Add delete button on docs

style/_page_course.scss

@@ -12,24 +12,12 @@
 		}
 	
 		#doc_list {
-			background: $gray-400;
-			border-radius: 0.5em;
 			height: calc(100% - 41.35px);
 			width: 100%;
 			overflow: auto;
 			
-			a.item {
-				display: block;
-				padding: 0.5em 1em;
-				width: 100%;
-				
-				i.fal {
-					margin-right: 0.5em;
-				}
-				
-				&:first-child {
-					padding-top: 1em;
-				}
+			.btn {
+				margin-bottom: 1em;
 			}
 		}
 	}
@@ -59,8 +47,8 @@
 		#notes {
 			width: 100%;
 			height: calc(100% - 43.35px);
-			background: $gray-400;
-			border-radius: 0.5em;
+			border: 2px solid $gray-400;
+			@include catc-round(0.5em);
 		}
 	}
 }