.minna_chuyenmuc{
	  display: inline-block;
	  font-size: 17px;
	  background: red;
	  cursor: pointer;
	  color: #fff;
	  padding: 5px 5px 3px;
	  margin-right: 5px;
	  border-radius: 5px;
	  line-height: 1.2;
	  text-transform: uppercase; 
}
	.minna_chuyenmuc:hover{
		background: green;
	}
	.chon{
	  background: blue;
}