html {
  font-size: 16px;
}

*,
body {
  margin: 0;
  padding: 0;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
}

body {
  font-family: 'Roboto', sans-serif;
  font-weight: 400;
  width: 100vw;
  height: 100vh;
  overflow: hidden;
}

#bckgrnd {
  width: 100%;
  height: 100%;
  opacity: 0.9;
  -o-object-position: 20% 100%;
     object-position: 20% 100%;
  -o-object-fit: cover;
     object-fit: cover;
}

.score {
  width: 100px;
  height: 50px;
  background-color: white;
  border: 2px solid black;
  border-radius: 10px;
  position: fixed;
  top: 60px;
  right: 30px;
  z-index: 1;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  text-align: center;
}

.score p {
  font-weight: 900;
}

.highscore {
  top: 120px;
  right: 30px;
  z-index: 1;
}

#lost-gifts {
  position: fixed;
  top: 20px;
  right: 31px;
  z-index: 2;
}

#lost-gifts img {
  width: 35px;
}

#lost-gifts img.img-none {
  display: none;
}

.gift {
  width: 50px;
  height: 50px;
  position: absolute;
  left: 0;
}

@media (min-width: 1280px) {
  .gift {
    width: 70px;
    height: 70px;
  }
}

.gift img {
  width: 50px;
  height: 50px;
}

@media (min-width: 1280px) {
  .gift img {
    width: 70px;
    height: 70px;
  }
}

.cat {
  width: 70px;
  height: 70px;
  position: absolute;
  left: 0;
}

@media (min-width: 1280px) {
  .cat {
    width: 100px;
    height: 100px;
  }
}

.cat img {
  width: 70px;
  height: 70px;
}

@media (min-width: 1280px) {
  .cat img {
    width: 100px;
    height: 100px;
  }
}

#start-game,
#game-over {
  position: absolute;
  top: 50vh;
  left: 50vw;
  -webkit-transform: translate(-50%, -50%);
          transform: translate(-50%, -50%);
  z-index: 5;
  font-size: 2.5rem;
  background: #666666;
  color: white;
  width: 300px;
  padding: 2rem;
  text-align: center;
  margin: 0 auto;
  border-radius: 1rem;
}

#game-over {
  background: #666666;
}

.hide {
  display: none;
}