.aa-marquee-container {
  position: relative;
  width: 100%;
}
.aa-marquee {
  background-color: #ddd;
}
.aa-marquee-slide {
  position: relative;
  display: flex;
  flex-flow: column wrap;
  justify-content: center;
  align-items: center;
  height: 550px;
  background-size: cover;
  background-repeat: no-repeat;
}
.aa-marquee-slide::before {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  content: '';
  background-image: linear-gradient(to top, rgba(0, 0, 0, 1), rgba(0, 0, 0, .5));
  z-index: 1;
}
.aa-marquee-slide-content {
  max-width: 1200px;
  padding: 30px;
  text-align: center;
  z-index: 3;
}
.aa-marquee-slide-title * {
  color: #FFFFFF;
}
.aa-marquee-slide-subtitle {
  color: #FFFFFF;
  font-size: 1.4em;
}
.aa-marquee-slide-description {
  color: #FFFFFF;
  font-size: 1.2rem;
}
.aa-marquee-slide-btn .btn {
  margin: 20px auto;
}

@media only screen and (max-width: 1000px) {
  .aa-marquee-slide {
    height: 600px;
  }
}