.video-wrapper {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  overflow: hidden;
  max-width: 100%;
}
.video-wrapper iframe,
.video-wrapper object,
.video-wrapper embed {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.video-placeholder-loader {
  min-height: 540px;
  display: flex;
  align-items: center;
}

.display-youtube-video {
  display: block;
}

.hide-youtube-video {
  display: none;
}

.video-quiz-options {
  background-color: var(--primary-background);
}

/* remove bootstrap margin and center the radio buttons */
.video-quiz-options > label {
  margin: 0;
  align-items: center;
  overflow-x: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--quaternary-background) var(--secondary-background);
}

.video-quiz-options > label::-webkit-scrollbar {
  height: 15px;
}

.video-quiz-options > label::-webkit-scrollbar-track {
  background: var(--secondary-background);
}
.video-quiz-options > label::-webkit-scrollbar-thumb {
  background-color: var(--quaternary-background);
}

.video-quiz-option-label {
  padding: 20px;
  cursor: pointer;
  display: flex;
  font-weight: normal;
  border-left: 4px solid var(--tertiary-background);
  border-right: 4px solid var(--tertiary-background);
  border-top: 2px solid var(--tertiary-background);
  border-bottom: 2px solid var(--tertiary-background);
}

.video-quiz-option-label:first-child {
  border-top: 4px solid var(--tertiary-background);
}

.video-quiz-option-label:last-child {
  border-bottom: 4px solid var(--tertiary-background);
}

.video-quiz-input-hidden {
  position: absolute;
  left: -9999px;
}

.video-quiz-input-visible {
  margin-inline-end: 15px;
  position: relative;
  top: 2px;
  display: inline-block;
  min-width: 20px;
  min-height: 20px;
  max-width: 20px;
  max-height: 20px;
  border-radius: 50%;
  background-color: var(--secondary-background);
  border: 2px solid var(--primary-color);
}

.video-quiz-selected-input {
  width: 10px;
  height: 10px;
  position: absolute;
  top: 50%;
  left: 50%;
  background-color: var(--primary-color);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

/* remove bootstrap properties */
.video-quiz-option > p {
  margin: 0;
}

/* remove bootstrap properties */
.video-quiz-option > pre {
  padding: 0;
  margin: 0;
  /* remove default prism background */
  background: none;
}
