* {
  box-sizing: border-box;
}
body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
}
h1 {
  text-align: center;
  padding: 50px 10px;
  color: white;
  background-color: rgb(192, 50, 50);
}
.clear {
  clear: both;
}
.colors > input {
  width: 50%;
  padding: 5px;
  border: none;
  font-size: 18px;
  margin: 0;
  float: left;
  color: white;
}
.wrapper,
.instructions {
  max-width: 1280px;
  margin: 0 auto;
  padding: 5px;
}
.instructions {
  margin-bottom: 50px;
}
header,
nav,
main,
aside,
footer {
  text-align: center;
  font-size: 32px;
  color: white;
}
header {
  background-color: rgb(223, 114, 75);
  padding: 100px 0;
}
nav {
  padding: 20px 0;
  background-color: rgb(47, 108, 136);
}
main,
aside {
  float: left;
  padding: 500px 0;
}
main {
  background-color: rgb(192, 70, 94);
  width: 100%;
}
aside {
  width: 100%;
  background-color: rgb(53, 184, 155);
}
footer {
  padding: 50px 0;
  background-color: rgb(39, 39, 39);
}

@media screen and (min-width: 720px) {
  .colors > input {
    padding: 20px;
    width: calc(100% / 3);
  }
  .wrapper, .instructions {
    padding: 20px;
  }
  main {
    width: 70%;
  }
  aside {
    width: 30%;
  }
}

@media screen and (min-width: 1024px) {
  .colors > input {
    width: 20%;
  }
}