.reveal .slide-menu-button {
  position: fixed;
  top: auto !important;
  bottom: 12px !important;
  left: auto !important;     /* explicitly cancel any left anchor */
  right: 12px !important;    /* force to the right */
  width: 2.5em;              /* keep the tight clickable box! */
  height: 2.5em;
  display: flex;
  align-items: center;
  justify-content: center;
}


/* Move the slide logo to the bottom-LEFT */
.reveal .slide-logo {
  position: fixed;
  bottom: 12px;
  right: auto;       /* clear default right positioning */
  left: 12px;        /* pin to the left */
  top: auto;
}