.title{
	color:#333;line-height: 2;
}
.title a{
	background:linear-gradient(to right, #f40 ,#f40) no-repeat;
	background-size: 0 2px;
	background-position: right bottom;
	transition:background-size 1s;
}
.title:hover a{
	background-size: 100% 2px;
	background-position: left bottom;
}