finish register special

resources/sass/setup/_colors.scss

@@ -17,7 +17,8 @@ $light: #D6CE15;
 $primary: $mediumDark;
 $secondary: #000;
 $interactive: #000;
-$error: #000;
+$success: green;
+$error: red;
 $disabled: #000;
 
 $font: $black;

resources/sass/setup/_positions.scss

@@ -29,7 +29,7 @@ $base: 1rem;
 
 .flex-center {
     display: flex;
-    align-items: center;
+    justify-content: center;
 }
 
 .flex-end {
@@ -56,7 +56,7 @@ $base: 1rem;
     padding-right: auto;
 }
 
-@for $i from 1 through 5 {
+@for $i from 0 through 5 {
     .m-#{$i} {
         margin: $i * $base;
     }

resources/sass/setup/_reset.scss

@@ -4,10 +4,12 @@ body {
     margin: 0;
 }
 
-div,
-input,
-nav,
-aside {
+* {
     box-sizing: border-box;
 }
 
+@for $i from 1 through 6 {
+    h#{$i} {
+        margin: 0;
+    }
+}