This is starting to bug me and I\'d either like it turned off or fixed. So Webstorm has a sweet feature in it\'s HTML parser that will attempt to resolve directories in stri
I had this problem on Mac and solved it by changing the directories properties.
Webstorm > Preferences
Project > Directories

In JetBrains WebStrom Goto File-->Settings-->Left Panel Select Project-->Click on Derectories-->Middle Panel Select Resource Root-->add the folders/Directories under your Project for reference or In the Right Panel You Can see +Add Content Root choose the directories and the Apply-->OK
for people using IntelliJ Ultimate:

To make file references to a non-root folder in your project, you'll need to mark that directory as a Resource. To do this, go to Settings > Directories and select your asset root folder from the right-hand panel. Then mark it as Resource Root by clicking the button above the file browser.
From the Jetbrains documentation, a Resource Root enables WebStorm to complete relative paths to resources under the selected folder. This means that you should use Resource Root on a folder that holds all the resources you would like to refer to (e.g. styles, scripts, ...).