remove dirty tabs

resources/app/stylesheets/app.less

@@ -32,8 +32,8 @@ h1 {
     font-size: 1.5rem;
 
     small {
-	font-weight: normal;
-	font-size: 1.5rem;
+        font-weight: normal;
+        font-size: 1.5rem;
     }
 }
 
@@ -69,10 +69,7 @@ img, svg {
 .grid {
     display: grid;
     grid-template-columns: 20rem auto;
-    grid-template-areas:
-    "header header"
-        "nav main"
-        "footer footer";
+    grid-template-areas: "header header" "nav main" "footer footer";
     margin: auto;
 
     header {
@@ -127,14 +124,14 @@ img, svg {
             }
         }
 
-	svg {
-	    .node {
-		text:nth-of-type(2) {
-		    font-style: italic;
-		    font-size: .8rem;
-		}
-	    }
-	}
+        svg {
+            .node {
+                text:nth-of-type(2) {
+                    font-style: italic;
+                    font-size: .8rem;
+                }
+            }
+        }
     }
 
     aside {
@@ -164,7 +161,7 @@ form {
     }
 
     textarea {
-	height: 10rem;
+        height: 10rem;
     }
 
     label {
@@ -230,9 +227,9 @@ table {
     }
 
     thead {
-	position: sticky;
-	top: 0;
-	background-color: @body-background-color;
+        position: sticky;
+        top: 0;
+        background-color: @body-background-color;
 
         th {
             padding: @text-padding-v @text-padding-h;
@@ -241,9 +238,9 @@ table {
     }
 
     tbody {
-	input[type=submit] {
-	    margin-bottom: 0;
-	}
+        input[type=submit] {
+            margin-bottom: 0;
+        }
 
         tr:hover {
             background-color: @accent-color;