style.css

body {
  background-color: white;
}

h1 {
  font-size: 50px;
  font-weight: bold;
  color: black;
  font-style: italic;
  text-align: center;
}

.container {
  display: flex;
  align-items: center;
  justify-content: space-around;
  margin-top: 80px;
}

.blue {
  width: 70px;
  height: 70px;
  background-color: blue;
  border: 2px solid black;
}

.yellow {
  width: 70px;
  height: 70px;
  background-color: yellow;
  border: 2px solid black;
}

.red {
  width: 70px;
  height: 70px;
  background-color: red;
  border: 2px solid black;
}

.green {
  width: 70px;
  height: 70px;
  background-color: green;
  border: 2px solid black;
}

.orange {
  width: 70px;
  height: 70px;
  background-color: orange;
  border: 2px solid black;
}

.purple {
  width: 70px;
  height: 70px;
  background-color: purple;
  border: 2px solid black;
}

.pink {
  width: 70px;
  height: 70px;
  background-color: pink;
  border: 2px solid black;
}

.cyan {
  width: 70px;
  height: 70px;
  background-color: cyan;
  border: 2px solid black;
}

#btn {
  display: block;
  background-color: darkcyan;
  box-shadow: 5px 5px 10px rgba(0, 0, 0, 0.5);
  font-weight: bolder;
  margin-top: 150px;
  margin-left: 750px;
  font-size: 40px;
  font-size: 20px;
  padding: 15px 30px;
  border-radius: 5px;
  width: 200px;
  height: 60px;
}