* {
  box-sizing: border-box;
}
.timeline {
  position: relative;
  max-width: 1200px;
  margin: 0 auto;
}

.timeline::after {
  content: '';
  position: absolute;
  width: 6px;
  background: #fffdec;
  box-shadow: inset 5px 0px 15px 10px #dad09473;
  border: 1px solid var(--color-blue);   border-radius: 10px;
  filter: drop-shadow(0px 1px var(--color-purple))
    drop-shadow(0 -1px var(--color-purple))
    drop-shadow(1px 0 var(--color-purple))
    drop-shadow(-1px 0 var(--color-purple))
    drop-shadow(2px 2px 2px var(--color-purple));
  top: 0;
  bottom: 0;
  left: 50%;
  margin-left: -3px;
}

.container {
  padding: 1rem;
  position: relative;
  background-color: inherit;
  width: 50%;
}

.container::after {
  content: '';
  position: absolute;
  width: 25px;
  height: 25px;
  right: -17px;
  border: 1px solid var(--color-purple);
  top: 15px;
  border-radius: 50%;
  z-index: 1;
   filter: drop-shadow(0px 1px var(--color-purple))
    drop-shadow(0 -1px var(--color-purple))
    drop-shadow(1px 0 var(--color-purple))
    drop-shadow(-1px 0 var(--color-purple))
    drop-shadow(2px 2px 2px var(--color-purple));
    background: #f7ecff;
  box-shadow: inset 5px 0px 15px 10px #d4b1eb73;
  border: 1px solid var(--color-purple);
}

.left {
  left: 0;
}

.right {
  left: 50%;
}


.right::after {
  left: -16px;
}

.timeline-content {
  padding: 1rem .5rem;
  background: #ffecfd;
  box-shadow: inset 5px 0px 15px 10px #ebb1d373;
  border-radius: 10px;
  border: 1px solid var(--color-pink);
  position: relative;
  border-radius: 7px;
   filter: drop-shadow(0px 1px var(--color-purple))
    drop-shadow(0 -1px var(--color-purple))
    drop-shadow(1px 0 var(--color-purple))
    drop-shadow(-1px 0 var(--color-purple))
    drop-shadow(2px 2px 2px var(--color-purple));
}

@media screen and (max-width: 600px) {
  .timeline::after {
    left: 31px;
  }

  .container {
    width: 100%;
    padding-left: 70px;
    padding-right: 25px;
  }

  .container::before {
    left: 60px;
    border: medium solid var(--color-darkpurple);
    border-width: 10px 10px 10px 0;
    border-color: transparent var(--color-darkpurple) transparent transparent;
  }

  .left::after, .right::after {
    left: 15px;
  }

  .right {
    left: 0%;
  }
}