.reveal .slide-logo {
  height: 50px !important;
  width: 50px !important;
  max-width: unset !important;
  max-height: unset !important;
}

#vcenter {
    vertical-align: middle;
}

#vtop {
    vertical-align: top;
}

.v-center-container {
 display: flex !important;
 justify-content: center;
 align-items: center;
 height: 90%;
}