Add label on language form

[juanwolf]

Accessibility issue.

Dareboost content:

Clarify the purpose of each field will facilitate the user experience on your website.

A form is composed of several fields that must be the most explicit possible for the user to quickly understand their function.
Define a label

You should prefer using the label tag:

<label for="name">Fill your name:</label>
<input id="name" type="text" name="name">

Otherwise, you can use the aria-label or the title (not supported by all screen readers) attributes. Read more.