.display-block {
  display: block;
}
.display-inline {
  display: inline-block;
  *display: inline;
  *zoom: 1;
}
/**常用于span元素在与combo并列时**/
.vertical-super {
  vertical-align: super;
}
.vertical-top {
  vertical-align: top;
}
.horizon-center {
  text-align: center;
}
.horizon-left {
  text-align: left;
}