body {
 //background-color:#DDDDDD;
 background-image: url('../images/bg.jpg');
}

#div_superior:before{
 content : '';
}

#div_superior {
 float            :     left;
 width            :     100%;
 height           :    117px;
}

img.div_logo {
 position         : absolute;
 left             :      0px;
 top              :      0px;
}

img.div_logo_sub {
 position         : absolute;
 left             :     16px;
 top              :    103px;
}

#div_fin_superior {
 position         : relative;
 margin-top       :    117px;
 clear            :     both;
}

#div_central {
 background-color :  #FFFFFF;
// opacity          :      0.3;
 position         : relative;
 width            :   1000px;
 margin-left      :     auto;
 margin-right     :     auto;
}

.top-side {
 //position: relative;
}

.main-side {
 //margin-top:120px;
 padding          :      8px;
 float            :     left;
 width            :    640px;
}

.right-side {
 padding          :      8px;
 float            :    right;
 width            :    300px;
}

.right-side-app {
 //margin-top:120px;
 padding          :      8px;
 float            :    right;
 width            :    330px;
}

#div_fin_centro{
 clear            :     both;
 padding-bottom   :     20px;
}

#div_inferior{
 background-color :  #AAAAAA;
 position         : absolute;
 left             :        0;
 height           :     20px;
 width            :     100%;
}



A.button:link{
 vertical-align:bottom;
 padding: 5px 10px;
 margin: 3px 0;
 font-size: 12px;
 background: -webkit-linear-gradient(#fff, #eee);
 background: linear-gradient(#fff, #eee);
 text-decoration: none;
 border: 1px solid #CCC;
 font-weight: 700;
 display: inline-block;
 border-radius: 3px;
 -webkit-border-radius: 3px;
 line-height: 1.5;
 cursor: auto;
 text-align: -webkit-match-parent;
 list-style: none;
 font: 12px Arial,Helvetica,sans-serif;
}
A.button:visited {
}
A.button:active {
}
A.button:hover {
 background: -webkit-linear-gradient(#369, #358);
 background: linear-gradient(#369, #358);
 color:  #BBBBBB;
}