html - Bootstrap 3 glyphicon not working inside a button -


i have strange issue bootstrap glyphicons. can't glyphicon glyphicon-option-horizontal , glyphicon glyphicon-option-vertical work inside button this:

<button class="btn btn-default dropdown-toggle" type="button" id="dropdownmenu1" data-toggle="dropdown" aria-haspopup="true" aria-expanded="true">    <span class="glyphicon glyphicon-option-horizontal"></span>  </button>

if try example glyphicon glyphicon-plus works , other glyphs well. issue here?

i'm using bootstrap v3.0.3. , can't change bootstrap version. tried putting display:inline-block didn't work.

add latest bootstrap css version 3.3.7 working now

<button class="btn btn-default dropdown-toggle" type="button" id="dropdownmenu1" data-toggle="dropdown" aria-haspopup="true" aria-expanded="true">   <span class="glyphicon glyphicon-option-horizontal"></span> </button> <button class="btn btn-default dropdown-toggle" type="button" id="dropdownmenu1" data-toggle="dropdown" aria-haspopup="true" aria-expanded="true">   <span class="glyphicon glyphicon-option-vertical"></span> </button>

https://jsfiddle.net/1wr0gf9e/

bootstrap version 3.0.0

https://jsfiddle.net/1wr0gf9e/1/


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