.bleft-answer {
    border-left: 0.25rem solid rgb(197, 211, 9);
    background-color: rgb(255, 253, 231);
    border-top-right-radius: 1rem;
    border-bottom-right-radius: 1rem;
  }

  .theorem {
    border-left: 0.25rem solid rgb(255, 116, 236);
    background-color: rgb(255, 249, 254);
    border-top-right-radius: 1rem;
    border-bottom-right-radius: 1rem;
    margin-top: .5rem;
    padding: 1rem;
    line-height: 1.625;
    line-height: 1.625;
  }

  .theorem::before {
    content: "Theorem: ";
    font-weight: bold;
  }

  .proof {
    border-left: 0.25rem solid rgb(61, 223, 255 );
    background-color: rgb(223, 245, 250);
    border-top-right-radius: 1rem;
    border-bottom-right-radius: 1rem;
    margin-top: 1rem;
    padding: 1rem;
    line-height: 1.625;
    line-height: 1.625;
  }

  .text-head {
    color: rgb(32, 192, 255);
  }