Empre.css

body {
  background-color: dodgerblue;
}
header,.main, footer{
  	/*background #ffff;*/
  	background:#ffff;
  	word-break: 90%
 } 
 /**/
 header nav{
        background: #528fd5;
        overflow: hidden;
 }
 /**/
  header nav ul{
  	 list-style: none;

  } /**/
  header nav ul li{
  	float: left;
  }/**/
  header nav ul li a{
  	padding: 20px 30px;
  	display:  block;
    color: orange;
    text-decoration: none; 

  float: left;
  display: block;
  color: #f2f2f2;
  text-align: center;
  padding: 14px 16px;
  text-decoration: none;
}
  }/**/
  .main .articles{
  	width: 65%
  	margin-right: 1.8%;
  	float: left;
  }/**/
  .main .articles article{
  	padding: 20px
  	background: #ff6437;
    margin-bottom: 20px; 
  }/**/
  aside{
  	width: 30%;
  	background: #ff8000;
  	float: left;
  	padding: 20px;
  	box-sizing: border-box;
  }/**/
  footer{
  	background: 4000;
  	color: #fff;
  	clear: both;
  	padding: 10px 0px;
  	text-align: center;
  }