Wordpress - Custom Theme DevelopmentA WordPress theme's responsive menu stops working on mobile. Which CSS mistake could cause this?AMissing viewport meta tagBUsing max-width instead of min-width in media queryCSetting display: block on menu alwaysDUsing fixed pixel widths for containerCheck Answer
Step-by-Step SolutionSolution:Step 1: Identify viewport meta tag roleViewport meta tag ensures proper scaling on mobile devices.Step 2: Understand effect of missing tagWithout it, responsive CSS may not apply correctly, breaking menu behavior.Final Answer:Missing viewport meta tag -> Option AQuick Check:Viewport tag required for mobile responsiveness [OK]Quick Trick: Always include viewport meta for mobile responsiveness [OK]Common Mistakes:Confusing max-width and min-width effectsIgnoring viewport meta importanceAssuming display:block breaks menu
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