.commonProblems {
  margin-bottom: 60px; }
  .commonProblems .table-row2-clo3 {
    width: 100%;
    border-collapse: collapse;
    table-layout: fixed;
    border-spacing: 0; }
  .commonProblems .table-question td {
    padding: 25px 0 20px;
    vertical-align: top; }
  .commonProblems .table-row2-clo3 td {
    width: 33.33333333%;
    border: 1px solid #e5e5e5; }
  .commonProblems .table-question h3 {
    color: #333;
    font-size: 16px;
    margin: 0 0 12px 20px; }
  .commonProblems .table-question .question-list {
    margin: 0 10px 0 14px; }
  .commonProblems .table-question .question-list li {
    width: 100%;
    text-overflow: ellipsis;
    white-space: nowrap;
    overflow: hidden; }
  .commonProblems .table-question .question-item {
    color: #38f;
    font-size: 12px;
    line-height: 25px; }

.banner {
  background-image: url(../images/5213291100ca11e5a3e81f02e4123b2c.jpg);
  background-repeat: no-repeat;
  background-position: center center;
  background-size: cover;
  height: 420px;
  color: #fff;
  text-align: center;
  position: relative; }
  .banner .parent {
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5); }
  .banner .tit {
    padding-top: 90px;
    font-size: 44px;
    line-height: 52px;
    font-weight: 400; }
  .banner .desc {
    font-size: 20px;
    line-height: 28px;
    margin-top: 20px;
    font-weight: 400; }
  .banner .btn {
    margin-top: 50px;
    display: block;
    width: 180px;
    border-radius: 5px;
    height: 40px;
    color: #fff;
    line-height: 40px;
    margin: 0 auto;
    font-size: 14px;
    margin-top: 60px; }
  .banner .tpl {
    margin-top: 10px;
    color: #fff;
    font-size: 14px; }

.ponge_title {
  margin-top: 50px;
  margin-bottom: 50px;
}

@media (max-width: 1999px) {
  .banner {
    height: 320px;
    background-size: cover; } }

@media (max-width: 991px) {
  .banner {
    height: 220px;
    background-size: cover; } }

@media (max-width: 767px) {
  .banner {
    height: 180px;
    background-size: cover; } }

@media (max-width: 575px) {
  .banner {
    height: 130px;
    background-size: cover; }
   }

   @media (max-width:575px){
    .commonProblems .table-question h3{
      margin-right:20px;
      font-size:14px;
      line-height: 24px;
      text-align: center;
    }
   }