layout {

padding: 0;

}

@media (min-width: $md-screen) {

.sidebar {
  position: fixed;
  top: 0;
  bottom: 0;
}

.content {
  margin-left: 25%;
  flex: 1 0 auto;
}

.footer{
  position: fixed;
  bottom: 0;
  margin-left: 25%;
  width: 75%;
}

}