estilo.css

   1 html
   2 {margin:0;padding:0;font-family:"Tahoma","Verdana","Arial",serif;}
   3 body
   4 {background-color:#C0C0C0;margin:0;padding:0;}
   5 h1
   6 {background-color:#C9D0D6;margin:0;margin-bottom:1px;padding:5px;font-size:90%}
   7 input[type="text"], textarea, input[type="password"]
   8 {background-color:#EFF0FF;color:#003264;}
   9 #contenido
  10 {position:relative;top:50px;background-color:#FAFAFA;width:40%;padding:0;margin:auto;text-align:center}
  11 #contenido.ancho
  12 {width:90%;}
  13 #contenido.izq
  14 {text-align:left;padding:5px;}