grav-theme-libretic/scss/template/modular/_text.scss

// variables
$text-bg:        #EEEEEE;
$text-padding:   2rem;
$image-margin:      2rem;


// styling
.callout {
    background: $text-bg;
    padding: $text-padding $content-padding;
    padding-top: $text-padding;
    padding-bottom: 0;
    text-align: center;
    overflow: hidden;
    clear: both;
    position: relative;
    @include breakpoint(desktop-only) {
        text-align: center;
    }
    .callout-line {
        background: $page-bg;
        width: 100%;
        height: 7rem;
        position: absolute;
        left: 0;
        bottom: 0;
        z-index: 0;
    }

   // macbook
   .notebook{
      display: inline-block;
      text-align: left;
      min-width: 33%;
      position: relative;
      z-index: 10;

      @include breakpoint(desktop-range) {
        width: 100%;
        float: none;
      }
      @include breakpoint(tablet-range) {
        width: 100%;
        float: none;
      }
      @include breakpoint(mobile-only) {
        width: 100%;
        float: none;
      }
       @include breakpoint(small-mobile-range) {
        width: 150%;
        margin-left: -3.8rem;
        float: none;
      }

  }
  .notebook .screen:before {
      content: "";
      position: absolute;
      border-radius: 50%;
      background: #E5EBED;
      height: 0.25rem;
      width: 0.25rem;
      margin: 0.3125rem 0 0 8.625rem;
  }
  .notebook .screen{
      background:#464C51;
      border-radius: 0.5rem 0.5rem 0 0;
      height: 11.72rem;
      width: 18.28rem;
      margin: 0 auto;

      .screen-content {
        height: 10.1rem;
        width: 16.73rem;
        position: absolute;
        z-index: 1;
        margin-top: 0.8rem;
        margin-left: 0.8rem;
        background-size: cover;
        background-repeat: no-repeat
    }
    .screen-content-hover {
        @extend .default-animation;
        height: 10.1rem;
        width: 16.73rem;
        position: absolute;
        z-index: 2;
        opacity: 0;
        margin-top: 0.8rem;
        margin-left: 0.8rem;
        background-color: $core-accent;
        .fa-plus-square {
            font-size: 5rem;
            color: #464C51;
            margin-top: 2.5rem;
            margin-left: 5.9rem;
        }
        &:hover {
            opacity: 0.8;
        }
    }
  }
  .notebook .screen:after{
      content: "";
      position: absolute;
      background: #161B21;
      height: 10rem;
      width: 16.63rem;
      border-radius: 0.125rem;
      margin: 0.875rem 0 0 0.8125rem;
      transition: background 1s ease-in-out;
  }

  .notebook .keyboard {
      background: #DFDCDC;
      border-radius: 0 0 0.3125rem 0.3125rem;
      height: 1.25rem;
      width: 21.88rem;
      margin: 0 auto;
  }
  .notebook .keyboard:after {
      content: "";
      position: absolute;
      background: #757979;
      height: 0.375rem;
      width: 3.125rem;
      margin: 0 0 0 9.375rem;
      border-radius: 0 0 0.5rem 0.5rem;
  }
  .keyboard:before {
      content: "";
      position: absolute;
      height: 0.5rem;
      width: 23.13rem;
      margin: 0.4375rem 0 0 -0.625rem;
      z-index: -1;
      border-radius: 100%;
  }

}