#mistake {
  position: fixed;
  inset: 0;
  z-index: 1000;
  width: 100%;
  background: rgba(17, 24, 39, 0.52);
  backdrop-filter: blur(6px);
}

* html #mistake {
  background-image: none;
}

#m_window {
  position: absolute;
  background: #ffffff;
  border: 1px solid rgba(255,255,255,0.65);
  border-radius: 24px;
  overflow: hidden;
  width: 440px;
  height: 490px;
  box-shadow: 0 28px 70px rgba(17, 24, 39, 0.28);
  z-index: 150;
}

#m_frame {
  border: 0;
  overflow: auto;
  width: 100%;
  height: 100%;
  background: transparent;
}

* html #m_frame {
  margin-top: 7px;
}