.center {
  margin-left: auto;
  margin-right: auto;
}
.center-align {
  text-align: center;
}
.right-align {
  text-align: right;
}
.left-align {
  text-align: left;
}
.right-float {
  float: right;
}
.left-float {
  float: left;
}
.spacer {
  clear: both;
}
.valign-img {
  line-height: 1em;
}
.valign-img IMG {
  vertical-align: middle;
}