Common setting buttons or scroll bar CSS styles and general font CSS settings

Common CSS styles
A custom CSS class can be referenced on HTML tags.
Solid line: solid dotted line: dashed custom CSS class: ummad

. Ummad {
Border: 1px solid #003366;
}
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Set the style of the input tag in a unified manner (not recommended)

. Input {
Border: 1px solid #003366;
}
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Set the scroll bar style: Put it behind the head.
<Style>
Body {}{
SCROLLBAR-FACE-COLOR: # 0066ff;
SCROLLBAR-HIGHLIGHT-COLOR: # 0066ff;
SCROLLBAR-SHADOW-COLOR: # 0066ff;
SCROLLBAR-3DLIGHT-COLOR: # 0066ff;
SCROLLBAR-ARROW-COLOR: #000000;
SCROLLBAR-TRACK-COLOR: #999999;
SCROLLBAR-DARKSHADOW-COLOR: # 0066ff;
}
</Style>

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Uniform HTML text font definition:

Body, TD, Th {
Font-size: 12px;
}