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Try CSS font-weight Property Values as: h1, h2, h3, h4, h5, h6 { font-weight:100; }. You can adjust values from 100, 200, 300, 400, 500, 600, 700, ... ... <看更多>

default bold math ( \mathbf } with computer modern fonts uses the font cmbx* which is an extended font. \boldsymbol or bm use the only cm font that is usually ... ... <看更多>