720 × 1280
Source:https://m.youtube.com/watch?v\u003dFaL-PEzAjoU
1200 × 675
Source:https://www.fashionbeans.com/article/mens-smart-casual-dress-guide/
225 × 400
Source:https://www.mrporter.com/en-us/journal/fashion/our-guide-to-smart-casual-dressing-for-men-873146
358 × 640
Source:https://www.reddit.com/r/malefashionadvice/comments/coixpv/understanding_the_smart_casual_dress_code/
620 × 1100
Source:https://www.hollomen.com/blogs/hollo-men-style-blog/understanding-smart-casual-wear-for-men-a-modern-way-of-dressing
539 × 600
Source:https://restartyourstyle.com/business-casual-vs-smart-casual/
1600 × 2000
Source:https://outfitspotter.com/smart-casual-outfits-men/
2631 × 810
Source:https://www.entrepreneur.com/living/whats-the-difference-between-business-casual-and-smart/249188
540 × 564
Source:https://jaxsonmaximus.com/blog/smart-casual-dress-code/
1200 × 800
Source:https://www.thefashionisto.com/smart-casual-dress-code-men/