How to Create Multiple Borders in CSS3 - SitePoint
Creating a thick-to-slim border/box-shadow in css - Stack Overflow
CSS box shadow around a custom shape? - Stack Overflow
How to make shadow on border-bottom? - Stack Overflow
CSS | Juixe Techknow
Box Shadow Effect For Card UI - csshint - A designer hub
Material Design Box Shadows
box-shadowを使うときの注意点 | Unformed Building
How do I eliminate a gap between a box-shadow and a div background when using partially transparent rgba() values - Stack Overflow
CSS3: spread value and box-shadow on one side only :: Fleeting Epiphanies
CSS3 Box Shadow, only top/right/bottom/left and all · GitHub
box-shadow Tutoriales En Linea
Using box-shadow to construct a border | Codementor
Box Shadow CSS | Border Shadow CSS - Drill SEO
サンプルあり】box-shadow ジェネレーター | Front-end Tools - 初心者でもコピペで簡単に作れる！高機能で直感的な HTML/ CSS ジェネレーター！
CSSで美しいシャドウをつけるbox-shadowの古い書き方とこれからの書き方 | コリス
Comparison of CSS Shadow Effect: drop-Shadow and box-Shadow | Develop Paper
BOX SHADOW CSS ✓ effects div html tutorial español (⚡️ ☄️ sombra en div html5, css3) - YouTube
How to create 'soft' border shadows in Writer ? - English - Ask LibreOffice
CSSの小ネタ: 画像に枠線をつける際、borderよりもbox-shadowの方がより美しく実装できる | コリス
A Close Look at CSS Box Shadow - WebFX
The box-shadow Property
CSS box-shadow Property
CSS3でボックス要素や画像にオシャレな影を付ける方法「box-shadow」
12 Creative Effects Created using CSS3 Box Shadows - CSS Reset
CSS Box-shadow: There Is Something in the Shadow - DEV Community
CSS3 rounded responsive drop shadows & glows - Web design company Romania
