:root {
  --menu-bg-color-1: #99ff99;
  --menu-bg-color-2: #cccccc;
  --menu-bg-color-3: #04638e;
}

@keyframes fondu {
  from {
    transform: translateY(10%);
    opacity: 0;
  }
  to {
    bottom: 10%;
    opacity: 1;
  }
}


body {
  font-family: sans-serif;
  margin: 0;
}

.part {
  animation: fondu 1s 1;
}

.part_title {
  background-color: var(--menu-bg-color-3);
  padding: 10px;
  border-radius: 30px;
  box-shadow: 1px 1px 2px grey;
  color: white;
  font-size: 20px;
  text-shadow: 1px 1px 2px black;
  text-align: center;
  margin-left: 10%;
  margin-right: 10%;
}

.part_content {
  text-align: center;
  font-size: 20px;
  margin-left: 15%;
  margin-right: 15%;
  /* text-shadow: 0.5px 0.5px 0.5px grey ; */
}