隐藏不占位
display
display:none
hidden
<div hidden></div>
设置尺寸
height:0
width:0
overflow:hidden
position
position:absolute
left: -999px
隐藏占位
opacity
opacity:0
transform
transform:scale(0)
或
transform:translateX(-999px)
visibility
visibility:hidden
颜色透明
color:rgba(0,0,0,0);
background-color:rgba(0,0,0,0)
clip-path
clip-path:cicle(0)
