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Image Result For Bg Powerpoint White Formal Plantillas De Fondo De Powerpoint Plantillas Para Tarjetas De Presentacion Fondos Para Diapositivas Elegantes Thousands of new background images added every day.
1366x768 - The background shorthand css property sets all background style properties at once, such as color, image, origin and size, or repeat method.
Original Resolution: 1366x768
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300x200 - Plus you can specify its position, whether it should repeat across the page, how it.
Original Resolution: 300x200
25 Free Simple Powerpoint Templates Ppt Background Slides How to interpret this formal syntax provided on the mdn.