DEMOs

#terminal-styling {
  .styles {
    position: relative;
    color: color(white);
    font-family: Inconsolata, monospace;
    font-size: torem(14px);
    text-shadow: 0 0 torem(5px) #c8c8c8;
    background-color: color(black);
    background-image: radial-gradient(
      rgba(0, 150, 0, 0.75), color(black) 120%
    );

    &::after {
      content: '';
      position: absolute;
      top: 0;
      left: 0;
      bottom: 0;
      right: 0;
      background: repeating-linear-gradient(
        0deg,
        rgba(black, 0.15),
        rgba(black, 0.15) 1px,
        transparent 1px,
        transparent 2px
      );
      pointer-events: none;
    }

    &::selection {
      background: #0080ff;
      text-shadow: none;
    }
  }
}