css - materializecss style radio button as button -


i try style video controls.

i want 2 radio buttons fast forward / rewind. 

<input name="group1" type="radio" id="ff" /> <label for="ff"><i class="material-icons">fast_forward</i></label> <input name="group1" type="radio" id="fr" /> <label for="fr"><i class="material-icons">fast_rewind</i></label>

how can style them appear buttons pressed state selected radio button?


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