.dropbtn1 {
    background-color: #f3f3f3;
    font-family: '黑体';
    padding: 16px;
    font-size: 16px;
    border: none;
    cursor: pointer;
    height: 80px;
}
.dropdown1 {
    position: relative;
    display: inline-block;
    height: 80px;
}
.dropdown1:hover .dropbtn1 {
    background-color: #3f454d;
    color:#FFFFFF;
}
.headline{
    text-align: center;
    font-size: 35px;
    letter-spacing:1.5em;
    color: #5573d3;
    font-family: 华文新魏;
    font-weight:bold;
}
.headlines{
    text-align: left;
    font-size: 40px;
    letter-spacing:0.1em;
    color: #5573d3;
    font-family: 华文新魏;
    font-weight:bold;
}
.buttons{
    width: 80px;
    height: 30px;
    background-color: #577cf2;
    float: right
}
.button_index{
    width: 200px;
    height: 70px;
    background: #5573d3;
    text-align: center;
    line-height: 70px;
    font-size: 20px;
    border:1px solid #8e8e8e;
    color: #FFFFFF
}
.button_index1{
    width: 200px;
    height: 70px;
    background: #13b375;
    text-align: center;
    line-height: 70px;
    font-size: 20px;
    border:1px solid #8e8e8e;
    color: #FFFFFF
}
.button_index2{
    width: 130px;
    height: 40px;
    background: #f13a3a;
    text-align: center;
    float: left;
    line-height: 40px;
    font-size: 16px;
    color: #FFFFFF
}
.button_index3{
    width: 130px;
    height: 40px;
    background: #c3c3c3;
    text-align: center;
    float: left;
    line-height: 40px;
    font-size: 16px;
    color: #FFFFFF
}
.button_ul_none{
    display:none;
}
.button_ul_block{
    display:block;
}
.a_newsline{
    color: #000000;
}
.a_newsline:hover{
    text-decoration: underline;
    color: #ff0000;
}