* {
  box-sizing: border-box;
  width: 100%;
  border: #2b2b2b dotted 2px;
}

body {
  width: 100%;
  margin: 0 auto;
  border: #1854b4 solid;
}

header {
  border: #016773 solid;
}

nav {
  border: #af1817 solid;
}

.clearfix:after {
  content: "";
  display: block;
  clear: both;
}

article {
  width: 80%;
  border: #f2a810 solid;
}

aside {
  width: 20%;
  float: right;
  border: #264573 solid;
}

footer {
  border: #68377b solid;
}

figure, blockquote {
  width: auto;
}

@media ( max-width: 1024px) {
  article {
    width: 100%;
  }
  aside {
    width: 100%;
    float: none;
  }
}