body{
    text-align: center;
    background-color: #191970;
    color:#D3D3D3;

}
#cabecera{
    background-color:#696969; 
    color: black;
}

.nombre{
    background-color: gold;
    color:black;
}

.valor{
    background-color: orange;
    color:black;
}

table,td,tr{
    border:3px solid black;
    font-size: 24px;
    border-collapse: collapse;

}