CodePen

HTML

            
              
<footer>
  <div class="container"> 
    FOOTER CONTENT
  </div>
</footer>
            
          
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CSS

            
              footer {
  background:lightgrey;
}

.container {
  width:960px;
  margin:0 auto;
  height:100px;
  background:lightblue;
}
            
          
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JavaScript

            
              
            
          
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999px
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