.center {
    margin-left: auto;
    margin-right: auto;
  }




#encabezado {
    color:white;
    text-align:center;
	width:900px;
    
}

#general {
    background-color:#eeeeee;
    height:130%;
    width:900px;
    float:center;
	align: center;
	text-align:center;
    padding:5px;	      
}

#inicio {
	line-height:10px;
    background-color:#eeeeee;
    height:10px;
    width:10px;
	float: center;
    padding:0px;	      
}

#asistentes {
	line-height:30px;
    background-color:#eeeeee;
    height:200px;
    width:440px;
    float:left;
    padding:5px;	      
}


#eventos {
	line-height:30px;
    background-color:#eeeeee;
	height:200px;
    width:440px;
    float:left;
    padding:5px; 	 
}


#inicio {
	line-height:30px;
    background-color:#eeeeee;
    height:80px;
    width:80px;
    float:rigth;
    padding:5px;	      
}	



#formulario_nuevo_evento {
	  
	text-align:left;
	font-weight: bold;
	
       
}


#agregar_asistente {
	line-height:30px;
    background-color:#eeeeee;
    height:150px;
    width:290px;
    float:left;
    padding:5px;	      
}


#editar_asistente {
	line-height:30px;
    background-color:#eeeeee;
	height:150px;
    width:290px;
    float:left;
    padding:5px; 	 
}

#eliminar_asistente {
	line-height:30px;
    background-color:#eeeeee;
	height:150px;
    width:290px;
    float:left;
    padding:5px; 	 
}

#actualizar_pago {
	line-height:70px;
    background-color:#eeeeee;
	height:200px;
    width:290px;
    float:left;
    padding:5px; 	 
}



#pie {
	width:900px;
	background-color:#D42929;
    color:white;
    clear:both;
    text-align:center;
	padding:5px;	 	 
}

#guardar_formulario {
	
	
    text-align:center;
	padding:5px;	 
	float:center;
}



#izquierda{
	width:490px;
	height: 0 auto;
	background-color:#E5E5E5;
	float: left;
}

#derecha{
	width:490px;
	height: 0 auto;
	background-color:#E5E5E5;
	float: right;
}



img {
    opacity: 1.0;
    filter: alpha(opacity=100); /* For IE8 and earlier */
}

img:hover {
    opacity: 0.5;
    filter: alpha(opacity=50); /* For IE8 and earlier */
}


.contenedor-tabla{
display: table;
}
.contenedor-fila{
display: table-row;
}
.contenedor-columna{
display: table-cell;
}


input {
    text-align: left; 
	font-size: 14px;
	
}

input:invalid {
  background-color: #ffdddd;
}
  
input:valid {
  background-color: #ddffdd;
}