* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  margin: 0 auto;
  height: 100vh;
}

button {
  padding: 0.8em;
  background: none;
  border: 1px solid lightgrey;
  border-radius: 5px;
  color: #fff;
  cursor: pointer;
}

header {
  display: flex;
  justify-content: space-around;
  align-items: center;
}

.container {
  max-width: 800px;
  margin: 0 auto;
  padding: 2em;
}

.input-color {
  border: none;
  height: 3.2em;
  cursor: pointer;
  border-radius: 5px;
}

.color-select {
  width: 50%;
  padding: 0.75em;
  border: 1px solid lightgrey;
  border-radius: 5px;
}

/* main */
.grid-colors {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  justify-self: center;
  margin-top: 2em;
  border-radius: 1rem;
  overflow: hidden;
}

.grid-colors-inner {
  width: 100%;
  justify-self: center;
}

.color {
  height: 20rem;
  cursor: pointer;
}

.hex-code {
  text-align: center;
  padding: 1em;
  cursor: pointer;
}

/* detect theme of device */
@media (prefers-color-scheme: dark) {
  body {
    background-color: #222222;
    color: #fff;
  }
}