html {
    box-sizing: border-box;
}

*,
*::before,
*::after {
    box-sizing: inherit;
}


html, body {
  width: 100%;
  height: 100%;
  margin: 0;
  padding: 0;
}

body {
  font-family: Coda, sans-serif;
  background-image: url("../img/bg.jpg");
  display: block;
}

.container {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
}

h1 {
  padding-top: 10px;
  font-size: 30px;
}

h2 {
  font-size: 20px;
}

#restart {
  border-radius: 5px;
  transition: 0.3s;
  display: block;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 10px;
  width: 10em;
}

#restart:hover {
  cursor: pointer;
  box-shadow: 0 8px 16px 0 rgba(0,0,0,0.2);
  filter: brightness(85%);
}

#restart:active {
  transition: 0.05s;
  transform: translateY(4px);
}

.restart_game:hover {
  cursor: pointer;
}

#deck {
  width: 660px;
  height: 660px;
  margin: 0;
  padding: 0;
  border-radius: 20px;
  background: linear-gradient(155deg, rgba(2,0,36,1) 0%, rgba(0,228,255,1) 0%, rgba(180,230,206,1) 100%);
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  justify-content: space-between;
  box-shadow: 0px 0px 25px -3px rgba(0,0,0,1);
}

#deck .card {
  width: 140px;
  height: 140px;
  transition: 0.5s;
  padding: 10px;
  margin: 10px;
  cursor: pointer;
  border-radius: 10px;
  background: #2b5f66;
  font-size: 0px;
  display: flex;
  justify-content: center;
  box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2);
}

#deck .card img {
  border-radius: 10px;
  border-width: 2px;
  border-style: solid;
  border-color: white;
  margin: auto;
  width: 90%;
  height: 90%;
  display: none;
}

#deck .card_flip img {
  -webkit-box-shadow: none;
  -moz-box-shadow: none;
  box-shadow: none;
  cursor: default;
  box-shadow: none;
  display: initial;
}

#deck .card_match {
  background: rgb(2,0,36);
  background: linear-gradient(155deg, rgba(2,0,36,1) 0%, rgba(134,255,0,1) 0%, rgba(210,255,82,1) 100%);
}

#deck .card_match:hover {
  -webkit-box-shadow: none;
	-moz-box-shadow: none;
	box-shadow: none;
  cursor: default;
}

#deck .card_show {
  transform: rotateY(180deg);
  background: linear-gradient(155deg, rgba(2,0,36,1) 0%, rgba(255,0,0,1) 0%, rgba(255,67,184,1) 46%, rgba(255,0,0,1) 100%);
}

#scores_panel {
  width: 40%;
  height: 7%;
  display: flex;
  flex-flow: row;
  justify-content: space-around;
}

#start_button {
  margin-top: 40%;
  margin-bottom: 40%;
  border-radius: 5px;
  transition: 0.3s;
  display: block;
  margin-left: auto;
  margin-right: auto;
  width: 30%;
}

#start_button:hover {
  cursor: pointer;
}

#start_button:active {
  transition: 0.05s;
  transform: translateY(4px);
}

#deck .end_window {
  font-size: 1em;
  text-align: center;
  width: 300px;
  height: 300px;
  position: absolute;
  padding-top: 10px;
  margin-left: auto;
  margin-right: auto;
  left: 0;
  right: 0;
  background-color: white;
  border:1px solid black;
  box-shadow: 0px 0px 84px -3px rgba(0,0,0,0.75);
}

ul {
  list-style-type: none;
}
.bounce {
  -webkit-animation: jump 1s ease 0s 1 normal ;
   animation: jump 1s ease 0s 1 normal;
 }

.fail {
  -webkit-animation: shake 3s linear 1s 1 normal ;
   animation: shake 3s linear 1s 1 normal ;
}

@media screen and (max-width: 670px){
  #deck {
    width: calc(100% - 10px);
    padding: 5px;
    height: 50%;
    display: flex;
    flex-wrap: wrap;
  }

  #deck .card {
    width: 20vw;
    height: 15vh;
    margin: 5px;
    padding: 5px;
  }

  #scores_panel {
    width: 100%;
  }
}

@media screen and (max-width: 320px){
  #deck .card {
    width: 17vw;
    height: 12vh;
  }
}

@-webkit-keyframes jump {
  0%{
	-webkit-transform: translateY(0);
	transform: translateY(0);
  }
  20%{
	-webkit-transform: translateY(0);
	transform: translateY(0);
  }
  40%{
	-webkit-transform: translateY(-30px);
	transform: translateY(-30px);
  }
  50%{
	-webkit-transform: translateY(0);
	transform: translateY(0);
  }
  60%{
	-webkit-transform: translateY(-15px);
	transform: translateY(-15px);
  }
  80%{
	-webkit-transform: translateY(0);
	transform: translateY(0);
  }
  100%{
	-webkit-transform: translateY(0);
	transform: translateY(0);
  }
}

@keyframes jump {
  0%{
	transform: translateY(0);
  }
  20%{
	transform: translateY(0);
  }
  40%{
	transform: translateY(-30px);
  }
  50%{
	transform: translateY(0);
  }
  60%{
	transform: translateY(-15px);
  }
  80%{
	transform: translateY(0);
  }
  100%{
	transform: translateY(0);
  }
}

@-webkit-keyframes shake {
  0%{
	transform: rotate(-15deg);
	-webkit-transform: rotate(-15deg);
  }
  2%{
	transform: rotate(15deg);
	-webkit-transform: rotate(15deg);
  }
  4%{
	transform: rotate(-18deg);
	-webkit-transform: rotate(-18deg);
  }
  6%{
	transform: rotate(18deg);
	-webkit-transform: rotate(18deg);
  }
  8%{
	transform: rotate(-22deg);
	-webkit-transform: rotate(-22deg);
  }
  10%{
	transform: rotate(22deg);
	-webkit-transform: rotate(22deg);
  }
  12%{
	transform: rotate(-18deg);
	-webkit-transform: rotate(-18deg);
  }
  14%{
	transform: rotate(18deg);
	-webkit-transform: rotate(18deg);
  }
  16%{
	transform: rotate(-12deg);
	-webkit-transform: rotate(-12deg);
  }
  18%{
	transform: rotate(-12deg);
	-webkit-transform: rotate(-12deg);
  }
  20%{
	transform: rotate(0deg);
	-webkit-transform: rotate(0deg);
  }
}

@keyframes shake {
  0%{
	transform: rotate(-15deg);
	-ms-transform: rotate(-15deg);
  }
  2%{
	transform: rotate(15deg);
	-ms-transform: rotate(15deg);
  }
  4%{
	transform: rotate(-18deg);
	-ms-transform: rotate(-18deg);
  }
  6%{
	transform: rotate(18deg);
	-ms-transform: rotate(18deg);
  }
  8%{
	transform: rotate(-22deg);
	-ms-transform: rotate(-22deg);
  }
  10%{
	transform: rotate(22deg);
	-ms-transform: rotate(22deg);
  }
  12%{
	transform: rotate(-18deg);
	-ms-transform: rotate(-18deg);
  }
  14%{
	transform: rotate(18deg);
	-ms-transform: rotate(-18deg);
  }
  16%{
	transform: rotate(-12deg);
	-ms-transform: rotate(-12deg);
  }
  18%{
	transform: rotate(-12deg);
	-ms-transform: rotate(-12deg);
  }
  20%{
	transform: rotate(0deg);
	-ms-transform: rotate(0deg);
  }
}