[문의] 버튼에 색깔을 넣을 수 있을까요?

<div data-inven-tabs="">    <div data-inven-tab-for="tab_1" data-inven-selected-css="{'_SELF_':{'fontWeight':'bold'}}" data-inven-unselected-css="{'_SELF_':{'fontWeight':'normal'}}" style="border:1px solid; width:60px; padding: .4em; float:left;"> 인장 </div>    <div data-inven-tab-for="tab_2" data-inven-selected-css="{'_SELF_':{'fontWeight':'bold'}}" data-inven-unselected-css="{'_SELF_':{'fontWeight':'normal'}}" style="border:1px solid; width:60px; padding: .4em; float:left;"> 큐라레 </div>    <div style="clear: left;"></div><div data-inven-tab-id="tab_1" style="border: 1px solid red; padding: .4em;"><a data-inven-toggle="seal-image"><img src="https://upload2.inven.co.kr/upload/2016/06/17/bbs/i13120742126.png" width="100%"></a><div data-inven-id="seal-image" style="display:none;"><br /><br /><br /><a data-inven-toggle="seal-image"><img src="https://upload2.inven.co.kr/upload/2016/06/17/bbs/i12623851150.gif" width="100%"><img src="https://upload2.inven.co.kr/upload/2015/01/15/bbs/i2306425965.jpg"></a><br /><br /></div></div>    <div data-inven-tab-id="tab_2" style="border: 1px solid blue; padding: .4em;"><img src="https://upload2.inven.co.kr/upload/2016/04/24/bbs/i12513190590.png" width="100%"></div></div><div data-inven-action="last-attack-5,last-attack-10,last-attack-all" data-inven-label="마격!" data-inven-nick-default="쿠로우사기"></div>

검은색이라 잘 안보이는데 

버튼에 색깔이 채워지도록 바꿀 수 있을까요?