.block {
  width: 150px;
  height: 150px;
  background-color: black;
  color: #fff;
  border-radius: 10px;
  display: inline-block;
  vertical-align: top;
}
h3 {
  font-family: Arial, Helvetica, sans-serif;
  font-style: 18px;
  text-align: center;
}
.vertical label {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 75px;
}
.vertical {
  width: 75px;
  height: 75px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto;
}

.vertical input {
  transform: rotate(90deg);
  width: 75px;
  height: 75px;
}

.horizontal {
  width: 100px;
  margin: 0 auto;
}

.horizontal input {
  width: 100px;
}

.horizontal label {
  width: 100px;
  display: flex;
  justify-content: space-between;
}

.center {
  height: 70px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

#ok-shape {
  margin-top: 10px;
}

.hex-container {
  margin: 30px auto 0;
  width: 100px;
}

#hex {
  width: 75px;
}
.rgba-container {
  margin: 0 auto;
  width: 100px;
}
.rgba-container input {
  width: 80px;
}
.container {
  margin-top: 20px;
  position: relative;
}
#block {
  width: 150px;
  height: 150px;
  background-color: red;
  position: absolute;
  top: 0;
  left: 0;
}