* {
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen,
    Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif;
  width: 100%;
}

.page-heading {
  margin: 0;
  padding: 1rem;
  text-align: center;
  margin-bottom: 1rem;
  padding-bottom: 1rem;
  color: #fff;
  background-color: #ffb600;
}

input {
  width: 100%;
  padding: 8px 12px;
  border-radius: 5px;
  border: 1px solid #ccc;
  margin-bottom: 20px;
}

.button__bar {
  margin: 0 auto;
  text-align: center;
}

button {
  z-index: 1;
  display: inline-block;
  position: relative;
  border: none;
  overflow: hidden;
  text-align: center;
  padding: 8px 32px;
  text-decoration: none;
  border-radius: 5px;
  line-height: 1;
  background: #fff;
  border: 1px solid #000;
  color: #000;
  font-size: 16px;
  cursor: pointer;
}

button:hover {
  color: #fff;
  background: #000;
}

textarea {
  padding: 8px;
  resize: vertical;
  font-family: "Courier New", Courier, monospace;
}

.grid {
  display: grid;
  grid-gap: 1rem;
  margin: 0 auto;
  max-width: 48rem;
}

.player {
  padding-top: 100%;
  position: relative;
}

.player iframe {
  border: none;
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  height: 100%;
}