CSS border-bottom Property
CSS | border-bottom-width Property - GeeksforGeeks
html - Text border-bottom issue - Stack Overflow
border-bottom CSSプロパティで下側の境界線のスタイルを指定する
border-bottom-left-radius - CSS: Cascading Style Sheets | MDN
html - How to create a double bottom border in CSS - Stack Overflow
css - Menu list items: Full width (border-bottom)? - Stack Overflow
javascript - How to make to border-bottom line longer with CSS - Stack Overflow
HTML Ref » Reference » Appendix B » border properties
CSS border-bottom Property - GeeksforGeeks
CSS Border Bottom: Ultimate Guide to Defining the Bottom Border
CSS border-bottom Property
Border sides in CSS
CSS border-bottom-style Property
CSS Border – Style and HTML Code Examples
Bootstrap Border | o7planning.org
border-radius and -moz-border-radius < CSS | The Art of Web
Box model
![Photon] Remove border-bottom from the last child of accordions · Issue #3720 · firefox-devtools/debugger · GitHub](https://user-images.githubusercontent.com/1190888/29477082-aa3e8036-841b-11e7-9db9-76c85f1b93a5.png "Photon] Remove border-bottom from the last child of accordions · Issue #3720 · firefox-devtools/debugger · GitHub")
Photon] Remove border-bottom from the last child of accordions · Issue #3720 · firefox-devtools/debugger · GitHub
border-bottom-style | Codrops
Navigation bar with border bottom hover | HTML and CSS - YouTube
