body
{
 background-color: #fff;
 color: #222;
 margin: 0;
 text-align: center;
}

/*
 *  
 *  Containers
 *  
 */

.container_100
{
 margin: 0 auto;
 text-align: justify;
 width: 100%;
}

.container_980px
{
 margin: 0 auto;
 text-align: justify;
 width: 980px;
}

.column_100
{
 float: left;
 width: 100%;
}
.column_60
{
 float: left;
 width: 60%;
}
.column_40
{
 float: left;
 width: 40%;
}
.column_80
{
 float: left;
 width: 80%;
}
.column_20
{
 float: left;
 width: 20%;
}

/*
 *  
 *  inner class
 *  
 */

.inner
{
 clear: both;
 margin: 0.75em;
}