@charset "UTF-8";
@import url(reset.css);
/*多行注释*/
.box {
  width: 500px;
  height: 500px;
  border: 2px solid #f00;
}

.box h1 {
  color: purple;
}

.box h1 span {
  color: red !important;
  font-size: 15px;
}

.box ul li {
  color: plum;
}

.box ul li:hover {
  color: red !important;
}