Bootstrap ver: 3.2 Typeahead ver: 0.10.5 Issue: When using typeahead 0.10.5 with Bootstrap 3.2, the textbox is automatically resizes to a fixed 120px width and does not allow for auto-resizing. Topic: HTML / CSS Prev|Next Answer: Use the CSS3 resize property. skyrun , Jun 6, 2013 jfquestiaux , Mar 20, 2013 I would suggest you to wrap textarea tag inside a [code ]div = “form-group"[/code] and add [code ]class = “form-control”[/code] to your textarea. Yet allowing the textarea to stretch if needed? All the controls are given a custom CSS class which is created inside the head section of the webpage, to change the look of the form. Is there a way for us to size a specific textarea width in a inline or popover edit mode? If you change the body font size all styles will be increased/decreased automatically. Bootstrap’s font sizes are calculated off of the body font size by using rem values. The textarea is used when you need multiple lines of input. … You can use the CSS3 resize property to remove or turn-off the default horizontal and vertical resizable property of the HTML