* {
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  padding: 0;
  margin: 0;
}
html,
body {
  width: 100%;
}
img {
  width: 100%;
  display: block;
}
.app {
  font-family: "Marvin";
  background-image: url(../image/bg.jpg);
  background-size: cover;
  background-position: center top;
  background-repeat: no-repeat;
  width: 100%;
  font-weight: bolder;
  height: 100vh;
  overflow: hidden;
  display: block;
  position: relative;
}
.block-wrapper {
  position: relative;
  width: 100%;
  height: 100%;
}
.notice {
  position: absolute;
  width: 27%;
  top: 17%;
  left: 50%;
  transform: translateX(-50%);
}
.cards {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
  -ms-flex-pack: justify;
  justify-content: space-between;
  width: 70%;
  margin: 14% auto;
}
.cards .card {
  -ms-flex-preferred-size: 23%;
  flex-basis: 23%;
  position: relative;
  -webkit-transition: all ease 0.3s;
  transition: all ease 0.3s;
  border: 4px solid transparent;
}
.cards .card .lock {
  position: absolute;
  width: 40%;
  top: 30%;
  left: 30%;
  -webkit-animation: pulse 1s ease;
  animation: pulse 1s ease;
  -webkit-animation-iteration-count: infinite;
  animation-iteration-count: infinite;
}
.cards .card:hover {
  -webkit-transform: scale(1.07);
  transform: scale(1.07);
  border: 4px solid #ffb400;
  border-radius: 5px;
}
.cards .card_timer {
  -webkit-transform: translateY(-5%);
  transform: translateY(-5%);
}
.button {
  position: absolute;
  top: 83%;
  width: 20%;
  left: 50%;
  -webkit-animation: pulse 1s ease;
  animation: pulse 1s ease;
  -webkit-animation-iteration-count: infinite;
  animation-iteration-count: infinite;
}
@-webkit-keyframes pulse {
  from {
    -webkit-transform: scale(0.9) translateX(-50%);
    transform: scale(0.9) translateX(-50%);
  }
  50% {
    -webkit-transform: scale(1) translateX(-50%);
    transform: scale(1) translateX(-50%);
  }
  to {
    -webkit-transform: scale(0.9) translateX(-50%);
    transform: scale(0.9) translateX(-50%);
  }
}
@keyframes pulse {
  from {
    -webkit-transform: scale(0.9) translateX(-50%);
    transform: scale(0.9) translateX(-50%);
  }
  50% {
    -webkit-transform: scale(1) translateX(-50%);
    transform: scale(1) translateX(-50%);
  }
  to {
    -webkit-transform: scale(0.9) translateX(-50%);
    transform: scale(0.9) translateX(-50%);
  }
}
@media (min-width: 1024px) and (max-width: 1367px) {
  .notice {
    width: 27%;
    top: 18%;
  }
  .cards {
    width: 65%;
    margin: 14% auto;
  }
  .button {
    top: 81%;
    width: 22%;
  }
}