Almost all modern serif fonts have true italic designs. True italic styles are traditionally somewhat narrower than roman fonts. Among the freely available TrueType fonts that include this range are Junicode and FreeMono. This was true of many early sans-serif fonts. Workarounds, such as using bitmap fonts, do exist. A variety of Unicode fonts are in use for Devanagari. The graphic system has a layer named Presentation Manager that manages windows, fonts, and icons. Unicode 7.0 added approximately 250 emoji, many from the Webdings and Wingdings fonts. Monotype was under contract to supply bitmap fonts for both printers. Some ASCII artists have produced art for display in proportional fonts. Version 3.2 included support for PostScript-based OpenType fonts. Unicode is a computing industry standard for the handling of fonts and symbols. A number of Unicode-compliant Burmese fonts exist. Optical character recognition has better accuracy with monospaced fonts. In metal typesetting some fonts have default increased or decreased leading.