body 
	{
		background-color: #EEEEEE;
	}

h1 
	{
		color: #00ADB5;
		text-align: center;
	}

li a
	{
		color: blue;
	}

#lower-alpha 
	{
		list-style-type: lower-alpha;
	}

#upper-alpha 
	{
		list-style-type: upper-alpha;
	}

#tabla-materiales 
	{
		width: 100%;
	}

#lower-roman 
	{
		list-style-type: lower-roman;
	}

#upper-roman 
	{
		list-style-type: upper-roman;
	}

#rojo 
	{
		color: red;
		font-family: 'Times New Roman', Times, serif;
	}

#verde 
	{
		color: green;
		font-family: 'Times New Roman', Times, serif;
	}