How to download and setup coolcss
Open terminal and run command
                                            git clone https://github.com/peruvianidol/coolcss.git
                                        
                                        git clone is used to create a copy or clone of coolcss repositories.
                                        You pass git clone a repository URL. it supports a few different network protocols and corresponding URL formats.
Also you may download zip file with coolcss https://github.com/peruvianidol/coolcss/archive/master.zip
Or simply clone coolcss with SSH
                                            [email protected]:peruvianidol/coolcss.git                                    
                                    If you have some problems with coolcss
You may open issue on coolcss support forum (system) here: https://github.com/peruvianidol/coolcss/issuesSimilar to coolcss repositories
Here you may see coolcss alternatives and analogs
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