.page_invite_wrap{width:100%;min-height:calc(100vh - var(--vh-offset, 0px))}.page_invite_wrap .goBack{height:.56rem;position:fixed;top:.3rem;left:.3rem;z-index:100;display:-webkit-box;display:-webkit-flex;display:flex}.page_invite_wrap .goBack img{height:100%}.page_invite_wrap .savePic{width:100%}.page_invite_wrap .savePic img{width:100%;vertical-align:bottom}