HTML select tag

The select in HTML is the way to show users pre-defined values in a dropdown. For example, giving a user option to select a title from the Mr, Miss, Mrs etc. options. The HTML dropdown is used in forms.

HTML iframes

The HTML iframe tag is used to embed or include another document within the current web page. This is quite useful, especially if you want to integrate a web page from another website. You can include a web page from the current domain as well.

Font in HTML

The font tag is used to set the size, color, style and family of text in web pages. You can set the font of a specific section (like a paragraph, headings, div) in HTML documents separately.

HTML button tag

Buttons are generally created within HTML forms. These are normally attached to JavaScript function with onclick or other events. Buttons are used to submit data to server, navigation between web pages

A Little About HTML Forms 

The Forms provide different input types to be used to allow users entering the required information. For example, you can use text boxes, checkboxes, textarea, radio buttons, input type file to let upload images, pdfs, or other files, submit buttons in the forms.