* {
  box-sizing: border-box;
}

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

body {
  overflow: hidden;
  height: 100%;
  overscroll-behavior-y: none;
  margin: 0;
}
#snackbar {
  visibility: hidden;
  min-width: 250px;
  margin-left: -125px;
  background-color: #333;
  color: #fff;
  text-align: center;
  border-radius: 2px;
  padding: 16px;
  position: fixed;
  z-index: 1;
  left: 50%;
  bottom: 30px;
}

#snackbar.show {
  visibility: visible;
  -webkit-animation: fadein 0.5s;
  animation: fadein 0.5s;
}
@-webkit-keyframes fadein {
  from {
    bottom: 0;
    opacity: 0;
  }
  to {
    bottom: 30px;
    opacity: 1;
  }
}

@keyframes fadein {
  from {
    bottom: 0;
    opacity: 0;
  }
  to {
    bottom: 30px;
    opacity: 1;
  }
}

#addPwaBtn {
  position: absolute;
  bottom: 10px;
  left: 50%;
  background: #1a1a1a;
  color: yellow;
  border: 1px solid grey;
  border-radius: 3px;
  padding: 10px;
}