* {text-indent:0px ; margin:0px ; padding:0px ; border:0px}
.centrado {text-align:center}
.izquierda {text-align:left}
h1 {font-size: 2em; color:black ; font-weight: bold ; text-decoration: none ;
    text-align: center}
h2 {font.size: 1.1em; color:blue ; font-weight: bold ; text-decoration: none ; 
    text-align: center}
body        {text-align: center; background: black }
#global     {width:800px ; margin:4px auto }

#curva-superior { background-image: url(objetos/curva-superior.gif) ; 
                  background-repeat: no-repeat ;
                  width: 800px ;
                  height:12px ;
                  overflow: hidden }
#cabecera   {background-color: black ; border-left: black 1px solid ; 
             border-right: black 1px solid ; height:135px}
#logotipo {width:798px }
#navegacion {background-color: gray ; border: black 1px solid  ; height:18px}
#navegacion li {float:left ; list-style:none ; margin: 0px 20px 20px 20px }
#navegacion ul { margin-left: 35px }
#contenido  {background-color: black ; border-left: black 1px solid ; 
             border-right: black 1px solid; }
#contenido p {margin: 5px 10px 5px 10px ; text-indent: 15px}
#margen1 { margin-top: 130px} 
#margen2 {margin-bottom:150px }
#pie { background-color: white ; 
       border-left: black 1px solid ; 
       border-right: black 1px solid; 
       border-top: black 1px solid }
#curva-inferior { background-image: url(objetos/curva-inferior.gif) ; 
                  background-repeat: no-repeat ;
                  width: 800px ;
                  height:12px ;
                  overflow: hidden }						
a         {color: black ; text-decoration:none ; display: block }
a:link    {}
a:visited {}
a:hover   {color:black ; text-decoration:underline ; background-color: black}
a:active  {}