.container {
  max-width: 1080px;
  margin: auto;
}
.site-header {
  /*background-color: rgba(99, 243, 111, 0.85);*/
  background-color:#198754;
  position: fixed;
  width: 100vw;
  height: 65px;
  z-index:1080;
}
.topnav-right {
  float: right;
  margin-right: 1rem;
}
.site-header a {
  color: #fff;
  transition: color .15s ease-in-out;
}
.site-header a:hover {
  color: #000;
  text-decoration: none;
}
.product-device {
  position: absolute;
  right: 10%;
  bottom: -30%;
  width: 300px;
  height: 540px;
  background-color: #333;
  border-radius: 21px;
  transform: rotate(30deg);
}

.product-device::before {
  position: absolute;
  top: 10%;
  right: 10px;
  bottom: 10%;
  left: 10px;
  content: "";
  background-color: rgba(255, 255, 255, .1);
  border-radius: 5px;
}

.product-device-2 {
  top: -25%;
  right: auto;
  bottom: 0;
  left: 5%;
  background-color: #e5e5e5;
}

.flex-equal > * {
  flex: 1;
}
@media (min-width: 768px) {
  .flex-md-equal > * {
    flex: 1;
  }
}