Before designing your blog, do good research by visiting some popular blogs and plan a suitable design matching your Blogging Style. For example if you are a travel blogger, then design your blog to match the travel ambiance. If you are new to blogging then it's advisable to start with the layout and theme available in Blogger and WordPress platforms. There are well designed layout and themes available in this platforms to suit your blogging style. Keep in mind, its your idea and interest to make the blog look good.
In blogger platform there is a option to customize blog themes,where you can select font, color,background texture, images..so on. For more suggestions, send us your request to cater information.