css arrow

by bhupendra negi

HTML

<div></div>

CSS

div {
  border: 1px solid #000;
  border-width: 0 0 2px 2px;
  width: 10px;
  height: 10px;
  line-height: 0;
  font-size: 0;
  -webkit-transform: rotate(-45deg);
  -ms-transform: rotate(-45deg);
  -o-transform: rotate(-45deg);
  transform: rotate(-45deg);
}
div:first-child {
  margin-bottom: 25px;
  -webkit-transform: rotate(135deg);
  -ms-transform: rotate(135deg);
  -o-transform: rotate(135deg);
  transform: rotate(135deg);
}