Remove unused background color

Author: linkdotnet

src/LinkDotNet.Blog.Web/Features/Components/ShortBlogPost.razor.css

@@ -3,7 +3,6 @@
     flex-direction: column;
     box-shadow: 0 3px 7px -1px rgba(0, 0, 0, 0.1);
     margin: 1rem auto 1.6%;
-    background: #ccc;
     line-height: 1.4;
     border-radius: 5px;
     overflow: hidden;