center a container bootstrap code example

Example 1: bootstrap col center content

    

        // for image and text
    

Example 2: bootstrap vertical align

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Example 3: bootstrap 4 center div

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Example 4: bootstrap center align columns

    

        // Add Content
    
    

        // Add Content
    
    

        // Add Content
    

Example 5: bootstrap display flex

I'm a flexbox container!