*{
  margin:0;
  padding: 0;
  box-sizing: border-box;
}
li{
  list-style: none;
}
a{
  display: block;
  text-decoration: none;
  color:#4c4c4c;
  -webkit-tap-highlight-color: rgba(0,0,0,0); 
}
input,textarea{
  outline: none;
}
input{
  outline: none;
  -webkit-tap-highlight-color: rgba(0,0,0,0);
   font-family: "微软雅黑",Helvetica, sans-serif;
}
select{
   -webkit-appearance: none;
  outline: none;
}
img{
  display: block;
      border: none;
}
article,aside,details,figcaption,figure,footer,header,hgroup,menu,nav,section,summary {
  display: block;
}
body {
  width: 100%;
  color: #3e3e3e;
  font-family:"黑体","微软雅黑",Arial, Helvetica, sans-serif;
}
.clear:after{
    content: ".";
    display: block;
    height: 0;
    clear: both;
    overflow: hidden;
}
.wrap{
  width: 1000px;
  height: auto;
  margin: 0 auto;
}
.topwrap{
  width: 100%;
  height: 100px;
  margin: 30px auto 0;
  background: #1a1a1a;
}
.logo{
  display: block;
  width: 320px;
  height: 100px;
}
.contentbox{
  width: 100%;
  margin: 60px auto 0;
}
.contentL{
  float: left;
  position: relative;
  width: 460px;
  height: 300px;
}
.contentL img{
  width: 100%;
  height: 100%;
}
.textbox{
  width: 360px;
  height: 220px;
background: rgba(89,89,89,0.9);
color: #fff;
box-sizing:border-box;
padding: 0 30px;
font-size: 14px;
line-height: 30px;
text-align: justify;
border-radius: 10px;
}
.text1{
    position: absolute;
  left: 50px;
  top: -50px;
}
.contentR{
  float: left;
  width: 490px;
  font-size: 20px;
  line-height: 40px;
}
.textR{
  margin: 0 25px;
}
.contentR h2{
  font-size: 26px;
  font-weight: normal;
}
.contentLR{
  float:right;
  position: relative;
  width: 460px;
  height: 300px;
}
.contentLR img{
  width: 100%;
  height: 100%;
}
.text2{
  position: absolute;
  right: -30px;
  bottom:-50px;
}
.text3{
  position: absolute;
  left: -30px;
  bottom:-50px;
}
.downbox{
  font-size:0;
  width: 100%;
  height: 380px;
}
.downbox img{
  display: inline;
  width: auto;
  height: auto;
  vertical-align: middle;
}
.downL{
  width: 255px;
display: inline-block;
  vertical-align: middle;
}
.downR{
  width: 460px;
display: inline-block;
  vertical-align: middle;
}
.footL{
  float: left;
  position: relative;
  width: 460px;
  margin-bottom: 30px;
}
.footLR{
  float: left;
  width: 490px;
    margin-bottom: 30px;
}
.footfont{
  font-size: 16px;
  line-height: 40px;
}