前言
本文主要介绍 $\LaTeX$，$\text{MathJax}$ 语法的字体美化，包括 字体种类，字体大小，字体特效，字体颜色 等。
字体种类设置
统一表示方法：\字体种类{文本}
| 字体种类 | 表示方法 | 预览 |
|---|---|---|
| 默认字体 | ABCDEFGHIJKLMNOPQRSTUVWXYZ | $ABCDEFGHIJKLMNOPQRSTUVWXYZ$ |
abcdefghijklmnopqrstuvwxyz | $abcdefghijklmnopqrstuvwxyz$ | |
| 数学斜体 | \mit{ABCDEFGHIJKLMNOPQRSTUVWXYZ} | $\mit{ABCDEFGHIJKLMNOPQRSTUVWXYZ}$ |
\mit{abcdefghijklmnopqrstuvwxyz} | $\mit{abcdefghijklmnopqrstuvwxyz}$ | |
| 意大利体 | \it{ABCDEFGHIJKLMNOPQRSTUVWXYZ} | $\it{ABCDEFGHIJKLMNOPQRSTUVWXYZ}$ |
\it{abcdefghijklmnopqrstuvwxyz} | $\it{abcdefghijklmnopqrstuvwxyz}$ | |
| 罗马体 | \rm{ABCDEFGHIJKLMNOPQRSTUVWXYZ} | $\rm{ABCDEFGHIJKLMNOPQRSTUVWXYZ}$ |
\rm{abcdefghijklmnopqrstuvwxyz} | $\rm{abcdefghijklmnopqrstuvwxyz}$ | |
| 花体 | \cal{ABCDEFGHIJKLMNOPQRSTUVWXYZ} | $\cal{ABCDEFGHIJKLMNOPQRSTUVWXYZ}$ |
\cal{abcdefghijklmnopqrstuvwxyz} | $\cal{abcdefghijklmnopqrstuvwxyz}$ | |
| 打字机体 | \tt{ABCDEFGHIJKLMNOPQRSTUVWXYZ} | $\tt{ABCDEFGHIJKLMNOPQRSTUVWXYZ}$ |
\tt{abcdefghijklmnopqrstuvwxyz} | $\tt{abcdefghijklmnopqrstuvwxyz}$ | |
| 粗体 | \bf{ABCDEFGHIJKLMNOPQRSTUVWXYZ} | $\bf{ABCDEFGHIJKLMNOPQRSTUVWXYZ}$ |
\bf{abcdefghijklmnopqrstuvwxyz} | $\bf{abcdefghijklmnopqrstuvwxyz}$ | |
| 黑板粗体 | \Bbb{ABCDEFGHIJKLMNOPQRSTUVWXYZ} | $\Bbb{ABCDEFGHIJKLMNOPQRSTUVWXYZ}$ |
\Bbb{abcdefghijklmnopqrstuvwxyz} | $\Bbb{abcdefghijklmnopqrstuvwxyz}$ | |
| 等线体 | \sf{ABCDEFGHIJKLMNOPQRSTUVWXYZ} | $\sf{ABCDEFGHIJKLMNOPQRSTUVWXYZ}$ |
\sf{abcdefghijklmnopqrstuvwxyz} | $\sf{abcdefghijklmnopqrstuvwxyz}$ | |
| 旧德式体 | \frak{ABCDEFGHIJKLMNOPQRSTUVWXYZ} | $\frak{ABCDEFGHIJKLMNOPQRSTUVWXYZ}$ |
\frak{abcdefghijklmnopqrstuvwxyz} | $\frak{abcdefghijklmnopqrstuvwxyz}$ | |
| 手写体 | \scr{ABCDEFGHIJKLMNOPQRSTUVWXYZ} | $\scr{ABCDEFGHIJKLMNOPQRSTUVWXYZ}$ |
\scr{abcdefghijklmnopqrstuvwxyz} | $\scr{abcdefghijklmnopqrstuvwxyz}$ |
字体大小设置
统一表示方法：\字体大小{文本}
| 字体大小 | 字宽(pt) | 表示方法 | 预览 |
|---|---|---|---|
| 小初 | $36$ pts | \Huge{小初字体(36pts)} | $\Huge{小初字体(36pts)}$ |
| 一号 | $27.5$ pts | \huge{一号字体(27.5pts)} | $\huge{一号字体(27.5pts)}$ |
| 二号 | $21$ pts | \LARGE{二号字体(21pts)} | $\LARGE{二号字体(21pts)}$ |
| 三号 | $15.75$ pts | \Large{三号字体(15.75pts)} | $\Large{三号字体(15.75pts)}$ |
| 四号 | $13.75$ pts | \large{四号字体(13.75pts)} | $\large{四号字体(13.75pts)}$ |
| 小四 | $12$ pts | \normalsize{小四字体(12pts)} | $\normalsize{小四字体(12pts)}$ |
| 默认 | $12$ pts | 默认字体(12pts) | $默认字体(12pts)$ |
