HI,
same directory as all others css.
here is the declaration for path
define('CSSPATH', get_template_directory_uri() . "/css/");
and
function load_js_scripts() {
if ( !is_admin() ) {// CSS
wp_enqueue_style('general-styles', CSSPATH . 'style.css');
wp_enqueue_style('superfish', CSSPATH . 'superfish.css');
wp_enqueue_style('tweet', CSSPATH . 'jquery.tweet.css');
wp_enqueue_style('flexslider', CSSPATH . 'flexslider.css');
wp_enqueue_style('lofslider', CSSPATH . 'lof-slider.css');
wp_enqueue_style('tip-twitter', JSPATH . 'poshytip-1.1/src/tip-twitter/tip-twitter.css');
wp_enqueue_style('tip-twitter-yellow', JSPATH . 'poshytip-1.1/src/tip-yellowsimple/tip-yellowsimple.css');
wp_enqueue_style('prettyPhoto', JSPATH . 'prettyPhoto/css/prettyPhoto.css');
wp_enqueue_style('skin', CSSPATH . 'skin.css');
wp_enqueue_style('lessframework', CSSPATH . 'lessframework.css');
//code mine
if ( is_rtl() ) {
wp_enqueue_style('rtl', CSSPATH . 'rtl.css');
}
}