html {
  touch-action: manipulation;
}

.wrap {
  background-image: url(image/bg-body.png);
  background-repeat: no-repeat;
  background-size: cover;
  width: 100%;
  height: 100vh;
  overflow: hidden;
}

header {
  width: 100%;
  height: 180px;
  margin-bottom: 40px;
  background-color: #f3ecd8;
  box-shadow: 0 2px 4px 2px rgba(33, 33, 33, 0.4);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
}
header h1.display-4 {
  margin-bottom: 20px;
  padding: 0 16px 4px;
  border-bottom: dotted 10px #024c30;
  font-weight: 700;
  transform: skew(-15deg) rotate(-3deg);
}
header .description {
  margin: 0;
  font-weight: 700;
}

.container {
  width: 96%;
}
.container .inputArea,
.container .resultArea {
  width: 100%;
  color: #fff;
  background: #333631;
  margin: 0 auto 40px;
  border: 4px solid #fff;
  border-radius: 4px;
  box-shadow: 2px 2px 4px 2px rgba(33, 33, 33, 0.4);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  opacity: 0;
  transform: scale(0.5);
  transition: opacity 0.5s, transform 0.5s;
}
.container .inputArea.show,
.container .resultArea.show {
  opacity: 1;
  transform: scale(1);
}
.container .inputArea.hide,
.container .resultArea.hide {
  display: none;
}
.container .inputArea {
  min-height: 300px;
}
.container .inputArea form {
  width: 80%;
  max-width: 300px;
  margin: 0 auto;
}
.container .inputArea form label {
  cursor: pointer;
  font-size: 1.25em;
}
.container .inputArea form .tickets {
  margin-bottom: 30px;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
}
.container .inputArea form .tickets .form-check {
  margin-right: 20px;
  display: flex;
  align-items: center;
}
.container .inputArea form .tickets .form-check:last-child {
  margin-right: 0;
}
.container .inputArea form .tickets .form-check .form-check-input {
  cursor: pointer;
  margin-right: 6px;
}
.container .inputArea form .input-horse-num {
  margin-bottom: 30px;
}
.container .inputArea form .input-horse-num label {
  margin-bottom: 10px;
}
.container .inputArea form .input-horse-num input {
  width: 100%;
  max-width: 180px;
  padding: 8px;
  font-size: 1.25em;
  text-align: center;
}
.container .inputArea form .input-horse-num input::-moz-placeholder {
  font-size: 0.8em;
}
.container .inputArea form .input-horse-num input::placeholder {
  font-size: 0.8em;
}
.container .inputArea form .okBtn {
  width: 100%;
  max-width: 180px;
  font-size: 1.2em;
  padding: 6px;
}
.container .resultArea {
  min-height: 240px;
}
.container .resultArea h2.display-5 {
  font-size: 2em;
  margin-bottom: 20px;
  padding: 8px 24px;
  border-bottom: 2px solid #fffffe;
}
.container .resultArea .resultNum {
  font-size: 2.8em;
  opacity: 0;
}
.container .resultArea .resultNum.show {
  animation-name: result-show;
  animation-duration: 0.5s;
  animation-timing-function: ease;
  animation-delay: 0.5s;
  animation-iteration-count: 1;
  animation-direction: normal;
  animation-fill-mode: forwards;
}

.resetBtn {
  display: block;
  width: 180px;
  margin: 0 auto;
  font-size: 1.2em;
  padding: 6px;
  opacity: 0;
  transform: scale(0.5);
  transition: opacity 0.5s, transform 0.5s;
}
.resetBtn.show {
  opacity: 1;
  transform: scale(1);
}
.resetBtn.hide {
  display: none;
}

@keyframes result-show {
  0% {
    opacity: 0;
    transform: translateY(30px) scale(0);
  }
  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}
@media (min-width: 576px) {
  .container {
    width: 576px;
  }
  .container .inputArea form .input-horse-num {
    display: flex;
    align-items: center;
  }
  .container .inputArea form .input-horse-num label {
    margin-right: 20px;
    margin-bottom: 0;
  }
}