small fixes.

Author: alesanchezr

exercises/04.1-Combined-Rules/styles.css

@@ -1,12 +1,12 @@
-.what {
+.myBox {
 width: 50px;
 height: 50px;
 padding-top: 10px;
 padding-left: 30px;
 padding-right: 190px;
 padding-bottom: 50px;
-/* padding: 10px 30px 50px 190px; */
-background: rgb(189, 189, 189);
+
+ background: rgb(189, 189, 189);
 background-image: url(https://assets.breatheco.de/apis/img/funny/baby.jpg);
 background-position-x: 100px;
 background-repeat: no-repeat;

exercises/04.3-id-Selector/README.es.md

@@ -1,4 +1,4 @@
-# `04` Selector de clase
+# `04.3` Selector de ID
 
 También puedes seleccionar un elemento por su `#id` y aplicarle estilos.
 

exercises/04.3-id-Selector/README.md

@@ -1,4 +1,4 @@
-# `04` Class Selector
+# `04.3` The ID CSS Selector
 
 You can also select an element by `#id` and apply stiles to it.