webio-node/public/css/main.css

html,
body,
div#app {
    height: 100%;
    width: 100%;
}

.login-grid {
  height: 100%;
}
.login-column {
  max-width: 450px;
}

.clearfix:after {
  content: ".";
  display: block;
  height: 0;
  clear: both;
  visibility: hidden;
}
.hide-element {
  display: 'none' !important;
}