.portada {
    
 
    max-width: 100%;
  max-height: 100%;
}

.wrapper
{
    
width: 80%;
margin: auto;
clear: both;
background-color: #fff;
}

.elemento {
    margin-top: 20px;
    margin-bottom: 40px;

    
    display:flex;
    align-items:center; 


}

body {
    background-color: #f7f7f9;
}

.descripcion p{
    
 
    padding-left: 8px;
    border: 1px solid #eee;
border-radius: .25rem;   
border-left: 4px solid #0F1C4D;
    margin-right: 10px;
    font-family: 'Open Sans', sans-serif;
    font-size: 1.25em;
}

.descripcion h2 {
    
    background-color: #D3D3DB;
border-radius: .25rem;
    font-size: 2.25em;
    font-family: 'Spectral', serif;
}

.descripcion a {
    font-family: 'Open Sans', sans-serif;
    font-size: 1.10em;

}
.portadai{
 display:flex;
    justify-content:center;
    align-items:center;

}

.portadai img{
    max-width:100%;
    height:auto;
}

footer {
    
    background-color: #2E335E;
    color: aliceblue;
}

footer {
    
    color: aliceblue;
}

footer h5{
    
    color:aliceblue;
}

.contfoot {
    
    margin:0 auto;
    clear: both;
   
}

.foot {
    
    margin-left: 10%;
    margin-right: 10%;
}
#myBtn {
  display: none;
  position: fixed;
  bottom: 20px;
  right: 30px;
  z-index: 99;
  font-size: 18px;
  border: none;
  outline: none;
  background-color: #101F50;
  color: white;
  cursor: pointer;
  padding: 15px;
  border-radius: 4px;
}

#myBtn:hover {
  background-color: #555;
}