img {
  border-style: none !important;
  box-shadow: none !important;
}

div.slide-background.present {
    background-position: center;
    background-size: contain;
    background-repeat: no-repeat;
}

html {
  background-color: #fff !important;
}

html:-webkit-full-screen-ancestor {
  background-color: inherit; }

html:-moz-full-screen-ancestor {
  background-color: inherit; }

img[src*="#align-hack"] {
  vertical-align: middle;
  padding-left: 10px;
}

.fragment.dn {
  display: none !important;
}

.fragment.dn.visible {
  display: inline !important;
}