/* CSS Document */
body    {
            font-family: calibri; 
        }

h1      {
            text-align: center; 
        }
        
header,nav,main,aside,footer    {
                                    border: 5px solid;
                                }
                                
header  {
            background-color: #D3D3D3;
            border-color: black; 
            height: 100px;
        }
        
nav     {
            background-color: #FFFF6C;
            border-color: #e7c157; 
            height: 150px;
        }
        
main    {
            background-color: white;
            border-color: #df6c20; 
            height: 400px;
        }
        
aside   {
            background-color: #D2D2D2;
            border-color: #8db243; 
            height: 50px;
        }
        
footer  {
            background-color: #81AAEF;
            border-color: #C8C8C8; 
            height: 50px;
        }