body {
  display: flex;
  justify-content: center;
  align-items: center;
  /*background: linear-gradient(45deg, #B19EE7, #E79ED3, #5B59A1);
  background-size: 600% 600%;
  animation: GradientBackground 10s ease infinite;*/
  background: url(https://junichi-miyashita.com/wp-content/themes/balance/assets/images/bg-intro.png);
  animation: SlowlyBackground 10s linear infinite;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto',
  'Helvetica Neue', 'Ubuntu', sans-serif;
  height: 100vh;
  margin: 0;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
@keyframes GradientBackground {
  0% {
    background-position: 0% 50%;
  }

  50% {
    background-position: 100% 50%;
  }

  100% {
    background-position: 0% 50%;
  }
}
@keyframes SlowlyBackground {
  0% {
    background-position: 0% 100%;
  }

  100% {
    background-position: 100% 0%;
  }
}
.flex {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-around;
  align-items: center;
  gap: 20px;
  width: 100%;
  max-width: 820px;
}
section {
  background: #FFFFFF;
  box-shadow: 0px 0px 10px rgb(33 42 57 / 16%);
  border-radius: 20px;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  width: 100%;
  width: 400px;
  height: auto;
}
.product {
  display: flex;
  padding: 20px 20px 0;
}
.description {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 10px;
}
.form {
  padding: 0 20px;
}
p {
  font-style: normal;
  font-weight: 500;
  font-size: 14px;
  line-height: 20px;
  letter-spacing: -0.154px;
  color: #242d60;
  height: 100%;
  width: 100%;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-sizing: border-box;
}
p.attention {
  font-weight: bold;
}
img {
  border-radius: 6px;
  margin: 10px;
  width: auto;
  height: 57px;
}
h1 {
  font-weight: 900;
  line-height: 130%;
  letter-spacing: 0.03em;
  /*color: #242d60;*/
}
h1.logo-img {
  width: 300px;
  height: auto;
  margin: 0 auto;
  text-align: center;
}
h1.logo-img img {
  max-width: 300px;
  width: 100%;
  height: auto;
}
h2 {
  font-weight: 900;
  line-height: 130%;
  letter-spacing: 0.03em;
  margin: 0;
  color: #242d60;
  font-size: 1.25rem;
}
h2.sub {
  text-align: center;
  margin-bottom: 16px;
}
h3,
h5 {
  font-weight: 900;
  line-height: 130%;
  letter-spacing: 0.03em;
  margin: 0;
  color: #242d60;
}
h3 {
  font-size: 1rem;
}
h5 {
  font-size: 1rem;
  margin-top: 0.25rem;
  opacity: 0.6;
}
.desc {
  text-align: center;
  margin-bottom: 30px;
}
button,
.button {
  height: 54px;
  background: #556cd6;
  color: white;
  width: 100%;
  font-size: 1rem;
  border: 0;
  font-weight: 600;
  cursor: pointer;
  letter-spacing: 0.6;
  border-radius: 0 0 20px 20px;
  transition: all 0.2s ease;
  box-shadow: 0px 4px 5.5px 0px rgba(0, 0, 0, 0.07);
}
.button {
  display: flex;
  justify-content: center;
  align-items: center;
  text-decoration: none;
}
button:hover,
.button:hover {
  opacity: 0.8;
}
dl.form-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-start;
  align-items: flex-start;
}
dl.form-list dt {
  width: 100%;
  margin: 0;
  font-weight: bold;
  font-size: 0.875rem;
  line-height: 150%;
  letter-spacing: 0.05em;
  color: #242d60;
  opacity: 0.6;
}
dl.form-list dd {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  width: 100%;
  margin: 0 auto 1rem;
}
dl.form-list dd:last-child{
  margin-bottom: 0;
}
dl.form-list dd input {
  width: 100%;
  height: 36px;
  padding: 0 16px;
  border-radius: 6px;
  border: 2px solid #f6f6f6;
  background: #f6f6f6;
  font-size: 0.875rem;
  -webkit-appearance: none;
}