| 五号 | $10.5$ pts | \small{五号字体(10.5pts)} | $\small{五号字体(10.5pts)}$ |
| 六号 | $7.875$ pts | \scriptsize{六号字体(7.875pts)} | $\scriptsize{六号字体(7.875pts)}$ |
| 七号 | $5.25$ pts | \tiny{七号字体(5.25pts)} | $\tiny{七号字体(5.25pts)}$ |
字体特效设置
| 字体特效 | 表示方法 | 预览 |
|---|---|---|
| 加粗 | \bf{加粗} | $\bf{加粗}$ |
| 下划线 | \underline{下划线} | $\underline{下划线}$ |
| 使用前声名删除线 | \require{enclose} | $\require{enclose}$ |
| 删除线 | \enclose{horizontalstrike}{删除线} | $\enclose{horizontalstrike}{删除线}$ |
\enclose{verticalstrike}{删\\除\\线} | $\enclose{verticalstrike}{删\\除\\线}$ | |
\enclose{updiagonalstrike}{删除线} | $\enclose{updiagonalstrike}{删除线}$ | |
\enclose{downdiagonalstrike}{删除线} | $\enclose{downdiagonalstrike}{删除线}$ | |
\enclose{updiagonalstrike,downdiagonalstrike}{删除线} | $\enclose{updiagonalstrike,downdiagonalstrike}{删除线}$ | |
\enclose{horizontalstrike,verticalstrike}{\;\ 删\\删除线\\\;\ 线} | $\enclose{horizontalstrike,verticalstrike}{\; 删\\删除线\\\; 线}$ | |
\enclose{updiagonalstrike,downdiagonalstrike,horizontalstrike,verticalstrike}{删除线} | $\enclose{updiagonalstrike,downdiagonalstrike,horizontalstrike,verticalstrike}{删除线}$ | |
补充：删除线可以多种形式搭配使用 |
字体颜色设置
统一表示方法：\color{颜色}{文本}
| 颜色 | 表示方法 | 预览 |
|---|---|---|
| 黑色(black) | \color{black}{黑色(\text{black})} | $\color{black}{黑色(\text{black})}$ |
| 红色(red) | \color{red}{红色(\text{red})} | $\color{red}{红色(\text{red})}$ |
| 黄色(yellow) | \color{yellow}{黄色(\text{yellow})} | $\color{yellow}{黄色(\text{yellow})}$ |
| 蓝色(blue) | \color{blue}{蓝色(\text{blue})} | $\color{blue}{蓝色(\text{blue})}$ |
| 灰色(grey) | \color{grey}{灰色(\text{grey})} | $\color{grey}{灰色(\text{grey})}$ |
| 白色(white) | \color{white}{白色(\text{white})} | $\color{white}{白色(\text{white})}$ |
| 绿色(green) | \color{green}{绿色(\text{green})} | $\color{green}{绿色(\text{green})}$ |
| 紫色(green) | \color{purple}{紫色(\text{purple})} | $\color{purple}{紫色(\text{purple})}$ |
| 紫红色(maroon) | \color{maroon}{紫红色(\text{maroon})} | $\color{maroon}{紫红色(\text{maroon})}$ |
| 橄榄绿(olive) | \color{olive}{橄榄绿(\text{olive})} | $\color{olive}{橄榄绿(\text{olive})}$ |
| 蓝绿色(teal) | \color{teal}{蓝绿色(\text{teal})} | $\color{teal}{蓝绿色(\text{teal})}$ |
| 银色(silver) | \color{silver}{银色(\text{silver})} | $\color{silver}{银色(\text{silver})}$ |
| 浅绿色(lime) | \color{lime}{浅绿色(\text{lime})} | $\color{lime}{浅绿色(\text{lime})}$ |
| 藏青色(navy) | \color{navy}{藏青色(\text{navy})} | $\color{navy}{藏青色(\text{navy})}$ |