h5设置ios安全距离

首先要在html里面加这个viewport-fit=cover，不加无效

<meta name="viewport" content="width=device-width, initial-scale=1.0, viewport-fit=cover">

css

padding-bottom: constant(safe-area-inset-bottom);

padding-bottom: env(safe-area-inset-bottom);

padding-top: constant(safe-area-inset-top);

padding-top: env(safe-area-inset-top);