How to make Facebook Like Box responsive

To get a responsive Facebook Like Box, do as following steps:

1. Get the code for Facebook LIke Box at https://developers.facebook.com/docs/plugins/like-box-for-pages

Enter your Facebook Page URL, leave blank for width & height, adjust any other options as you wish then press Get Code

2. Now add to your website CSS

#fb-root {
    display: none;
}
.fb_iframe_widget, .fb_iframe_widget span, .fb_iframe_widget span iframe[style] {
    width: 100% !important;
}