html,
body {
  font-family: Roboto, sans-serif;
  -moz-osx-font-smoothing: grayscale;
  -webkit-font-smoothing: antialiased;
  font-weight: 400;
  margin: 0;
  padding: 0;
  height: 100%;
  width: 100%;
}

.container {
  padding-top: 10%;
  margin: auto;
  padding-bottom: -20%;
  display: flex;
  justify-content: center;
  width: 100%;
  flex-direction: column;
}

.spacer {
  flex: 1;
}

#check-wrapper {
  display: none;
  margin-bottom: 10px;
}

.pure-material-button-contained {
  position: relative;
  display: inline-block;
  box-sizing: border-box;
  border: none;
  border-radius: 4px;
  padding: 0 16px;
  min-width: 64px;
  width: 100%;
  height: 36px;
  vertical-align: middle;
  text-align: center;
  text-overflow: ellipsis;
  color: rgb(var(--pure-material-onprimary-rgb, 255, 255, 255));
  background-color: rgb(var(--pure-material-primary-rgb, 3, 169, 244));
  box-shadow: 0 3px 1px -2px rgba(0, 0, 0, 0.2), 0 2px 2px 0 rgba(0, 0, 0, 0.14), 0 1px 5px 0 rgba(0, 0, 0, 0.12);
  font-family: var(
    --pure-material-font,
    "Roboto",
    "Segoe UI",
    BlinkMacSystemFont,
    system-ui,
    -apple-system
  );
  font-size: 16px;
  font-weight: 600;
  line-height: 36px;
  overflow: hidden;
  outline: none;
  cursor: pointer;
  transition: box-shadow 0.2s;
  margin: 5px 0;
}

.pure-material-button-contained::-moz-focus-inner {
  border: none;
}

/* Overlay */
.pure-material-button-contained::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: rgb(var(--pure-material-onprimary-rgb, 255, 255, 255));
  opacity: 0;
  transition: opacity 0.2s;
}

/* Ripple */
.pure-material-button-contained::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  border-radius: 50%;
  padding: 50%;
  width: 32px; /* Safari */
  height: 32px; /* Safari */
  background-color: rgb(var(--pure-material-onprimary-rgb, 255, 255, 255));
  opacity: 0;
  transform: translate(-50%, -50%) scale(1);
  transition: opacity 1s, transform 0.5s;
}

/* Hover, Focus */
.pure-material-button-contained:hover,
.pure-material-button-contained:focus {
  box-shadow: 0 2px 4px -1px rgba(0, 0, 0, 0.2), 0 4px 5px 0 rgba(0, 0, 0, 0.14), 0 1px 10px 0 rgba(0, 0, 0, 0.12);
}

.pure-material-button-contained:hover::before {
  opacity: 0.08;
}

.pure-material-button-contained:focus::before {
  opacity: 0.24;
}

.pure-material-button-contained:hover:focus::before {
  opacity: 0.3;
}

/* Active */
.pure-material-button-contained:active {
  box-shadow: 0 5px 5px -3px rgba(0, 0, 0, 0.2), 0 8px 10px 1px rgba(0, 0, 0, 0.14), 0 3px 14px 2px rgba(0, 0, 0, 0.12);
}

.pure-material-button-contained:active::after {
  opacity: 0.32;
  transform: translate(-50%, -50%) scale(0);
  transition: transform 0s;
}

/* Disabled */
.pure-material-button-contained:disabled {
  color: rgba(var(--pure-material-onsurface-rgb, 0, 0, 0), 0.38);
  background-color: rgba(var(--pure-material-onsurface-rgb, 0, 0, 0), 0.12);
  box-shadow: none;
  cursor: initial;
}

.pure-material-button-contained:disabled::before {
  opacity: 0;
}

.pure-material-button-contained:disabled::after {
  opacity: 0;
}

.grey {
  color: grey;
}

.content {
  margin: 0 auto;
}

.header {
  font-size: 1.96em;
  font-weight: 300;
}

.center {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 320px;
  margin: auto;
}

.vertical-center {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100vh;
}

p {
  padding-top: 20px;
  margin-left: 2px;
  width: 320px;
}

.header img {
  margin-right: 16px;
}

.group {
  position: relative;
  margin: 10px 0;
}

input {
  background: none;
  font-size: 18px;
  padding: 10px 0 10px 0;
  display: block;
  width: 320px;
  border: none;
  border-radius: 0;
  border-bottom: 1px solid #d5d5d5;
}

input:focus {
  outline: none;
}

input:focus ~ label,
input:valid ~ label {
  top: -14px;
  font-size: 12px;
  color: #03a9f4;
}

input:focus ~ .bar:before {
  width: 320px;
}

input:not(:focus)::placeholder {
  color: transparent;
}

label {
  color: #d5d5d5;
  font-size: 16px;
  font-weight: normal;
  position: absolute;
  pointer-events: none;
  left: 5px;
  top: 10px;
  transition: 300ms ease all;
}

.bar {
  position: relative;
  display: block;
  width: 320px;
}

.bar:before {
  content: "";
  height: 2px;
  width: 0;
  bottom: 0;
  position: absolute;
  background: #03a9f4;
  transition: 300ms ease all;
  left: 0;
}

.valid-feedback {
  display: none;
  width: 100%;
  margin-top: .25rem;
  font-size: .875em;
  color: #198754;
}

.invalid-feedback {
  display: none;
  width: 100%;
  margin-top: .25rem;
  font-size: .875em;
  color: #dc3545;
}

.is-valid ~ .valid-feedback, :valid ~ .valid-feedback {
  display: block;
}

.is-invalid ~ .invalid-feedback, :invalid ~ .invalid-feedback {
  display: block;
}