stylesheet.css

* {
  box-sizing: border-box;
}


img {
  display: block;
  border-radius: 50%;

}

.responsive {
  width: 100%;
  height: auto;
  padding-left: 10px;
  padding-right: 10px;
}

.fade-enter-active,
.fade-leave-active {
  transition: opacity .5s;
}

.fade-enter,
.fade-leave-to

/* .fade-leave-active below version 2.1.8 */
  {
  opacity: 0;
}



#wrapper {
  max-width: 1024px;
  margin: 0 auto;
  font-family: sans-serif, arial;
  letter-spacing: 2px;
  font-weight: light;
  text-align: left;
}

#wrapper>* {
  border: 2px solid #ffffff;
  border-radius: 5px;
  padding: 10px;
}

a {
  text-decoration: none;
}

nav ul {
  display: flex;
  justify-content: space-between;
  list-style-type: none;
  padding: 0;
  margin: 0;
}

nav li {
  background-color: aquamarine;
  text-decoration: none;

  padding: 4px;
  margin: 4px;
}


/** mobile view **/

#wrapper>main-nav {
  grid-area: nav;
}

#wrapper>main-head {
  grid-area: header;
}

#wrapper>content {
  grid-area: content;

}

#wrapper>main-footer {
  grid-area: footer;
}

#wrapper {
  display: grid;
  grid-gap: 10px;

  grid-template-areas:
    "header"
    "nav"
    "content"
    "footer";
}

/** desktop view **/
@media (min-width: 500px) {

  #wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr;
    grid-template-areas:
      "header content content content"
      "nav content content  content"
      ". content  content content"
      "footer  content  content content";
    margin-top: 10px;
    margin-bottom: 10px;
  }

  nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
  }





}

/** XL view **/
@media (min-width: 1000px) {

  #wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr 1fr 1fr;
    grid-template-areas:
      "header content content content content  content"
      "nav content content  content content  content"
      ". content  content content  content  content"
      "footer  content  content content  content  content";
    margin-top: 10px;
    margin-bottom: 10px;
  }

  nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
  }


}