<link href="main.css" rel="stylesheet"> <head>
<link rel="stylesheet" type="text/css" href="theme.css">
</head>
<link rel="stylesheet" type="text/css" href="<?php echo CHEMIN_VUES?>css/style.css"><head>
<link rel="stylesheet" type="text/css" href="theme.css">
</head>
/*a normal, unvisited link*/
a:link{
color: green;
}
/*a link the user has visited*/
a:visited{
color: purple;
}
/*a link when the user mouses over it*/
a:hover{
color: yellow;
}
/*a link the moment it is clicked*/
a:active{
color: brown;
} <link rel="stylesheet" href="PathToYourFile.css">