.content-box-title {
  font-family: Microsoft YaHei;
  font-weight: bold;
  font-size: 2.25rem;
  color: #CB0000;
  position: relative;
}
.content-box-title > div:last-child {
  color: #666666;
  font-size: 0.75rem;
}
.content-box-title::before {
  content: '';
  width: 3.5rem;
  height: 3.5rem;
  position: absolute;
  top: -0.5rem;
  left: -1.625rem;
  z-index: 0;
  background: rgba(203, 0, 0, 0.2);
  border-radius: 50%;
}
.contactUs-container {
  display: flex;
  justify-content: center;
  align-items: end;
  flex-wrap: wrap;
  gap: 3.875rem;
  padding: 13.125rem 0 2.9375rem;
}
.contactUs-container .lh-30 {
  line-height: 1.875rem;
  margin-bottom: 1.875rem;
}
.contactUs-container .lh-30 :first-child {
  color: #666666;
}
.contactUs-container .lh-30 :last-child {
  color: #111111;
}
.contactUs-container input {
  border: none;
  background: none;
  outline: none;
}
.contactUs-container input:focus {
  outline: none;
}
.contactUs-container input::placeholder {
  font-size: 0.875rem;
  color: #999999;
}
.contactUs-container .left-content {
  width: 60%;
  max-width: 51.875rem;
}
@media (max-width: 62.5rem) {
  .contactUs-container .left-content {
    width: 100%;
  }
}
.contactUs-container .left-content .information {
  margin-top: 5rem;
}
.contactUs-container .left-content .information .text {
  font-size: 2.25rem;
  color: #111111;
  line-height: 3.125rem;
  font-family: Microsoft YaHei;
  font-weight: 400;
}
.contactUs-container .left-content .information .subtitle {
  font-size: 1.375rem;
  color: #333333;
  margin-bottom: 1.875rem;
  margin-top: 5.625rem;
}
.contactUs-container .right-content {
  flex: 1;
  max-width: 34.375rem;
  background: #FFFFFF;
  border-radius: 0.625rem;
  padding: 2.375rem 1.875rem 4.1875rem 2.5rem;
}
@media (max-width: 768px) {
  .contactUs-container .right-content {
    padding: 1.25rem;
  }
}
.contactUs-container .right-content .input-box {
  width: 100%;
  height: 3.125rem;
  background: rgba(17, 17, 17, 0.03);
  border-radius: 1.5625rem;
  line-height: 3.125rem;
  padding: 0 1.25rem;
  margin-bottom: 1.25rem;
}
.contactUs-container .right-content .input-box .radio-group {
  margin-right: 1.25rem;
}
.contactUs-container .right-content .textarea-box {
  width: 100%;
  background: rgba(17, 17, 17, 0.03);
  border-radius: 1.5625rem;
  padding: 1.125rem 1.25rem;
}
.contactUs-container .right-content .submit-box {
  display: flex;
  justify-content: center;
  margin-top: 1.25rem;
}
.contactUs-container .right-content .submit-box .submit {
  width: 100%;
  height: 3.125rem;
  background: #CB0000;
  border-radius: 1.5625rem;
  text-align: center;
  line-height: 3.125rem;
  font-size: 1rem;
  color: #FFFFFF;
  cursor: pointer;
}
.map {
  background: url("/views/chinese/public/img/contactUs/map_new.png") no-repeat center;
  width: 100%;
  height: 50rem;
  position: relative;
}
.map img {
  width: 20rem;
  height: 20rem;
  position: absolute;
  left: 50%;
  top: 12.75rem;
  transform: translateX(-50%);
}
.input-box {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 0;
  border-bottom: 1px solid #ecf0f1;
}
.input-label {
  font-size: 1rem;
  color: #7f8c8d;
  width: 120px;
}
.radio-container {
  display: flex;
  align-items: center;
  gap: 25px;
}
/* 自定义单选按钮样式 */
.radio-group {
  position: relative;
  padding-left: 30px;
  cursor: pointer;
  display: inline-block;
  color: #34495e;
  font-weight: 500;
  user-select: none;
  transition: color 0.3s;
}
.radio-group input[type="radio"] {
  position: absolute;
  opacity: 0;
  cursor: pointer;
}
/* 自定义单选按钮外观 */
.checkmark {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  left: 0;
  height: 16px;
  width: 16px;
  background-color: #f8f9fa;
  border-radius: 50%;
  border: 2px solid #bdc3c7;
  transition: all 0.3s;
}
/* 鼠标悬停效果 */
.radio-group:hover input ~ .checkmark {
  border-color: #CB0000;
}
/* 选中状态样式 */
.radio-group input:checked ~ .checkmark {
  background-color: #CB0000;
  border-color: #CB0000;
}
/* 选中状态的内圆点 */
.checkmark:after {
  content: "";
  position: absolute;
  display: none;
}
.radio-group input:checked ~ .checkmark:after {
  display: block;
}
/* 内圆点样式 */
.radio-group .checkmark:after {
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: white;
}