js控制ie全屏后内容显示不完整

Question

某功能需要浏览器全屏
但是ie浏览器在全屏后,内容显示不完全,正常情况应该出现下拉框,但是并没有出现,请问怎么解决

 var docElm = document.documentElement;
         if(docElm.requestFullscreen) {
             docElm.requestFullscreen();
         } else if(docElm.mozRequestFullScreen) {
             docElm.mozRequestFullScreen();
         } else if(docElm.webkitRequestFullscreen) {
             docElm.webkitRequestFullscreen();
         } else if(docElm.msRequestFullscreen) {
             docElm.msRequestFullscreen();
         }

Answer 1

html, body {
    width: 100%;
}