@font-face {
  font-family: 'Lakeshore';
  src: url("../fonts/Lakeshore-Regular.otf");
  src: url("../fonts/Lakeshore-Regular.otf") format("opentype"), url("../fonts/Lakeshore-Regular.ttf") format("truetype");
  font-style: normal;
  font-weight: normal;
}

body {
  margin: 0;
  font-family: 'Play', sans-serif;
  font-size: 12px;
}

@media (min-height: 768px), (min-width: 992px) {
  body {
    font-size: 16px;
  }
}

.app {
  display: -ms-grid;
  display: grid;
  -ms-grid-rows: 7em 1fr 7em;
      grid-template-rows: 7em 1fr 7em;
  height: 100vh;
  background-color: #ff0;
  width: 100%;
}

@media (min-width: 992px) {
  .app {
    width: 960px;
    margin: 0 auto;
  }
}

@media (orientation: landscape) {
  .app {
    -ms-grid-rows: 3em 1fr 3em;
        grid-template-rows: 3em 1fr 3em;
  }
}

@media (orientation: landscape) and (min-width: 992px) {
  .app {
    -ms-grid-rows: 7em 1fr 7em;
        grid-template-rows: 7em 1fr 7em;
  }
}

.header {
  position: relative;
  z-index: 1;
  display: -ms-grid;
  display: grid;
  -ms-grid-rows: (1fr)[2];
      grid-template-rows: repeat(2, 1fr);
  -ms-grid-columns: 1fr 8em;
      grid-template-columns: 1fr 8em;
  place-items: center;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  border-bottom: 0.15rem solid #000;
  background-color: #ff0;
}

@media (orientation: landscape) {
  .header {
    -ms-grid-rows: 1fr;
        grid-template-rows: 1fr;
    -ms-grid-columns: 1fr 8em 8em;
        grid-template-columns: 1fr 8em 8em;
  }
}

@media (orientation: landscape) and (min-width: 992px) {
  .header {
    -ms-grid-rows: (1fr)[2];
        grid-template-rows: repeat(2, 1fr);
    -ms-grid-columns: 1fr 8em;
        grid-template-columns: 1fr 8em;
  }
}

.header__title {
  -ms-grid-row: 1;
  -ms-grid-row-span: 2;
  grid-row: 1/3;
  -ms-grid-column: 1;
  -ms-grid-column-span: 1;
  grid-column: 1/2;
  place-self: center;
  font-size: 2rem;
  line-height: 1em;
}

@media (min-width: 375px) {
  .header__title {
    font-size: 3rem;
    line-height: 1.5em;
  }
}

@media (min-width: 576px) {
  .header__title {
    grid-column: 1/-1;
  }
}

@media (min-width: 992px), (min-height: 992px) {
  .header__title {
    font-size: 6rem;
    line-height: 3em;
  }
}

.header__button_first {
  -ms-grid-row: 1;
  -ms-grid-row-span: 1;
  grid-row: 1/2;
  -ms-grid-column: 2;
  -ms-grid-column-span: 1;
  grid-column: 2/3;
}

@media (orientation: landscape) {
  .header__button_first {
    -ms-grid-row: 1;
    -ms-grid-row-span: 1;
    grid-row: 1/2;
    -ms-grid-column: 2;
    -ms-grid-column-span: 1;
    grid-column: 2/3;
  }
}

@media (orientation: landscape) and (min-width: 992px) {
  .header__button_first {
    -ms-grid-row: 1;
    -ms-grid-row-span: 1;
    grid-row: 1/2;
    -ms-grid-column: 2;
    -ms-grid-column-span: 1;
    grid-column: 2/3;
  }
}

.header__button_second {
  -ms-grid-row: 2;
  -ms-grid-row-span: 1;
  grid-row: 2/3;
  -ms-grid-column: 2;
  -ms-grid-column-span: 1;
  grid-column: 2/3;
}

@media (orientation: landscape) {
  .header__button_second {
    -ms-grid-row: 1;
    -ms-grid-row-span: 1;
    grid-row: 1/2;
    -ms-grid-column: 3;
    -ms-grid-column-span: 1;
    grid-column: 3/4;
  }
}

@media (orientation: landscape) and (min-width: 992px) {
  .header__button_second {
    -ms-grid-row: 2;
    -ms-grid-row-span: 1;
    grid-row: 2/3;
    -ms-grid-column: 2;
    -ms-grid-column-span: 1;
    grid-column: 2/3;
  }
}

.title {
  margin: -.5em 0 0;
  padding: 0 .2em;
  font-family: 'Lakeshore', sans-serif;
  font-weight: normal;
  font-style: normal;
}

