width: 400px;
    float: right;
    font-size: 15px;
    color: white;
    margin-top: 10px;
    line-height: 25px;
}
.bottom-left{
    float:left;
    width: 250px;
    height: 100px;
    margin-left: 20px;
    margin-top: 10px;
}
.bottom-right{
     width: 300px;
     float:right;
     margin-right: 10px;
     margin-top: 10px;
}
.a-div{
    width: 80%;
    height:40px;
}
.pro-a{
    float:left;
    text-decoration:none;
    color: white;
    font-size: 20px;
    
}
.pro-b{
    float:right;
    text-decoration:none;
    color: white;
    font-size: 20px;
}
.mail{
    color: white;
    font-size: 15px;
}
.text-div{
      position: absolute;
      top: 266px;
      left: 50%;
      margin: 0 0 0 -500px;
      width: 50%;
      height: 600px;
}