Magento 2.x some css and js not working in custom theme(theme-fallback not working accurately) · Issue #8265 · magento/magento2 · GitHub
![Fix error for styling compliation after update to Magento 2.2.6 · Issue #4 · magespecialist/m2-MSP_Security_Suite_Common · GitHub Fix error for styling compliation after update to Magento 2.2.6 · Issue #4 · magespecialist/m2-MSP_Security_Suite_Common · GitHub](https://user-images.githubusercontent.com/4930295/46150803-15a71100-c276-11e8-8e28-1bce1c01f93f.png)
Fix error for styling compliation after update to Magento 2.2.6 · Issue #4 · magespecialist/m2-MSP_Security_Suite_Common · GitHub
![How to customize css / xml / phtml / js files in Magento 2 - examples [ Tutorial ] – WeltPixel Support Center How to customize css / xml / phtml / js files in Magento 2 - examples [ Tutorial ] – WeltPixel Support Center](https://support.weltpixel.com/hc/article_attachments/360001002993/customtheme.png)