html {
  position: relative;
  min-height: 100%;
  font-size: 12px;
}

body {
  margin: 0;
  padding: 56px;
}

  /* 2. Create a fixed background layer */
  body::before {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background-image: url('../images/img_20180106_105957.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
  }

.paper-container {
  background-color: #ffffff;
  width: 80%; 
  max-width: 800px; 
  margin: 75vh auto 10vh auto; 
  padding: 60px;
  min-height: 100vh;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  border-radius: 2px;
}

.custom-carousel {
  max-width: 600px;
  margin: 100px auto auto auto;
}

.carousel-item img {
  height: 400px;
  object-fit: contain;
}

.content-section {
  display: flex;
  align-items: flex-start;
  border-top: 1px solid #eee;
  max-width: 680px;
}

.sticky-header {
  flex: 0 0 30%;
  position: -webkit-sticky;
  position: sticky;
  top: 100px;
  width: 30%;
  padding: 20px;
  background: white;
  z-index: 10;
}

.explanation-content {

  padding: 20px;
  font-size: 1.1rem;
  line-height: 1.6;

}
.content-wrapper {
  flex: 0 0 70%;
  display: block;
}

.explanation-content > p {
  margin-bottom: 0px;
}

.bi::before {
  display: inline-block;
  font-family: bootstrap-icons !important;
  font-style: normal;
  font-weight: normal !important;
  font-variant: normal;
  text-transform: none;
  line-height: 1;
  vertical-align: -.125em;
  -webkit-font-smoothing: antialiased;
}

/*
  
 /$$      /$$           /$$       /$$ /$$                  /$$$$$$                        /$$     /$$                    
| $$$    /$$$          | $$      |__/| $$                 /$$__  $$                      | $$    |__/                    
| $$$$  /$$$$  /$$$$$$ | $$$$$$$  /$$| $$  /$$$$$$       | $$  \__/  /$$$$$$   /$$$$$$$ /$$$$$$   /$$  /$$$$$$  /$$$$$$$ 
| $$ $$/$$ $$ /$$__  $$| $$__  $$| $$| $$ /$$__  $$      |  $$$$$$  /$$__  $$ /$$_____/|_  $$_/  | $$ /$$__  $$| $$__  $$
| $$  $$$| $$| $$  \ $$| $$  \ $$| $$| $$| $$$$$$$$       \____  $$| $$$$$$$$| $$        | $$    | $$| $$  \ $$| $$  \ $$
| $$\  $ | $$| $$  | $$| $$  | $$| $$| $$| $$_____/       /$$  \ $$| $$_____/| $$        | $$ /$$| $$| $$  | $$| $$  | $$
| $$ \/  | $$|  $$$$$$/| $$$$$$$/| $$| $$|  $$$$$$$      |  $$$$$$/|  $$$$$$$|  $$$$$$$  |  $$$$/| $$|  $$$$$$/| $$  | $$
|__/     |__/ \______/ |_______/ |__/|__/ \_______/       \______/  \_______/ \_______/   \___/  |__/ \______/ |__/  |__/

*/

@media (max-width: 768px) {
  html {
    font-size: 10px;
  }

  body {
    background-attachment: scroll;
  }

    body::before {
      /* Focuses the image on the left edge */
      background-position: left center;
      /* OR use a percentage to fine-tune (e.g., 20% from the left) */
      /* background-position: 20% center; */
    }

  .paper-container {
    width: 100%;
    padding: 0px;
  }

  .content-section {
    flex-direction: column;
    top: 35px;
  }

  .sticky-header {
    width: 100%;
    flex: none;
    top: 35px;
    padding: 15px 20px;
    border-bottom: 1px solid #eee;
  }

  .content-wrapper {
    width: 100%;
    flex: none;
  }

  h3 {
    font-size: 12px;
  }
}