body{
  margin: 0;
  background-color: #f4f1f8;
  color: #111;
  display: grid;
  grid-template-areas: 
  "header aside"
  "nav aside"
  "cuerpo aside"
  "footer footer";
  grid-template-columns: 3fr 1fr;
  grid-template-rows: auto;
  grid-gap: 0;
}
header {
  grid-area: header;
}
#h{
  display: block;
}
#over{
  top:40px;
  left: 30px;
  position:absolute;
}
nav {
  grid-area: nav;
  position: sticky;
  top: 0;
  display: flex;
  flex-wrap: wrap;
  text-align: center;
  background-color: #f4f1f8;
  border-bottom: 5px solid #cd819e;
}
nav a{
  padding: 10px;
  flex:auto;
  color: inherit;
  text-decoration: none;
}
nav a:hover{
  background-color:#cd819e;
}
#me{
  background-color: #cd819e;
}
main{
  grid-area: cuerpo;
  background-color: #cd819e;
  margin: 10px 10px 0px 10px;
  padding: 10px;
}
aside{
  grid-area: aside;
  display: flex;
  flex-direction: column;
  border-left: 10px solid #a94367;
}
#scrollbar{
  position: sticky;
  height: 100vh;
  top: 0;
  bottom: 0;
  overflow-y: scroll;
}
aside img{
  width: 100%;
}
footer{
  grid-area: footer;
  display: flex;
  justify-content: space-between;
  background-color: #a94367;
}
@media (max-width: 768px) {
  body{
    grid-template-areas: 
    "header"
    "nav"
    "cuerpo"
    "aside"
    "footer";
    grid-template-columns: 1fr;
  }
  aside{
    border-right: 10px solid #a94367;
  }
}