* 
{
    margin: 2px;
    padding: 10px;
    border: 0;
    position: relative;
}

body
{
	background: url('fondo.png') no-repeat center center fixed; 
	-webkit-background-size: cover;
	-moz-background-size: cover;
	-o-background-size: cover;
	background-size: cover;
	background-color: #006b38;
}

.contenedor
{	
	margin: 0 auto;
    width: 90% ;

}

.imagen
{
	width: 10%;
}

.tablaIndex  
{
	width: 100%;
	border-collapse:collapse;
	border-spacing: 0;
	border: 2 px;
	margin: 0 auto;
	display: inline-flex;
	text-align: center;
}

.btn {
	background: #4c2e16;
	background-image: -webkit-linear-gradient(top, #3f2615, #4c2e16);
	background-image: -moz-linear-gradient(top, #3f2615, #4c2e16);
	background-image: -ms-linear-gradient(top, #3f2615, #4c2e16);
	background-image: -o-linear-gradient(top, #3f2615, #4c2e16);
	background-image: linear-gradient(to bottom, #3f2615, #4c2e16);
	-webkit-border-radius: 10;
	-moz-border-radius: 10;
	border-radius: 10px;
	font-family: sans-serif;
	color: #ffffff;
	font-size: 90%;
	padding: 8px;
	margin: 0 0 0 0;
	column-fill: balance;
	text-decoration: none;
}

a
{
	display: inline-block;
	width: 100%;       /* set to 100% */
	height: 100%;      /* set to 100% */
	margin-bottom: 0.5em;
	padding-top: .6em;
	padding-bottom: .6em;
	color: #fff;
	background-color: #aaabbb;
	border-radius: 5px;
	border: solid #cccccc 1px;
	box-shadow: 2px 2px 1px #888888;
	clear:right;
	float:right;
}

.btn:hover {
	background: #473b1b;
	background-image: -webkit-linear-gradient(top, #473b1b, #261e0d);
	background-image: -moz-linear-gradient(top, #473b1b, #261e0d);
	background-image: -ms-linear-gradient(top, #473b1b, #261e0d);
	background-image: -o-linear-gradient(top, #473b1b, #261e0d);
	background-image: linear-gradient(to bottom, #473b1b, #261e0d);
	text-decoration: none;
}