:root {
  --primary-color: #f2c94c;
}
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
header {
  text-align: center;
  height: 10vh;
  line-height: 10vh; /* align text vertically */
  background-color: var(--primary-color);
  margin-bottom: 3rem;
}
section .txt-input {
  display: block;
  margin: 0 auto;
  height: 25vh;
  width: 70vw;
  max-width: 500px;
  resize: none;
}
section #btn-translate {
  display: block;
  margin: 2rem auto;
  height: 5vh;
  background-color: var(--primary-color);
}
section div {
  margin-bottom: 2rem;
  text-align: center;
}
section .txt-output {
  display: block;
  margin: 0 auto;
  height: 25vh;
  width: 70vw;
  max-width: 500px;
  resize: none;
  border: 1px solid;
}

/* links */
.link {
  text-decoration: none;
  padding: 0.5rem 1rem;
  /* background-color: azure; */
  /* margin-bottom: 0.2rem; */
  display: inline-block;
  color: black;
}
.primary-link {
  background-color: var(--primary-color);
  border-radius: 0.5rem;
  color: white;
}
.secondary-link {
  /* color: red; */
  border-radius: 0.5rem;
  border: 1px solid var(--primary-color);
  color: var(--primary-color);
}
/* list */
.list-non-bullet {
  list-style: none;
  padding: 0;
  margin-block-start: 1em;
  margin-block-end: 1em;
}
.list-item-inline {
  display: inline;
  padding: 0 0.5rem;
}

/* footer */
.footer {
  position: fixed;
  left: 0;
  bottom: 0;
  width: 100%;
  background-color: var(--primary-color);
  padding: 2rem 1rem;
  text-align: center;
  color: white;
  text-align: center;
  border-top-right-radius: 1rem;
}
.footer-header {
  color: black;
}
.footer .links {
  color: white;
}
.footer ul {
  padding: 0;
}