1.透明度：opacity： hide{opacity:0;}

2.visibility: hide{visibility:hidden};

3.display：hide{ display:none}
4.positon hide{position:aboslute;top:-9999px;left:-9999px}
5.clip-path: hide{clip-path:polygon(0px 0px,0px 0px,0px 0px,0px 0px)}