@import url('https://fonts.googleapis.com/css2?family=Roboto&display=swap');

:root {
  --jeopardy-blue: #060ce9;
  --font-color-main: #fff;
}
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: 'Roboto', sans-serif;
}

body {
  display: flex;
  justify-content: center;
  align-content: center;
  height: 100dvh;
  background: rgb(69, 67, 67);
  background: radial-gradient(
    circle,
    rgba(69, 67, 67, 1) 0%,
    rgba(0, 0, 0, 1) 100%
  );
}

.card {
  position: relative;
  perspective: 1000px;
  background-color: var(--jeopardy-blue);
  border-radius: 20px;
  border: none;
  align-self: center;
  width: 700px;
  height: 60dvh;
  transform-style: preserve-3d;
  transition: 0.5s;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.5);
}

.card:hover {
  transform: rotateY(180deg);
}

.card .side {
  width: 100%;
  height: 100%;
  position: absolute;
  backface-visibility: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 30px;
  text-align: center;
  color: var(--font-color-main);
}

.card .back {
  transform: rotateY(180deg);
}