.ahover{
    padding: 10px;
}
.ahover a{
	text-decoration:none;
	color:#1474b5;
    background-repeat:no-repeat;
	background-position:left bottom;
	background-size:0 2px;
	transition:background-size 0.3s;
	background-image:linear-gradient(90deg, #910000, #910000);
}
.ahover a:hover {
	background-size:100% 2px;
}