/* Mailbox shell layout and navigation */
.mail-subnav {
  position: fixed;
  top: var(--global-nav-height);
  left: 0;
  right: 0;
  height: var(--app-subnav-height);
  background: #fff;
  border-bottom: 1px solid #e2e8f0;
  display: flex;
  align-items: center;
  padding: 0 1rem;
  z-index: var(--z-app-subnav);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.srchbar {
  background: #f1f5f9;
  border-radius: 8px;
  border: 1px solid #e2e8f0;
  max-width: 720px;
  width: 100%;
}

#sidebar {
  top: calc(var(--global-nav-height) + var(--app-subnav-height)) !important;
  height: calc(100vh - (var(--global-nav-height) + var(--app-subnav-height))) !important;
  background: #fff;
  border-right: 1px solid #e2e8f0;
  z-index: var(--z-app-sidebar);
}