.demo-form {
  max-width: 680px !important;
  margin: 0 auto !important;
  padding: 10px 0 !important;
  font-family: "Helvetica Neue", Arial, "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif !important;
}

.demo-form .form-group {
  margin-bottom: 28px !important;
}

.demo-form label {
  display: block !important;
  margin-bottom: 10px !important;
  font-size: 16px !important;
  font-weight: 700 !important;
  color: #003b66 !important;
  line-height: 1.6 !important;
}

.demo-form .required,
.demo-form .optional {
  display: inline-block !important;
  margin-left: 8px !important;
  padding: 2px 8px !important;
  border-radius: 3px !important;
  font-size: 12px !important;
  font-weight: 700 !important;
  color: #fff !important;
  vertical-align: middle !important;
}

.demo-form .required {
  background: #e60021 !important;
}

.demo-form .optional {
  background: #999 !important;
}

.demo-form input.form-input,
.demo-form textarea.form-textarea {
  width: 100% !important;
  box-sizing: border-box !important;
  padding: 14px 16px !important;
  border: 1px solid #d8d8d8 !important;
  border-radius: 6px !important;
  background: #fff !important;
  font-size: 16px !important;
  color: #333 !important;
  line-height: 1.6 !important;
}

.demo-form input.form-input {
  height: 50px !important;
}

.demo-form textarea.form-textarea {
  min-height: 140px !important;
  resize: vertical !important;
}

.demo-form input.form-input::placeholder,
.demo-form textarea.form-textarea::placeholder {
  color: #777 !important;
}

.demo-form input.form-input:focus,
.demo-form textarea.form-textarea:focus {
  outline: none !important;
  border-color: #0070c9 !important;
  box-shadow: 0 0 0 2px rgba(0, 112, 201, 0.12) !important;
}

.demo-form .radio-wrap {
  margin-top: 8px !important;
}

.demo-form .wpcf7-list-item {
  margin: 0 24px 8px 0 !important;
}

.demo-form .wpcf7-list-item label {
  display: inline-flex !important;
  align-items: center !important;
  margin-bottom: 0 !important;
  font-size: 16px !important;
  font-weight: 500 !important;
  color: #003b66 !important;
  cursor: pointer !important;
}

.demo-form input[type="radio"] {
  margin-right: 8px !important;
}

.demo-form .form-submit {
  text-align: center !important;
  margin-top: 35px !important;
}

.demo-form input.submit-btn {
  display: inline-block !important;
  min-width: 220px !important;
  padding: 14px 30px !important;
  border: none !important;
  border-radius: 6px !important;
  background: #003b66 !important;
  color: #fff !important;
  font-size: 17px !important;
  font-weight: 700 !important;
  cursor: pointer !important;
  transition: 0.2s !important;
}

.demo-form input.submit-btn:hover {
  background: #00558f !important;
}

.demo-form p {
  margin: 0 !important;
}

.demo-form .wpcf7-form-control-wrap {
  display: block !important;
}

/* スマホ対応 */
@media screen and (max-width: 600px) {
  .demo-form {
    padding: 0 15px !important;
  }

  .demo-form .form-group {
    margin-bottom: 24px !important;
  }

  .demo-form label {
    font-size: 15px !important;
  }

  .demo-form input.form-input,
  .demo-form textarea.form-textarea {
    font-size: 15px !important;
    padding: 13px 14px !important;
  }

  .demo-form .wpcf7-list-item {
    display: block !important;
    margin: 0 0 10px 0 !important;
  }

  .demo-form input.submit-btn {
    width: 100% !important;
  }
}