javascript jquery bootstrap git sass html/html5 adaptive design less css/css3 pixel perfect stylus gulp bem flexbox github svg bitbucket cross-browser compatibility avocode webpack pug zeplin figma css/js animation css grid adobe ps

html5 css3 javascript jquery scss bootstrap illustrator git less json responsive design svn bower google maps api jquery ui gulp cross-browser compatibility flexbox grid

test cases regression testing functional testing mobile testing web testing cross-browser compatibility