feat(select): Fix readme.

packages/mdc-select/README.md

@@ -271,21 +271,21 @@ It is advised that dividers also set `role="presentation"` to disable selection
 
 ### Sass Mixins
 
-To customize the colors of any part of the select, use the following mixins. We recommend you apply 
-these mixins within CSS selectors like `.foo-select:not(.mdc-select--open)` to select your unfocused selects, 
-and `.foo-select.mdc-select--open` to select your focused selects.
+To customize the colors of any part of the select, use the following mixins. We recommend you use 
+these mixins within CSS selectors like `.foo-select` to apply styling. 
 
 Mixin | Description
 --- | ---
-`mdc-select-ink-color($color)` | Customizes the text entered into the select. 
->_NOTE_: This style applies to the css only version.
-`mdc-select-fill-color($color)` | Customizes the backgrond color of the select. 
+`mdc-select-ink-color($color)` | Customizes the text entered into the select.* 
+`mdc-select-fill-color($color)` | Customizes the background color of the select. 
 `mdc-select-label-color($color)` | Customizes the label color of the select in the unfocused state. 
 `mdc-select-focused-label-color($color, $opacity: 0.87)` | Customizes the label color of the select when focused. Changing opacity for the label when floating is optional.
 `mdc-select-bottom-line-color($color)` | Customizes the color of the default bottom line of the select.
 `mdc-select-focused-bottom-line-color($color)` | Customizes the color of the bottom line of the select when focused.
 `mdc-select-selected-text-color($color)` | Customizes the color of the option that has been selected. 
 
+>_NOTE_: * - This style applies to the css only version.
+
 ### MDC Select Component API
 
 The MDC Select component API is modeled after a subset of the `HTMLSelectElement` functionality, and