html {
  min-width: 220px;
  height: 100%; /* Ensures html takes up the full height */
}

body, html {
  height: 100%;
  margin:0;
  display: flex;
  flex-direction: column;
}

h5.center-align {
  margin-bottom: 40px;
}

.page-footer a {
  margin-right: 20px;
}

.btn-small, nav, .page-footer.grey.darken-3, #start-button {
  background-color: #338 !important;
}

#content {
  flex: 1; /* This makes the content area take up the remaining space */
  margin-top: 20px;
}

footer {
  width: 100%; /* Ensures footer spans the full width */
  margin-top: auto; /* Pushes the footer to the bottom */
  background-color: #338
}

img.responsive-img {
  display: block;
  margin: 0 auto;
}

@media only screen and (max-width: 600px) {
  .container {
    width: 90% !important;
  }

  .card-panel {
    padding: 20px !important;
  }

  .input-field > label {
    position: revert !important;
    text-align: center;
    display: inline-block;
    margin-bottom: 10px;
  }

  nav {
    display:none;
  }
}
@media only screen and (max-width: 992px) {
  nav {
    display:none;
  }
}