按钮自定义后,自适应是会失效的。。。要么用js加载背景图片
setTimeout(function() {
$("#fr-btn-BT1").css({"background":"url('/webroot/help/picture/logo-ch.png') no-repeat","height":"100","background-size":"contain"}); //BT1为按钮名称,背景色
},100);
把文字设计成图片改背景试试(删除单元格文字)