.dnd_game {
  display: block;
  text-align: center;
  width: 100%;
  height: 100%;
}

#questions {
  width: 100%;
  position: relative;
}

.background {
  width: 100%;
  height: 100%;
}

#answers {
  position: relative;
  margin: auto;
}

.answer {
  display: inline-block;
  text-align: center;
  margin: auto;
  font-size: 16px;
  background-color: white;
  border-radius: 5px;
  z-index: 2;
  padding: 0.2rem;
  margin: 0.5rem;
  width: 8.5rem;
  height: 2rem;

  cursor: default;

  -webkit-box-shadow: 2px 2px 10px 1px rgba(0,0,0,0.77);
  -moz-box-shadow: 2px 2px 10px 1px rgba(0,0,0,0.77);
  box-shadow: 2px 2px 10px 1px rgba(0,0,0,0.77);

  -webkit-touch-callout: none; /* iOS Safari */
  -webkit-user-select: none; /* Safari */
   -khtml-user-select: none; /* Konqueror HTML */
     -moz-user-select: none; /* Old versions of Firefox */
      -ms-user-select: none; /* Internet Explorer/Edge */
          user-select: none;
}

.answer.paired {
  border: 2px solid lightblue;
}

.answer.valid {
  border: 2px solid lightgreen;
}

.answer.invalid {
  border: 2px solid red;
}

.answer.hovering {
  cursor: pointer;
}

.question_img {
  height: 10em;
}

.question_dropzone {
  position: absolute;
  height: 1.5em;
  width: 6em;
  z-index: 1;
  transform: translate(-50%, -65%);
}

.question_dropzone:hover {
  background-color: rgba(230, 225, 200, 0.4);
}

.bordered {
  border: 2px dotted #d27c14;
}

.highlighted {
  -webkit-box-shadow: 2px 2px 10px 1px rgba(180, 165, 80, 0.5);
  -moz-box-shadow: 2px 2px 10px 1px rgba(180, 165, 80, 0.5);
  box-shadow: 2px 2px 10px 1px rgba(180, 165, 80, 0.5);
}

.check_button {
  position: relative;
  margin: 0.5em;
  z-index: 3;
}