Wait, I don't want to make Youtube video download tool. Remember i want to make modern HTML Online Compiler tool. Make modern UI. I hope you make modern nav bar. After hero page. Show 2 parts first for code box where user enter they html code. And secound Right parts user get display they output. Make sure also user click on run button to show they output. I need modern UI. "Acording text side use icons size also. You use to much small icon"