android - Html line(horizontal rule) is not supporting in Android Gmail client

Question

This is a sample image of compose message box of Android Gmail client , here I have to insert a line (Html line with the help of Hr tag or table) at position (Red mark between that two statements) with the custom html message , I try a lot with different ways but I am not getting any line.

Please share your idea on this problem . Any suggestion over Html support in Android Gmail client will be highly appreciated.

Thanks.

Answer 1

ボーダーの使用を検討できますか？探しhrている効果が境界線で達成できる場合、多くの場合、労力がかかりすぎます。

Answer 2

これを試して：

hr {
height: 1px;
border: 0;
background: #line_color;
display: block;
}

それが役立つことを願っています。