#sobre {
      background-position-y: 35%;
    }
    @media (max-width: 991px) {
      #sobre:before {
        content: '';
        position: absolute;
        inset: 0 0 0 0;
        background-color: #d8e0e7cc;
        -webkit-backdrop-filter: blur(100px);
        backdrop-filter: blur(100px);
      }
    }