1.typroa自定义css样式实现标题自动排序

在 Typora 英文界面中;

点 File -> Preference... -> Open Theme Folder 打开个文件夹

Typora 中文界面 点文件->偏好设置-> 打开主题文件夹

（如：C:\Users\Administrator\AppData\Roaming\Typora\themes）

新建一个base.user.css 的文件；内容见下，然后重启 Typora 即可。

/** initialize css counter */
#write {
    counter-reset: h1
}

h1 {
    counter-reset: h2
}

h2 {
    counter-reset: h3
}

h3 {
    counter-reset: h4
}

h4 {
    counter-reset: h5
}

h5 {
    counter-reset: h6
}

/** put counter result into headings */
/* #write h1:before {
    counter-increment: h1;
    content: counter(h1) ". "
} */

#write h2:before {
    counter-increment: h2;
    content: counter(h2)"."
}

#write h3:before,
h3.md-focus.md-heading:before /** override the default style for focused headings */ {
    counter-increment: h3;
    content: counter(h1)"."counter(h2)"."counter(h3)"."
}

#write h4:before,
h4.md-focus.md-heading:before {
    counter-increment: h4;
    content: counter(h1)"."counter(h2)"."counter(h3)"."counter(h4)"."
}

#write h5:before,
h5.md-focus.md-heading:before {
    counter-increment: h5;
    content: counter(h1)"."counter(h2)"."counter(h3)"."counter(h4)"."counter(h5)"."
}

#write h6:before,
h6.md-focus.md-heading:before {
    counter-increment: h6;
    content: counter(h1)"."counter(h2)"."counter(h3)"."counter(h4)"."counter(h5)"."counter(h6)"."
}

/** override the default style for focused headings */
#write>h3.md-focus:before,
#write>h4.md-focus:before,
#write>h5.md-focus:before,
#write>h6.md-focus:before,
h3.md-focus:before,
h4.md-focus:before,
h5.md-focus:before,
h6.md-focus:before {
    color: inherit;
    border: inherit;
    border-radius: inherit;
    position: inherit;
    left:initial;
    float: none;
    top:initial;
    font-size: inherit;
    padding-left: inherit;
    padding-right: inherit;
    vertical-align: inherit;
    font-weight: inherit;
    line-height: inherit;
}