<div class="left-wrap"></div>
<div class="right-wrap"></div>
<div class="center-wrap"></div>

*{
  margin:0;
  padding:0;
}
html,body{
  width:100%;
  height:100%;
  text-align:center;
  font-size:16px;
  min-width:720px;
}
div{
  height:100%;
}
.center-wrap{
  margin:0 200px;  
}
.left-wrap,.right-wrap{
  position:absolute;
  top:0;
  width:200px;
  background-color:#1ba1e2;
}
.left-wrap{
  left:0;
}
.right-wrap{
  right:0;
}