html {
  overflow-y: scroll;
}

body {
  -webkit-text-size-adjust: 100%;
}

ol, ul {
  list-style: none;
}

img {
  vertical-align: top;
  font-size: 0;
  line-height: 0;
}

a {
  outline: 0
}

.clearfix {
  zoom: 1;
}

.clearfix:after {
  content: "";
  display: block;
  clear: both;
}