styles.css

.mystyle_1 {
  width: 220px;
  color: yellow;
  background-color: #10409f;
}
.mystyle_2 {
  width: 240px;
  color: yellow;
  background-color: #2060bf;
}
.mystyle_3 {
  width: 260px;
  color: yellow;
  background-color: #3080df;
}
.mystyle_4 {
  width: 280px;
  color: yellow;
  background-color: #40a0ff;
}