I want to design a website,please help me , what all techniques should i practice to make a efficient web site ?

Web designing is the process of making website layout which should be an effective and catchy. Sometimes we do small mistakes in designing like poor navigation,wrong spellings,theme color selection etc so by doing these we can not achieve target website and target visitors on site so make sure that your designing should be catchy and user-friendly to get more traffic to your site.