#invoice-POS {
  box-shadow: 0 0 1in -0.25in rgba(0, 0, 0, 0.5);
  padding: 2mm;
  margin: 0 auto;
  width: 44mm;
  background: #fff;

  ::selection {
    background: #f31544;
    color: #fff;
  }
  ::moz-selection {
    background: #f31544;
    color: #fff;
  }
  h1 {
    font-size: 1.5em;
    color: #222;
  }
  h2 {
    font-size: 0.9em;
  }
  h3 {
    font-size: 1.2em;
    font-weight: 300;
    line-height: 2em;
  }
  p {
    font-size: 0.7em;
    color: #666;
    line-height: 1.2em;
  }

  #top,
  #mid,
  #bot {
    /* Targets all id with 'col-' */
    border-bottom: 1px solid #eee;
  }

  #top {
    min-height: 100px;
  }
  #mid {
    min-height: 80px;
  }
  #bot {
    min-height: 50px;
  }

  #top .logo {
    height: 60px;
    width: 60px;
    background: url(http://michaeltruong.ca/images/logo1.png) no-repeat;
    background-size: 60px 60px;
  }
  .clientlogo {
    float: left;
    height: 60px;
    width: 60px;
    background: url(http://michaeltruong.ca/images/client.jpg) no-repeat;
    background-size: 60px 60px;
    border-radius: 50px;
  }
  .info {
    display: block;

    margin-left: 0;
  }
  .title {
    float: right;
  }
  .title p {
    text-align: right;
  }
  table {
    width: 100%;
    border-collapse: collapse;
  }

  .tabletitle {
    font-size: 0.5em;
    background: #eee;
  }
  .service {
    border-bottom: 1px solid #eee;
  }
  .item {
    width: 24mm;
  }
  .itemtext {
    font-size: 0.5em;
  }

  #legalcopy {
    margin-top: 5mm;
  }
}
.btn-4 {
  border: 1px solid;
  overflow: hidden;
  position: relative;
  
  span {
    z-index: 20;
  }
  
  &:after {
    background: #fff;
    content: "";
    height: 155px;
    left: -75px;
    opacity: .2;
    position: absolute;
    top: -50px;
    transform: rotate(35deg);
    transition: all 550ms cubic-bezier(0.19, 1, 0.22, 1);
    width: 50px;
    z-index: -10;
  }
}

.btn-4:hover {
  
  &:after {
    left: 120%;
    transition: all 550ms cubic-bezier(0.19, 1, 0.22, 1);
  }
}