fb.theme.css in Drupal for Facebook 7.4

/* Hide these classes, unless javascript shows them. */
.fb_show {display: none;}
.fb_connected, .fb_not_connected {display:none;}
.fb_hidden, .fb_replace {display: none;}
input.fb_connect_required {display: none;}

/**
 * Make links look like facebook buttons.
 * If you can improve this, please submit patch to http://drupal.org/project/issues/fb
 */
.fb_button_style {
  display: inline-block;
  border: 1px solid #294473;
}

.fb_button_style a:link,
.fb_button_style a:visited,
.fb_button_style a {
  background:url(images/f_logo.png) center left no-repeat;
  background-size: 22px 22px;
  padding-left: 22px;
  display: inline-block;
  background-color: #5f78ab;
}

.fb_button_style a span {
  color: #fff;
  font-size: 12px;
  font-weight: bold;
  padding: 4px 4px;
}

.fb_button_style a div,
.fb_button_style a span {
  cursor: pointer;
}

/* images in menu items */
#main-menu img.fb_logo,
#secondary-menu img.fb_logo,
.menu img.fb_logo {
  width: 14px;
  height: 14px;
}