#RGBcolorSample,
#HexacolorSample,
#HSLcolorSample,
#RGBPrimaryColorSample {
  height: 50px;
  width: 200px;
  border: 1px solid black;
  border-radius: 5px;
  margin: auto;
}

#RGBSubmit,
#HexaSubmit,
#hslSubmit {
  margin-top: 15px;
  border: 1px solid black;
  border-radius: 10px;
  padding: 5px;
}

.inputs {
  text-align: center;
  margin: 10px auto;
  width: 200px;
  display: flex;
  flex-direction: column;
}