body, html {
  background-color: #383635;
  height: 100%;
}
.banner-image {
  background: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url('../swirls.jpg') no-repeat center;  
  position: relative;
  font-size: 12px;
}
.banner-text {
  position: absolute;
  top: 55%;
  transform: translate(-50%, -50%);
  color: white;
  font-family: "Bahnschrift", sans-serif;
}
@media screen and (width >= 40rem) {
  .banner-text {
    left: 50%;
    text-align: center;
    font-size: 1.5rem;
    white-space: nowrap;
  }
  .banner-image {
    height: 100px;
  }
}
@media screen and (width < 40rem) {
  .banner-text {
    left: 25%;
    text-align: left;
    font-size: 0.7rem;
    white-space: wrap;
  }
  .banner-image {
    height: 80px;
  }
}
.overlay-text {
  right: 20px;
  background-color: black;
  color: white;
  padding: 10px;
  font-weight: bold;
  font-size: calc(0.9rem + 0.1vw);
  font-family: "Helvetica", sans-serif;
}
.overlay-button {
  position: absolute;
  top: 50%;
  right: 0;
  margin-right: 10px;
  transform: translateY(-50%);
  text-decoration: none;
}
a {
  display: inline-block;
  color: white;
}
.center-container {
  text-align: center;
}
.container {
  max-width: 800px;
  position: relative;
  margin: 0 auto;   
}
.container img {
  width: 100%;
}
.container h3 {
  background-color: rgba(0,0,0,0.6);
  color: #fff;
  position: absolute;
  bottom: 0;
  left: 20px;
  padding: 10px;
  font-family: "Bahnschrift", sans-serif;
  font-size: calc(1rem + 0.2vw);
}
h3 {
  color: #fff;
  left: 20px;
  padding: 8px;
  font-family: "Bahnschrift", sans-serif;
  font-size: calc(1rem + 0.2vw);
}
#welcome-frame {
  max-width: 800px;
  margin: 0 auto;
  background-color: #5a5754;
}
h4 {
  color: #fff;
  font-size: 15px;
  text-align: center;
}
#welcome-frame h3 {
  color: #fff;
  padding-left: 8px;
  font-family: "Bahnschrift", sans-serif;
  font-size: 20px;
  margin-bottom: 1px;
}
#welcome-frame h4 {
  color: white;
  padding-left: 8px;
  padding-right: 8px;
  text-align: left;
  font: 15px Arial, sans-serif;
}
#frame {
  max-width: 800px;
  margin: 0 auto;
  background-color: #5a5754
}
footer {
  padding-top: 10px;
  width: 100%;
  color: white;
  text-align: center;
  font-size: calc(0.7rem + 0.2vw);
  font-family: "Bahnschrift", sans-serif;
  border-top: 1px solid silver;
}