/* 内容区 */

@media screen and (min-width: 1000px) {
  .headBox {
    width: 10rem;
    height: 22.71875rem;
    background: url("../images/ChintSparkProgram/indexAIBg.png") no-repeat
      center center;
    background-size: 100% 100%;
    position: relative;
  }
  .loginBtn {
    width: 1.34375rem;
    height: 0.364583rem;
    background: url("../images/ChintSparkProgram/loginBtn.png") no-repeat center
      center;
    background-size: 100% 100%;
    cursor: pointer;
    position: absolute;
    left: 0.84375rem;
    top: 3.583333rem;
  }
}

@media screen and (max-width: 1000px) {
  .headBox {
    width: 100%;
    height: auto;
    min-height: 20rem;
    background: url("../images/ChintSparkProgram/indexAIBg.png") no-repeat
      center top;
    background-size: 100% auto;
    position: relative;
    padding-bottom: 1rem;
  }
  .loginBtn {
    width: 3rem;
    height: 0.9rem;
    background: url("../images/ChintSparkProgram/loginBtn.png") no-repeat center
      center;
    background-size: 100% 100%;
    cursor: pointer;
    position: absolute;
    transform: scale(0.5);
    top: 3.5rem;
    z-index: 10;
  }
}