@charset "UTF-8";
@import url(https://fonts.googleapis.com/css?family=PT+Sans:400,700,300);
body {
  font-family: Arial;
  background-color: #BB4A9F;
  background-image: -webkit-linear-gradient(-320deg, #FF6600 0%, #66FF00 35%, #BEE8D7 65%, #993399 90%);
  background-image: linear-gradient(50deg,#FF6600 0%, #66FF00 35%, #BEE8D7 65%, #993399 90%);
  background-repeat: no-repeat;
  background-attachment: fixed;
}

.board-default, .board, .board__settings, .board__difficulty {
  width: 250px;
  height: 250px;
  display: flex;
  justify-content: center;
  align-content: center;
  flex-direction: column;
  text-align: center;
  border-radius: 30px;
  background-color: rgba(255, 255, 255, 0.4);
}
.board-default:before, .board:before, .board__settings:before, .board__difficulty:before {
  content: '';
  position: absolute;
  z-index: -1;
  top: -15px;
  left: -15px;
  right: -15px;
  bottom: -15px;
  border-radius: 51px;
  border: 15px solid rgba(0, 0, 0, 0.05);
}
@media (min-width: 450px) {
  .board-default, .board, .board__settings, .board__difficulty {
    width: 400px;
    height: 400px;
  }
}

.board {
  position: relative;
  margin: 40px auto;
}

.board__wrapper {
  display: inline-flex;
}

.board__row {
  display: block;
}

.board__slot-hidden {
  display: none;
}

.board__slot {
  display: inline-block;
  height: 60px;
  width: 60px;
  box-sizing: border-box;
  position: relative;
  cursor: pointer;
  border-radius: 15px;
  background-color: rgba(0, 0, 0, 0.15);
  margin: 5px;
}
@media (min-width: 450px) {
  .board__slot {
    height: 110px;
    width: 110px;
    border-radius: 30px;
  }
}
.board__slot:hover {
  background-color: rgba(0, 0, 0, 0.1);
}
.board__slot:active {
  border: 2px solid rgba(0, 0, 0, 0.09);
}

.board__settings {
  position: absolute;
  margin: auto;
  right: 0;
  left: 0;
  z-index: 3;
  text-align: center;
  visibility: hidden;
  background-color: #dff4ef;
}

.board__settings-cog {
  position: absolute;
  top: -15px;
  left: -15px;
  width: 30px;
  font-size: 2em;
  background-color: #e0f4ef;
  border-radius: 50%;
  border: 10px solid #e0f4ef;
  cursor: pointer;
  z-index: 9;
  color: rgba(0, 0, 0, 0.5);
}
.board__settings-cog:hover {
  box-shadow: 1px 1px 2px 5px rgba(0, 0, 0, 0.05);
}
.board__settings-cog:after {
  content: '';
  position: absolute;
  top: -10px;
  left: -10px;
  right: -10px;
  bottom: -10px;
  border-radius: 51px;
  border: 3px solid rgba(0, 0, 0, 0.2);
}

.board__settings__choice, .board__settings__choice-cross, .board__settings__choice-nought {
  display: inline-block;
  height: 60px;
  width: 60px;
  box-sizing: border-box;
  position: relative;
  cursor: pointer;
  border-radius: 15px;
  background-color: rgba(0, 0, 0, 0.15);
  margin: 5px;
  z-index: 99;
  padding-top: 8px;
}
@media (min-width: 450px) {
  .board__settings__choice, .board__settings__choice-cross, .board__settings__choice-nought {
    height: 110px;
    width: 110px;
    border-radius: 30px;
  }
}
.board__settings__choice-cross {
  font-size: .7em;
}
.board__settings__choice-nought {
  font-size: .2em;
}
.board__settings__choice:hover, .board__settings__choice-cross:hover, .board__settings__choice-nought:hover {
  background-color: rgba(0, 0, 0, 0.1);
}
.board__settings__choice:active, .board__settings__choice-cross:active, .board__settings__choice-nought:active {
  border: 2px solid rgba(0, 0, 0, 0.09);
}

.board__settings__choice-cross {
  font-family: 'FontAwesome';
  font-size: 2.3em;
  cursor: pointer;
}
@media (min-width: 450px) {
  .board__settings__choice-cross {
    font-size: 3em;
    top: 15px;
  }
}
.board__settings__choice-cross:before {
  color: white;
  content: "";
}

