Use javascript to change the color of the TEXTAREA scroll bar and button, and how to make the scroll bar flat_Form special effects

Please tell me how to change the color of the TEXTAREA scroll bar and button, and how to make the scroll bar flat instead of protruding
Thank you, there are not many points left, sorry
1st floor
SCROLLBAR-HIGHLIGHT-COLOR: #e7dbbd; <br> SCROLLBAR-SHADOW-COLOR: #d9c69f; <br> SCROLLBAR-3DLIGHT-COLOR: #99cc99; <br> SCROLLBAR- ARROW-COLOR: #ffffff; rows=4> <br> fghdfgsertdfgdj <br> g;werosdfyhdfg <br>ertgdfgsdfw <br> dtyftghdfgowu <br> ertty<br> <br> Available under XP. No way under 2000 🎜>2nd Floor<br>The above code requires IE5.5 Above 3rd floor
For example:


scrollbar-3d-light-color The color of the bright edge of the three-dimensional scroll bar
scrollbar-arrow-color The color of the upper and lower triangle arrows scrollbar-base-color The basic color of the scroll bar scrollbar-dark-shadow-color The color of the strong shadow of the three-dimensional scroll bar
scrollbar-face-color The color of the protruding part of the three-dimensional scroll bar
scrollbar- highlight-color The color of the blank part of the scroll bar
scrollbar-shadow-color The color of the shadow of the three-dimensional scroll bar