.upsell-wrapper {

  z-index: 10000;
  background: rgba(0,0,0,.8);
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  
}

.upsell-modal {  
    position: fixed;
    left: 50%;
    top: 50%;
    height: 505px;
    max-width: 1000px;
    background: #fff;
    box-sizing: border-box;
    padding: 20px;
    width: 95%;
  	transform: translate(-50%, -50%);
}

strong {
  font-weight: bold;
  font-size: 21px;
  text-transform: uppercase;
  color: #000;
}

p {
  font-size: 13px;
  color: #000;
}
.modal-close {
  position: absolute;
  right: 5px;
  top: 5px;
  text-align: right;
  width: 100%;
}

.modal-close a {
  color: #000;
  font-size: 13px;
}
/* PRODUCT GRID */

.upsell-grid {
  margin: 0;
  padding:0;
  list-style: none;
}
.upsell-grid li {
  width: 25%;
 float: left;
  box-sizing: border-box;
  padding:5px;
  font-size: 13px;
  text-align: center;
  list-style: none;
  border: solid 1px transparent;
}
.upsell-grid li strong{
 font-size: 13px; 
}

/* BUTTONS */

.upsell-buttons {
  text-align: right;
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
}
.no-thanks {
	font-size: 13px;
  color: #000;
  text-decoration: underline;
  margin-right: 28px;
}
.upsell-checkout, .upsell-checkout:hover {
	font-size: 13px;
  color: #fff;
  text-decoration: none;
  background: #000;
  padding: 5px 10px;tt
}

@media (max-width: 767px) {  
  // mobile
  .upsell-wrapper {
    z-index: 99999;
    background: rgba(0,0,0,.8);
    position: absolute !important;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
  }
  .upsell-modal {
    position: absolute;
    left: 50%;
    top: 50%;
    height: 450px;
    max-width: 300px;
    background: #fff;
    box-sizing: border-box;
    padding: 20px;
    overflow-y: scroll;
    width: 95%;
  	transform: translate(-50%, -50%);
  }
  .upsell-grid li {
    width: 50%;
    float: left;
    box-sizing: border-box;
    padding:5px;
    font-size: 13px;
    text-align: center;
  }
}