.board__settings__choice-nought {
  font-family: 'FontAwesome';
  font-size: 2.3em;
  cursor: pointer;
}
@media (min-width: 450px) {
  .board__settings__choice-nought {
    font-size: 2.8em;
    top: 10px;
  }
}
.board__settings__choice-nought:before {
  color: white;
  content: "";
}

.board__difficulty {
  position: absolute;
  margin: auto;
  right: 0;
  left: 0;
  z-index: 2;
  text-align: center;
  background-color: rgba(223, 244, 239, 0.8);
}

.board__header, .board__header-settings, .board__header-difficulty {
  font-family: 'PT Sans', Arial, sans-serif;
  color: rgba(0, 0, 0, 0.7);
  font-size: 1.5em;
  position: absolute;
  top: 20px;
  left: 0;
  right: 0;
  text-transform: uppercase;
}
@media (min-width: 450px) {
  .board__header, .board__header-settings, .board__header-difficulty {
    font-size: 2em;
  }
}

.board__difficulty__button, .board__difficulty__button-easy, .board__difficulty__button-medium, .board__difficulty__button-hard {
  position: relative;
  display: block;
  margin: 10px auto;
  padding: 5px;
  font-family: 'PT Sans', arial, sans-serif;
  font-size: 1em;
  width: 150px;
  background-color: #fff;
  border: 1px solid #ccc;
  color: #000;
  text-transform: uppercase;
}
.board__difficulty__button:before, .board__difficulty__button-easy:before, .board__difficulty__button-medium:before, .board__difficulty__button-hard:before, .board__difficulty__button:after, .board__difficulty__button-easy:after, .board__difficulty__button-medium:after, .board__difficulty__button-hard:after {
  content: '';
  position: absolute;
  z-index: -2;
  transition: all 250ms ease-out;
  bottom: 15px;
  width: 50%;
  height: 20%;
  box-shadow: 0 10px 30px rgba(31, 31, 31, 0.5);
}
.board__difficulty__button:before, .board__difficulty__button-easy:before, .board__difficulty__button-medium:before, .board__difficulty__button-hard:before {
  left: 8px;
  transform: rotate(-3deg);
}
.board__difficulty__button:after, .board__difficulty__button-easy:after, .board__difficulty__button-medium:after, .board__difficulty__button-hard:after {
  right: 8px;
  transform: rotate(3deg);
}
.board__difficulty__button:hover, .board__difficulty__button-easy:hover, .board__difficulty__button-medium:hover, .board__difficulty__button-hard:hover {
  border-color: transparent;
  cursor: pointer;
}
.board__difficulty__button:hover:before, .board__difficulty__button-easy:hover:before, .board__difficulty__button-medium:hover:before, .board__difficulty__button-hard:hover:before, .board__difficulty__button:hover:after, .board__difficulty__button-easy:hover:after, .board__difficulty__button-medium:hover:after, .board__difficulty__button-hard:hover:after {
  box-shadow: 0 15px 12px rgba(31, 31, 31, 0.7);
}
.board__difficulty__button-easy {
  margin-top: 70px;
}
@media (min-width: 450px) {
  .board__difficulty__button, .board__difficulty__button-easy, .board__difficulty__button-medium, .board__difficulty__button-hard {
    padding: 10px 40px;
    font-size: 2em;
    width: 200px;
  }
}

.nought:before, .cross:before {
  font-family: 'FontAwesome';
  font-size: 3em;
  position: absolute;
  top: 5px;
  bottom: 0;
  left: 0px;
  right: 0px;
  cursor: default;
}
@media (min-width: 450px) {
  .nought:before, .cross:before {
    font-size: 5em;
    top: 15px;
  }
}

.nought:before {
  content: "";
}

.cross:before {
  content: "";
}

.computer-color {
  color: rgba(255, 255, 255, 0.5);
}

.player-color {
  color: white;
}

/* Animations */
.slideUp {
  animation: slideUp 1s ease-in-out;
  animation-fill-mode: forwards;
}

.slideDown {
  animation: slideDown 1s ease-in-out;
  animation-fill-mode: forwards;
}

@keyframes slideUp {
  0% {
    transform: translateY(0);
  }
  100% {
    transform: translateY(-500px);
  }
}
@keyframes slideDown {
  0% {
    transform: translateY(-500px);
  }
  100% {
    transform: translateY(0);
  }
}