* {
    box-sizing: border-box;
  }

  /* The actual timeline (the vertical ruler) */
  .timeline {
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
  }
  
  /* The actual timeline (the vertical ruler) */
  .timeline::after {
    content: '';
    position: absolute;
    width: 6px;
    height: 100%;
    background-color: orange;
    border-style: solid;
    border-color: black;
    top: 0;
    bottom: 0;
    left: 50%;
    margin-left: -3px;
  }
  
  /* Container around content */
  .container {
    padding: 10px 40px;
    position: relative;
    background-color: inherit;
    width: 50%;
  }
  
  /* The circles on the timeline */
  .container::after {
    content: '';
    position: absolute;
    width: 25px;
    height: 25px;
    right: -17px;
    background-color: orange;
    border: 4px solid black;
    top: 15px;
    border-radius: 50%;
    z-index: 1;
  }
  
  /* Place the container to the left */
  .left {
    left: 0;
  }
  
  /* Place the container to the right */
  .right {
    left: 50%;
  }
  
  /* Add arrows to the left container (pointing right) */
  .left::before {
    content: " ";
    height: 0;
    position: absolute;
    top: 22px;
    width: 0;
    z-index: 1;
    right: 30px;
    border: medium solid white;
    border-width: 10px 0 10px 10px;
    border-color: transparent transparent transparent black;
  }
  
  /* Add arrows to the right container (pointing left) */
  .right::before {
    content: " ";
    height: 0;
    position: absolute;
    top: 22px;
    width: 0;
    z-index: 1;
    left: 30px;
    border: medium solid orange;
    border-width: 10px 10px 10px 0;
    border-color: transparent black transparent transparent;
  }
  
  /* Fix the circle for containers on the right side */
  .right::after {
    left: -16px;
  }
  
  /* The actual content */
  .content {
    padding: 20px 30px;
    background-color: orange;
    color: black;
    border-color: black;
    border-style: solid;
    position: relative;
    border-radius: 6px;
  }
  
  /* Media queries - Responsive timeline on screens less than 600px wide */
  @media screen and (max-width: 600px) {
  /* Place the timelime to the left */
    .timeline::after {
      left: 31px;
    }
  
  /* Full-width containers */
    .container {
      width: 100%;
      padding-left: 70px;
      padding-right: 25px;
    }
  
  /* Make sure that all arrows are pointing leftwards */
    .container::before {
      left: 60px;
      border: medium solid orange;
      border-width: 10px 10px 10px 0;
      border-color: transparent black transparent transparent;
    }
  
  /* Make sure all circles are at the same spot */
    .left::after, .right::after {
      left: 15px;
    }
  
  /* Make all right containers behave like the left ones */
    .right {
      left: 0%;
    }
  }

  .flip-card {
    background-color: transparent;
    width: 300px;
    height: 500px;
    perspective: 1000px; /* Remove this if you don't want the 3D effect */
  }
  
  /* This container is needed to position the front and back side */
  .flip-card-inner {
    position: relative;
    width: 100%;
    height: 100%;
    text-align: center;
    transition: transform 0.8s;
    transform-style: preserve-3d;
  }
  
  /* Do an horizontal flip when you move the mouse over the flip box container */
  .flip-card:hover .flip-card-inner {
    transform: rotateY(180deg);
  }
  
  /* Position the front and back side */
  .flip-card-front, .flip-card-back {
    position: absolute;
    width: 100%;
    height: 100%;
    -webkit-backface-visibility: hidden; /* Safari */
    backface-visibility: hidden;
  }
  
  
  /* Style the back side */
  .flip-card-back {
    background-color: #ffebcb;
    color: black;
    border-radius: 10px;
    transform: rotateY(180deg);
  }
  .img-gall{
    background-image: linear-gradient(to bottom right, #ffebcb, #ffa500);
  }