Material Design includes beautification of radio buttons as well. These need javascript, if you use ajax to load you content, you need to call for dom update.
Source code viewer
<label class="mdl-radio mdl-js-radio" for="ID_1"> <input type="radio" id="ID_1" name="NAME" value="1" checked class="mdl-radio__button" /> </label> <label class="mdl-radio mdl-js-radio" for="ID_2"> <input type="radio" id="ID_2" name="NAME" value="2" class="mdl-radio__button" /> </label>Programming Language: HTML