*{margin: 0;padding: 0;box-sizing: border-box;}
body {
    background-color: #F2F2F2;
    line-height: 1.42857143;
    color: #333;
}
h1, h2, h3, h4, h5, h6, .h1, .h2, .h3, .h4, .h5, .h6 {
    font-family: inherit;
    font-weight: 500;
    line-height: 1.1;
    color: inherit;
}

.ad{
    width: 100%;
    background-color: #171F2C;
}
.ad .adImg{width: 1020px; margin: 0 auto;}
/*ad END*/





.w920 {
    *width: 920px;
    padding-top: 20px;
    padding-right: 73px;
    padding-bottom: 25px;
    padding-left: 73px;
    background-color: #fff;
    margin-top: 20px;
}
.fl {
    float: left;
}
.demo-two {width: 920px;overflow: hidden;}
.oh {
    overflow: hidden;
}
.w940 {
    width: 940px;
}
.about-environment .demo-two .environment-box {
    position: relative;
}
.box-text1 {
    width: 300px;
    height: 170px;
    position: absolute;
    z-index: 10;
    background-color: #ffffff;
    bottom: 20px;
    left: 620px;
    padding: 20px;
}
img {
    border: none;
    outline: none;
}
.oh {
    overflow: hidden;
}
.mt10 {
    margin-top: 10px;
}
.w600 {
    width: 600px;
}
.mr10 {
    margin-right: 10px;
}

.about-environment .demo-two .environment-box .environment-box-text {
    width: 100%;
    padding: 10px 20px;
    background: url(../images/env_bg.png);
    color: #ffffff;
    position: absolute;
    z-index: 10;
    bottom: 5px;
}

.mt10 {
    margin-top: 10px;
}
.w310 {
    width: 310px;
}
.about-environment .demo-two .environment-pic-line4 {
    overflow: hidden;
}
ul, ol {
    list-style: none;
}
.about-environment .demo-two .environment-pic-line4 li {
    float: left;
    margin-right: 10px;
}


.about-environment .demo-two .environment-box .environment-box-text1 {
    width: 300px;
    height: 170px;
    position: absolute;
    z-index: 10;
    background-color: #ffffff;
    bottom: 20px;
    left: 620px;
    padding: 20px;
}
.about-environment .demo-two .environment-box .environment-box-text1 p {
    font-size: 14px;
    line-height: 23px;
    margin-top: 10px;
    color: #333;
    padding: 0;
}
.mt30 {
    margin-top: 30px;
}
.about-environment .demo-two .environment-box .environment-box-text2 {
    width: 300px;
    height: 150px;
    position: absolute;
    z-index: 10;
    background-color: #f6feb2;
    bottom: 0;
    left: 310px;
    padding: 20px;
}
h3, .h3 {
    font-size: 24px;
}
.about-environment .demo-two .environment-box .environment-box-text2 p {
    line-height: 23px;
    margin-top: 10px;
    color: #333333;
    font-size: 14px;
}
img {
    border: none;
    outline: none;
}
.w600 {
    width: 600px;
}
.mr10 {
    margin-right: 10px;
}
.w310 {
    width: 310px;
}
.about-environment .demo-two .environment-box .environment-box-text3 {
    width: 300px;
    height: 150px;
    position: absolute;
    z-index: 10;
    background-color: #d9ffd1;
    bottom: 20px;
    left: 20px;
    padding: 20px;
}
.about-environment .demo-two .environment-box .environment-box-text3 p {
    line-height: 23px;
    margin-top: 10px;
    color: #333333;
    font-size: 14px;
}

html, body, ul, li, ol, dl, dd, dt, p, h1, h2, h3, h4, h5, h6, form, fieldset, legend, img {
    margin: 0;
    padding: 0;
}
.footer {
    background: #ffffff;
    margin-top: 15px;
}
.u-footer {
    padding-top: 10px;
    padding-bottom: 20px;
    text-align: center;
    position: relative;
    z-index: 100;
    border-top: 1px solid #efefef;
}
.container {
    padding-right: 15px;
    padding-left: 15px;
    margin-right: auto;
    margin-left: auto;
}
.container {
    width: 1070px;
}
.u-footer .ft-copy {

}