style.css

*,
*:before,
*:after {
  box-sizing: inherit;
  text-align: center;
  margin: 0;
  padding: 0;
}

html {
  box-sizing: border-box;
}

body {
  font-family: "Courier New", Courier, monospace;
  font-size: 18px;
  width: 100%;
}

.container {
  display: flex;
  flex-flow: column nowrap;
  align-items: stretch;
  justify-content: space-between;
  height: 100vh;
  width: 100%;
}

.suggestion-box {
  display: flex;
  justify-content: center;
  align-items: center;
  border-radius: 24px;
  width: 60%;
  margin: auto;
  padding: 12px;
  font: inherit;
  font-weight: bold;
  border: 2px dashed #94c84d;
  background: rgb(148, 200, 77);
  background: linear-gradient(
    130deg,
    rgba(148, 200, 77, 0.3) 34%,
    rgba(224, 197, 40, 0.3) 78%
  );
}

.options {
  display: flex;
  flex-flow: column nowrap;
}

header {
  padding: 12px;
  border-width: 0 0 3px 0;
  border-image: linear-gradient(
      130deg,
      rgba(148, 200, 77, 1) 34%,
      rgba(224, 197, 40, 1) 78%
    )
    1;
}

footer {
  padding: 12px;
  font-size: 0.75rem;
  border-width: 3px 0 0 0;
  border-image: linear-gradient(
      130deg,
      rgba(148, 200, 77, 1) 34%,
      rgba(224, 197, 40, 1) 78%
    )
    1;
}

button {
  border: none;
  border-radius: 12px;
  padding: 12px;
  margin: 12px auto;
  background-color: #94c84d;
  font: inherit;
}

button:hover, label:hover {
  box-shadow: 0px 0px 12px 5px hsl(54, 100%, 62%);
  border-radius: 12px;
}

label {
  margin: 6px auto;
  padding: 6px;
}

h1,
h2 {
  display: inline-block;
}
h2 {
  font-variant: small-caps;
  font-size: 20px;
}