* {
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  height: 100%;
}

body {
  background-image: url("161697.svg");
  background-repeat: no-repeat;
  background-size: contain;
  background-position: center;
  display:flex;
  justify-content: center;
  align-items: center;
  background-color: #ffffff;
}

.quiz_area {
  width:510px;
  height: 810px;
  transform: translate(150px);
}

.title {
  text-align: center;
  font-family: "KoHo", sans-serif;
  font-size: 40px;
}
.question_table {
  display: grid;
  grid-template-columns: 170px 170px 170px;
  right: 200px;
}

.question,
.answer {
  background-color: #f4a259;
  border: 1px solid black;
  border-radius: 30px;
  padding: 20px;
  margin:0px;
  font-size: 30px;
  text-align: center;
  height: 160px;
  width: 160px;
  font-family: "KoHo", sans-serif;
  backface-visibility: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  position: absolute;
  box-shadow: 2px 2px;
}

.card {
  height: 170px;
  width: 170px;
  transition: all 2s ease;
  transform-style: preserve-3d;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.card:hover {
  transform: rotateY(180deg);
}
.answer {
  transform: rotateY(180deg);
  background: linear-gradient(#17bebb, #58a4b0);
}