.oscilloscope {
  width: 200px;
  height: 50px;
  flex: 0 1 auto;
  position: relative;
  background: linear-gradient(0deg, #0c1c26f0, #294b60b8, #0c1c26f0);
  border-radius: 12%;
  border: 3px solid #0c1c26f0;
  outline: 1px solid #294b6045;
  overflow: hidden;
}

.oscilloscope--grid {
  display: none;
}
.machine-back.-active .oscilloscope--grid {
  display: block;
}

@media (max-width: 525px) {
  .oscilloscope {
    width: 90%;
  }
}