参考

https://help.fanruan.com/finereport/doc-view-1367.html

setTimeout(function() {

$("#fr-btn-BT1").css({"background":"yellow"});   //BT1为按钮名称，背景色

},100);

FR11修改样式

setTimeout(function() {//

$(".bi-text-button").css({'background-color':'#032466','flont':'#FF0000'});

$(".x-icon").css({'background-color':'#032466'});//下拉箭头块背景色

$(".bi-vertical-layout").css({'background-color':'#032466'});//框内背景色

$(".bi-text").css({'color':'#FFFFFF'}); //文本颜色

$(".bi-border").css({'border':'1px solid #051340'}); //边框

$(".bi-absolute-layout").css({'background-color':'transparent'});  //控件父级设置透明   

$(".bi-border").css({'border-radius':'18px 18px 18px 18px'}); //边框圆角

$(".x-icon").css({'border-radius':'18px 18px 18px 18px'}); //下拉箭头块圆角

$(".bi-vertical-layout").css({'border-radius':'18px 18px 18px 18px'});//子级圆角

$(".bi-vertical-layout").css({'box-shadow':'0px 0px 10px #FFFFFF'});//子级设置阴影

}, 100)