.main {
  position: relative;
  display: -ms-grid;
  display: grid;
  place-items: center;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  border-bottom: 0.15rem solid #000;
  overflow: hidden;
}

.table {
  display: -ms-grid;
  display: grid;
  -ms-grid-rows: (1fr)[5];
      grid-template-rows: repeat(5, 1fr);
  gap: .2rem;
  width: 180px;
  height: 180px;
}

@media (orientation: portrait), (min-height: 375px) and (orientation: landscape) {
  .table {
    width: 270px;
    height: 270px;
  }
}

@media (min-width: 375px) and (orientation: portrait), (min-height: 576px) and (orientation: landscape) {
  .table {
    width: 350px;
    height: 350px;
  }
}

@media (min-width: 576px) and (orientation: portrait), (min-height: 768px) and (orientation: landscape) {
  .table {
    width: 500px;
    height: 500px;
  }
}

.table__row {
  display: -ms-grid;
  display: grid;
  -ms-grid-columns: (1fr)[5];
      grid-template-columns: repeat(5, 1fr);
  gap: .2rem;
}

.table__cell {
  display: -ms-grid;
  display: grid;
  place-content: center;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  border: 0.2rem solid #808080;
  border-radius: .5rem;
  font-size: 1rem;
  color: #808080;
  cursor: pointer;
}

@media (orientation: portrait), (min-height: 375px) and (orientation: landscape) {
  .table__cell {
    font-size: 1.5rem;
  }
}

@media (min-width: 375px) and (orientation: portrait), (min-height: 576px) and (orientation: landscape) {
  .table__cell {
    font-size: 2rem;
  }
}

@media (min-width: 576px) and (orientation: portrait), (min-height: 768px) and (orientation: landscape) {
  .table__cell {
    font-size: 2.7rem;
  }
}

.hint {
  position: absolute;
  top: 0;
  right: 0;
  width: 100%;
  height: 100%;
  border-bottom: 0.15rem solid #000;
  background-color: #ff0;
  overflow: auto;
  -webkit-transition: top 0.3s ease-in;
  -o-transition: top 0.3s ease-in;
  transition: top 0.3s ease-in;
}

.hint_hidden {
  top: -100%;
  -webkit-transition: top 0.3s ease-in;
  -o-transition: top 0.3s ease-in;
  transition: top 0.3s ease-in;
}

.hint__container {
  max-width: 350px;
  margin: 0 auto;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  padding: 1rem;
}

.hint__title {
  margin: 0 0 .8rem;
  text-align: center;
}

.hint__text {
  margin: 0;
  text-align: justify;
  text-indent: 1.5em;
}

.hint__list {
  margin: .8em 0;
}

.hint__command {
  list-style: none;
}

.hint__button {
  width: 6rem;
  margin: .8rem auto .8rem;
  text-align: center;
}

.button {
  padding: .5em 1em;
  border-radius: 1em;
  color: #fff;
  background-color: #000;
  cursor: pointer;
}

.button:hover {
  -webkit-box-shadow: inset 0.1rem 0.1rem 0 0.1rem #fff, inset -0.1rem -0.1rem 0 0.1rem #fff;
          box-shadow: inset 0.1rem 0.1rem 0 0.1rem #fff, inset -0.1rem -0.1rem 0 0.1rem #fff;
}

.button_inactive {
  background-color: #808080;
  -webkit-box-shadow: none;
          box-shadow: none;
}

.button_active {
  background-color: #a30000;
  -webkit-box-shadow: none;
          box-shadow: none;
}

.button__highlight {
  color: #ff0;
}

.side-select {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 270px;
  height: 180px;
  display: -ms-grid;
  display: grid;
  place-content: center;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  border: 0.15rem solid #000;
  background-color: #ff0;
  -webkit-transform: translate(-50%, -50%);
      -ms-transform: translate(-50%, -50%);
          transform: translate(-50%, -50%);
  -webkit-transition: left 0.3s ease-in;
  -o-transition: left 0.3s ease-in;
  transition: left 0.3s ease-in;
}

@media (min-width: 375px) and (orientation: portrait), (min-height: 375px) and (orientation: landscape) {
  .side-select {
    width: 350px;
    height: 230px;
  }
}

@media (min-width: 576px) and (orientation: portrait), (min-height: 576px) and (orientation: landscape) {
  .side-select {
    width: 550px;
    height: 360px;
  }
}

.side-select_hidden {
  left: 150%;
  -webkit-transition: left 0.3s ease-in;
  -o-transition: left 0.3s ease-in;
  transition: left 0.3s ease-in;
}

.side-select__title {
  text-align: center;
  font-size: 2rem;
}

@media (min-width: 375px) and (orientation: portrait), (min-height: 375px) and (orientation: landscape) {
  .side-select__title {
    font-size: 3rem;
  }
}

