html {
  font-size: 14px;
}

@media (min-width: 768px) {
  html {
    font-size: 16px;
  }
}

html {
  position: relative;
  min-height: 100%;
}

body {
  margin-bottom: 60px;
}

.btn-light:hover,
.btn-secondary:hover{
    /*color:lightgray;
    background-color:dimgray;*/
    background-color:lightgrey;
}

.img-qr {
    max-width: 300px;
    padding: 1em;
    border: 1px dotted black
}