CSS Sprite GeneratorWhat are CSS Sprites CSS sprites are a way to reduce the number of HTTP requests made for image resources referenced by your site. Images are combined into one larger image at defined X and Y coorindates. Having assigned this generated image to relevant page elements the background-position CSS property can then be used to shift the visible area to the required component image. This technique can
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CSS Spriteを活用しよう - DesignWalker
