/* Only affects the tagged view */
.ForceCentered .WebCon_Content,
.ForceCentered .WebGroup,
.ForceCentered .WebPanel {
  float: none !important;
  width: auto !important;
  margin-left: auto !important;
  margin-right: auto !important;
}

/* Make the view’s sizer center */
.ForceCentered .WebCon_Sizer {
  margin-left: auto !important;
  margin-right: auto !important;
}


/* 1) Make the ForceCentered view stretch to available height */
html, body, #viewport { height: 100%; }              /* you already have html/body; keeping here for clarity */
#viewport > .WebApp { height: 100%; }
.ForceCentered.WebWindow { min-height: 100%; }

/* 2) Contain floated children so parent height doesn't collapse */
.ForceCentered .WebCon_Content { display: flow-root; }   /* modern clearfix */

/* (Optional) Belt-and-suspenders if you want inner to stretch too */
.ForceCentered .WebCon_Sizer,
.ForceCentered .WebCon_Inner { min-height: 100%; }