Make web page responsive

i have made a tribute page and i kept all elements in div element with class fluid-container and class img-responsive in it but still is not showing properly in my mobile. kindly help me. thanks

HTML:
input type=“text” placeholder=“your text goes here…” id="textbox"
CSS:
input#textbox{
width:your-width;
height:your-height;
}
Hope this helps!

Sir plzz help me in this too.

@varun Can you please share a codepen reproducing the said issue?

It’s hard to say what the problem is without an example, but you could try looking at this page.
https://css-tricks.com/snippets/html/responsive-meta-tag/