.contenedor{
  display:grid;
  grid-template-columns:1fr 1fr 1fr 1fr;
}

header{
    grid-column: 1/5;
    background-color:lightskyblue;
    color: white; 
    padding: 2em;;
    
}

.hr{
    border: pink solid 2px;
}
.Contiene1{
    margin-top: 1em;
    grid-column: 1/2;
    margin-bottom: 1em;
    border: lightgreen solid 3px;
}

.Contiene1 p{
    border: lightgreen solid 3px;
    margin: auto;
    padding: 5px;
    color: gray;
}
.Contiene2{
    grid-column: 2/4;
    margin-bottom: 1em;
}
.Contiene2 p{
    padding: 8px;
} 
.Contiene3{
    color: gray;
    border: pink solid 3px;
    margin-top: 1em;
    grid-column: 4/5;
    margin-bottom: 1em;
}
.Contiene3 p{
    border:pink solid 3px;
    margin: auto;
    padding: 5px;
}
body{
    padding: 1em;
}

footer{
    background-color:lightskyblue; 
    grid-column: 1/5;
    padding: 10px;
    color: white;
}