game.scss

@import 'normalize';

@font-face {
  font-family: flappyBirdy;
  src: url('./assets/FlappyBirdy.ttf');
}

body {
  font-family: flappyBirdy;
  font-size: 3rem;
  color: #fc7858;
  text-transform: uppercase;
  touch-action: manipulation;
  margin: 0;
  line-height: 100%;
  padding: 0;
}

.wrapper {
  position: fixed;
  top: 0;
  bottom: 0;
  user-select: none;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100%;
  background: #20222c;
  width: 100%;
  @media screen and (min-width: 600px) {
    position: relative;
    min-height: 100vh;
  }
}

.game {
  position: relative;
  height: 100%;
  display: flex;
  flex-direction: column;
  width: 100%;
  border-radius: 0.3rem;
  box-shadow: 0px 0px 50px rgba(0, 0, 0, 0.7);
  overflow: hidden;
  @media screen and (min-width: 600px) {
    height: 612px;
    width: 388px;
  }
}

.container {
  flex-grow: 1;
  background: url('./assets/background-day.png');
  background-size: cover;
  position: relative;
  display: flex;
  overflow: hidden;
  width: 100%;
  @media screen and (min-width: 600px) {
    flex-grow: 0;
    height: 100%;
  }
}

.base {
  height: 112px;
  flex-shrink: 0;
  width: 100%;
  will-change: background-position;
  background: url('./assets/base.png');
  animation: base 1.8s infinite linear;
  z-index: 2;
}

@keyframes play {
  100% {
    background-position: -150px;
  }
}

@keyframes base {
  100% {
    background-position: -336px;
  }
}