webform_phone.css in Webform Phone Number 7.2

#form-builder-field-palette ul li.field-phone {
  background-image : url(images/phone.png);
}

/**
 * Have to replicate what the phone module does for 2.x here,
 * otherwise the label inline/above doesn't work properly
 */

/* Phone elements work best when inline. */
.webform-component-phone .form-item,
.webform-component-phone .form-item  label {
  display : inline;
}