clean tests & other things

resources/sass/components/_btn.scss

@@ -3,14 +3,17 @@
 .btn {
     font-size: 1.6rem;
     border: 1px solid transparent;
-    padding: 0.5rem;
+    padding: 0.5rem 1rem;
     border-radius: 0.5rem;
     cursor: pointer;
     box-shadow: 1px 1px 2px $grey;
+    text-decoration: none;
     transition: background-color 0.2s, color 0.2s;
 
     &:hover {
         transition: background-color 0.2s, color 0.2s;
+        background-color: $mediumDark;
+        color: $white;
     }
 }
 
@@ -20,20 +23,26 @@
     border-color: $medium;
     color: $white;
 
-    &:hover {
-        background-color: $dark;
-        color: $light;
+    &:visited,
+    &:focus {
+        color: $white;
     }
 }
 
 .btn-secondary {
     @extend .btn;
     background-color: $mediumLight;
-    border-color: $medium;
+    border-color: $mediumLight;
     color: $dark;
+}
+
+.btn-alert {
+    @extend .btn;
+    background-color: $error;
+    border-color: $error;
+    color: $white;
 
     &:hover {
         background-color: $dark;
-        color: $light;
     }
 }