#encabezado::before{
  position: absolute;

content: "";
background-color: rgba(17, 17, 17, .8);

width: 100%;
height: 100%;

z-index: -1;
}

#descripcion{
 
  position: relative;

  
    padding: .3125rem;
    width: 70%;
    height: auto;

    text-align: justify;
    
  

    /*box-shadow: 0px 0px 5px #ccc;*/

}

#parnert{
  margin: 5px auto;
  padding: 5px auto;


}

#parnert h3{

  display: block;
  text-align: center;

  font-size: 2rem ;

}

#parnert .contenedor__parnert{
  display: flex;
  flex: 20% 1 1 ;

  width: 90%;
  height: 150px;

  background-color: rgba(0, 0, 0, 1);
}