body {
    margin: 0;
    padding: 0;
}

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

#bell {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    top: 0;
    overflow: hidden;
    z-index: 0;
    cursor: pointer;
}

#bell img {
    display: block;
    height: 100%;
    margin-left: auto;
    margin-right: auto;
}

img {
    border: 0;
    -ms-interpolation-mode: bicubic;
    vertical-align: middle;
}

.hidden {
    display: none !important;
    visibility: hidden;
}

#donate {
  position: absolute;
  left: 20px;
  top: 20px;
  z-index: 5000;
}

#shop {
  position: absolute;
  right: 20px;
  bottom: 20px;
  z-index: 5000;
}

h1 {
  margin: 20px;
  font-family: sans-serif;
}

.flip-vertical {
  -moz-transform: scaleY(-1);
  -webkit-transform: scaleY(-1);
  -o-transform: scaleY(-1);
  transform: scaleY(-1);
  -ms-filter: flipv; /*IE*/
  filter: flipv; /*IE*/
}