* {
  box-sizing: border-box;
  font: 1rem monospace;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

body {
  background-color: #f3eed6;
}

canvas {
  display: block;
  margin-bottom: 5px;
}

h1 {
  font-size: 2rem;
  margin: 5px;
}

label {
  display: inline-block;
  width: calc(35% - 10px);
  margin: 5px;
}

select, input {
  width: calc(15% - 10px);
  height: 40px;
  margin: 5px;
}

input {
  background-color: white;
  color: rgb(0, 0, 0);
}

button {
  width: calc(50% - 10px);
  height: 40px;
  margin: 5px;
}

@media screen and (max-width: 499px) {
  * {
    max-width: 400px;
  }
}

@media screen and (max-width: 399px) {
  * {
    max-width: 360px;
  }
}