/* 框架 */
     section {
         position: relative;
         z-index: 1;
         overflow: hidden;
         width: 100%;
         padding: 90px var(--container);
     }


     @media (max-width: 1200px) {
         section {
             padding: 60px var(--container);
         }
     }

     @media (max-width: 720px) {
         section {
             padding: 30px var(--container);
         }
     }

     /* 标题 */
     .indexTitle {
         display: flex;
         flex-direction: column;
         align-items: center;
         margin-bottom: 60px;
     }

     .indexTitle h1 {
         color: #081232;
         font-size: 42px;
         text-align: center;
     }

     @media (max-width: 1200px) {
         .indexTitle {
             margin-bottom: 45px;
         }

         .indexTitle h1 {
             font-size: 34px;
         }
     }

     @media (max-width: 720px) {
         .indexTitle {
             margin-bottom: 30px;
         }

         .indexTitle h1 {
             font-size: 28px;
         }
     }