gtranslate/static/style.css

body {
  font-family: sans-serif;
}

.title {
  text-align: center;
}

.main-section {
  max-width: 900px;
  margin: 5px auto;
}

.form {
  display: flex;
  flex-direction: column;
}

.form__field {
  display: flex;
  align-items: center;

  margin: 4px;
}

.form__field .form__label {
  margin-right: 8px;
}

.form__input,
.textarea {
  font-size: 1rem;
  padding: 4px;
  border: 2px solid #888888;
}

.form__button {
  padding: 4px 10px;
  border: 2px solid #888888;
}

.form__input:focus,
.textarea:focus,
.form__button:focus {
  outline: 2px solid #5d94ff;
}

.translation {
  font-size: 1rem;
  padding: 4px;
}

.textarea {
  resize: vertical;
  height: 5rem;

  /* Stretch to form width */
  width: 100%;
}

@media screen and (prefers-color-scheme: dark) {
  body {
    background-color: #212529;
    color: #f8f9fa;
  }

  .form__input,
  .form__button,
  .textarea {
    background-color: #131618;
    border-color: #495057;
    color: #f8f9fa;
  }
}