/*通用设置*/
/*去除默认外边框样式*/
html{
    background-color: #ffffff;
    font-family: 'microsoft yahei', sans-serif;
}
html,body, div, dl, dt, dd, ul, ol, li, h1, h2, h3, h4, h5, h6, pre, code,
form, fieldset, legend, input, textarea, p, blockquote, th, td, hr, button,
article, aside, details, figcaption, figure, footer, header, menu, nav,
section {
    margin: 0;
    padding: 0;
}

a{
    text-decoration: none;
    color: inherit;
}

ul,ol{
    list-style: none;

}
ul li{
    float: left;
}
.clean-float{
    clear: both;
}
/*样式*/
.shell{
    width: 100%;
    min-width: 1024px;
}
.shell:after{
    content:"";
    height:0;
    display:block;
    clear:both;
}
.center-show{
    width: 1024px;
    margin: 0 auto;
}
.center-showP{
    width: 1024px;
    margin: 0 auto;
    position: relative;
    height: 664px;
}
/*btn*/
.btn1{
    width: 190px;
    height: 50px;
    line-height: 50px;
    color: white;
    font-size: 24px;
    text-align: center;
    position: absolute;
    bottom: 120px;
    background-color: #1baeeb;
    right: 17%;
}
.btn{
    width: 151px;
    height: 40px;
    line-height: 40px;
    text-align: center;
    font-size: 14px;
}
.float-r{
    float: right;
}
.float-l{
    float: left;
}
.select-btns-click{
    color: white;
    background-color: #1baeeb;
}

.select-btns .select-btns-click1{
    color: white;
    background-color: #1baeeb;
}
.hidden{
    display: none;
}
.show{
    display: block;
}
.opacity0{
    opacity:0;
}
.block{
    background-color: #f7f7f7;
}