@media (min-width: 576px) and (orientation: portrait), (min-height: 576px) and (orientation: landscape) {
  .side-select__title {
    font-size: 4rem;
  }
}

.side-select__sides {
  display: -ms-grid;
  display: grid;
  -ms-grid-columns: (1fr)[2];
      grid-template-columns: repeat(2, 1fr);
  place-items: center;
}

.side-select__side {
  margin: 1.5rem;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  border: 0.2rem solid #808080;
  border-radius: 1rem;
  width: 4.5rem;
  height: 4.5rem;
  cursor: pointer;
}

.side-select__side:hover {
  -webkit-transform: scale(1.1);
      -ms-transform: scale(1.1);
          transform: scale(1.1);
  -webkit-transition: -webkit-transform .1s;
  transition: -webkit-transform .1s;
  -o-transition: transform .1s;
  transition: transform .1s;
  transition: transform .1s, -webkit-transform .1s;
}

@media (min-width: 375px) and (orientation: portrait), (min-height: 375px) and (orientation: landscape) {
  .side-select__side {
    width: 6.5rem;
    height: 6.5rem;
  }
}

@media (min-width: 576px) and (orientation: portrait), (min-height: 576px) and (orientation: landscape) {
  .side-select__side {
    width: 8rem;
    height: 8rem;
  }
}

.side-select__button {
  width: 6rem;
  margin: 0 auto .35rem;
  text-align: center;
}

.black {
  color: #fff;
  background-color: #000;
}

.white {
  color: #000;
  background-color: #fff;
}

.message {
  position: absolute;
  top: 50%;
  right: 50%;
  width: 270px;
  height: 180px;
  display: -ms-grid;
  display: grid;
  place-content: center;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  border: 0.15rem solid #000;
  background-color: #ff0;
  -webkit-transform: translate(50%, -50%);
      -ms-transform: translate(50%, -50%);
          transform: translate(50%, -50%);
  -webkit-transition: right 0.3s ease-in;
  -o-transition: right 0.3s ease-in;
  transition: right 0.3s ease-in;
}

@media (min-width: 375px) and (orientation: portrait), (min-height: 375px) and (orientation: landscape) {
  .message {
    width: 350px;
    height: 230px;
  }
}

@media (min-width: 576px) and (orientation: portrait), (min-height: 576px) and (orientation: landscape) {
  .message {
    width: 550px;
    height: 360px;
  }
}

.message_hidden {
  right: 150%;
  -webkit-transition: right 0.3s ease-in;
  -o-transition: right 0.3s ease-in;
  transition: right 0.3s ease-in;
}

.message__title {
  text-align: center;
  font-size: 3rem;
  margin-bottom: 1rem;
}

@media (min-width: 375px) and (orientation: portrait), (min-height: 375px) and (orientation: landscape) {
  .message__title {
    font-size: 4rem;
  }
}

@media (min-width: 576px) and (orientation: portrait), (min-height: 576px) and (orientation: landscape) {
  .message__title {
    font-size: 5rem;
  }
}

.message__button {
  width: 6rem;
  margin: .35rem auto .35rem;
  text-align: center;
}

.footer {
  display: -ms-grid;
  display: grid;
  -ms-grid-rows: (1fr)[2];
      grid-template-rows: repeat(2, 1fr);
  place-items: center;
  width: 280px;
  margin: 0 auto;
}

@media (orientation: landscape) {
  .footer {
    -ms-grid-rows: 1fr;
        grid-template-rows: 1fr;
    -ms-grid-columns: 2fr 1fr;
        grid-template-columns: 2fr 1fr;
  }
}

@media (orientation: landscape) and (min-width: 992px) {
  .footer {
    -ms-grid-rows: (1fr)[2];
        grid-template-rows: repeat(2, 1fr);
    -ms-grid-columns: 1fr;
        grid-template-columns: 1fr;
  }
}

.footer__recorders {
  place-self: stretch;
  display: -ms-grid;
  display: grid;
  -ms-grid-columns: (1fr)[2];
      grid-template-columns: repeat(2, 1fr);
  place-items: center;
}

@media (orientation: landscape) {
  .footer__recorders {
    -ms-grid-columns: 3fr 2fr;
        grid-template-columns: 3fr 2fr;
  }
}

.footer__button {
  width: 6.5rem;
  text-align: center;
}

@media (orientation: landscape) {
  .footer__button:first-child {
    width: 5.5rem;
  }
}

@media (orientation: landscape) and (min-width: 992px) {
  .footer__button:first-child {
    width: 6.5rem;
  }
}

@media (orientation: landscape) {
  .footer__button {
    width: auto;
  }
}