Integrate the Quick Announcement Bar to Supply Theme with placeholder option 

1. Select the last option under the "position" settings in the bar configuration in the App, and save the change
2. Please check if you have a file named "header.liquid" under the "Section" folder:
If there is, then please copy and paste this line <div id="qab_placeholder"></div> at the top of header.liquid file
If there is not, please find <header class="site-header" role="banner"> in the theme.liquid file. Then, copy and paste this line <div id="qab_placeholder"></div> above it in a new line.

3. Click Save
4. Open the timber.scss.liquid file, copy and paste the following code at the bottom of the file
#qab_background{
z-index: 900 !important;
}
5.Click Save


NOTE: Do NOT forget to select the last option under the "position" settings in the bar configuration in the App, and save the change