styles.scss

body {
  font-family: "Public Sans", sans-serif;
  margin: 0;
  line-height: 1.5;
  background-color: whitesmoke;
}

[hidden] {
  display: none !important;
}

.container {
  max-width: 900px;
  margin: auto;
}

header {
  background: linear-gradient(150deg, #4e30e2, #05d5ff);
  color: #fff;
  text-align: center;
  padding: 5rem 0 8rem 0;
  p {
    margin: 0;
    &:first-child {
      max-width: 800px;
      margin: auto;
      line-height: 1.2;
      font-size: 250%;
      margin-bottom: 2rem;
    }
    &:nth-child(2) {
      font-size: 150%;
      max-width: 600px;
      margin: auto;
    }
  }
}

span {
  box-shadow: 0 0.2rem 0 yellow;
}

main {
  form {
    text-align: center;
    background-color: #fff;
    border: 1px solid #eee;
    border-radius: 0.5rem;
    box-shadow: 0 1rem 2rem rgba(0, 0, 0, 0.25);
    font-size: 125%;
    padding: 1.5rem 2rem;
    margin-top: -5rem;
    box-sizing: border-box;
    margin-bottom: 4rem;
    > div.f {
      display: flex;
      + div {
        margin-top: 1rem;
      }
      > div {
        flex: 1 0 0;
        box-sizing: border-box;
        &:nth-child(2n) {
          padding-left: 1rem;
        }
        &:nth-child(2n - 1) {
          padding-right: 1rem;
        }
      }
    }
    &:last-of-type {
      margin-top: 2.5rem;
    }
    label {
      display: block;
      margin-bottom: 1rem;
    }
    input {
      font: inherit;
      padding: 1rem 2rem;
      box-sizing: border-box;
      border: 0.25rem solid #eee;
      border-radius: 10rem;
      font-size: 125%;
      width: 100%;
      &:focus {
        outline: none;
        border: 0.25rem solid #370bec;
      }
      + label {
        margin-top: 1rem;
      }
    }
  }
}

button {
  font: inherit;
  padding: 0.75rem 2rem;
  margin-top: 1rem;
  box-sizing: border-box;
  background-color: #370bec;
  border: none;
  color: #fff;
  border-radius: 10rem;
  font-size: 130%;
}

h2 {
  text-transform: uppercase;
  font-size: 110%;
  opacity: 0.75;
  letter-spacing: 0.2rem;
  + ol {
    font-size: 150%;
    li {
      margin-bottom: 2rem;
    }
  }
}

.row {
  display: flex;
  > * {
    flex: 1 0 0;
  }
}

.price {
  text-align: center;
  padding-top: 2.5rem;
  font-size: 120%;
  line-height: 1;
  button {
    background-color: transparent;
    color: #370bec;
    border: 0.25rem solid #370bec;
    margin-top: 2.5rem;
  }
  + .price {
    margin-top: 2.5rem;
  }
  > div {
    &.time {
      margin-top: 1rem;
    }
    &:nth-child(2) {
      font-size: 400%;
      font-weight: bold;
      color: #370bec;
      margin: 1rem 0;
    }
    del {
      opacity: 0.5;
      font-size: 80%;
    }
    .offer {
      border-radius: 0.2rem;
      text-transform: uppercase;
      font-size: 90%;
      display: inline-block;
      padding: 0.5rem;
      background-color: yellow;
    }
  }
}

.features {
  margin: 0;
  padding: 0;
  list-style: none;
  li {
    display: inline-block;
    box-sizing: border-box;
    padding: 0.5rem 1rem;
    background-color: #fff;
    border: 1px solid #ddd;
    border-radius: 5rem;
    margin: 0 0.5rem 0.5rem 0;
  }
}

.cta {
  text-align: center;
  font-size: 200%;
  margin-top: 2.5rem;
  font-weight: bold;
}

.more {
  text-align: center;
  margin-bottom: 5rem;
  font-size: 125%;
  img {
    display: block;
    margin: 1rem auto;
  }
  a {
    color: inherit;
  }
}

ul.autocomplete {
  margin: 1rem 0 0 0;
  padding: 0;
  list-style: none;
  li {
    border: 0.1rem solid #ddd;
    box-sizing: border-box;
    padding: 0.5rem 0.5rem 0.5rem 5.5rem;
    position: relative;
    display: inline-block;
    text-align: left;
    margin: 0 0.5rem;
    width: 40%;
    min-height: 5.25rem;
    border-radius: 0.5rem;
    .image {
      background-color: whitesmoke;
      position: absolute;
      left: 0.5rem; top: 0.5rem;
      width: 4rem;
      height: 4rem;
      background-repeat: no-repeat;
      background-size: contain;
      background-position: center center;
      border-radius: 100%;
    }
    > strong {
      display: block;
      &:last-of-type {
        font-weight: normal;
      }
    }
  }
}

.loading {
  > div {
    font-size: 300%;
    line-height: 1;
    margin-top: 1rem;
  }
}

.accessible-percent {
  font-size: 400%;
  line-height: 1;
  margin: 0.5rem 0;
}

.f {
  display: flex;
  > * {
    flex: 1 0 0;
  }
}

.intro {
  margin-top: 1rem;
  color: #370bec;
}

.thanks {
  > div:first-child {
    color: #370bec;
    font-size: 200%;
  }
  > a:last-child {
    display: inline-block;
    margin-top: 1rem;
  }
}