body{
    background-color: darkcyan;
    

   
}
section, p{
     text-align: left;
     font-family: ‘Rokkitt’, serif;
     font-size: 24px;
}

h1 {
    text-align: center;
}

#marco {
    background-color:saddlebrown;
    padding: 10px;
    margin: 10px;
    border: 5px solid black;
   
}
#contenedor {
    display: -webkit-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    -webkit-flex-wrap: wrap;
    flex-wrap: wrap;
}
.vertical {
    padding: 3px;
    border: 1px solid black;
    background-color: cornflowerblue;
    width: 300px;
    height: 400px;
    
}
.horizontal {
    
    border: 1px solid black;
    background-color: cornflowerblue;
    width: 300px;
    height: 196px;
   
}