@import url('https://fonts.googleapis.com/css?family=Open+Sans');

i {
  margin-right: 10px;
}
p{
  font-family: 'Open Sans', sans-serif;

}

a{
  text-decoration:none;  
  color: green;
  font-family: 'Yanone Kaffeesatz', sans-serif;
  }

main > * {
  background-color:;
  padding: 10px;
  font-size: 3em;
}

main {
  display: grid;
  grid-gap: 10px;
  grid-template-areas:
    "header"
    "left"
    "content"
    "right"
    "footer";
}
@media (min-width: 500px){
  main{
    grid-template-areas:
    "header header header"
    "left content right"
    "footer footer footer";
  }

}



header {
  grid-area: header;
  height: 100px;
}

aside:first-of-type {
  grid-area: left;
}

article {
  grid-area: content;
  align-items: center;
}

aside:last-of-type {
  grid-area: right;
}

footer {
  grid-area: footer;
}