.in ul {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-around;

  width: 1000px;
}

.in li {
  height: 400px;
  width: 300px;
  background-color: #4ecb71;
  border: 4px white solid;
  flex: 0 0 auto;
  margin-left: 1rem;
  margin-bottom: 5rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  text-align: center;
}

.in {
  padding-top: 10rem;
  display: flex;
  justify-content: center;
}
.in h1 {
  margin-bottom: 30px;
  font-size: xx-large;
}
.in p {
  margin-bottom: 10px;
}
.in img {
  height: 100px;
  width: 100px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 30px;
}
.popup {
  background-color: green;
  border: 4px white solid;
  width: 420px;
  padding: 30px 40px;
  position: absolute;
  transform: translate(-50%, -50%);
  left: 50%;
  top: 50%;
  border-radius: 8px;
  display: none;
  font-family: "Poppins", sans-serif;
  text-align: center;
  z-index: 3;
}
.popup button {
  display: block;
  margin: 0 0 20px auto;
  background-color: transparent;
  font-size: 30px;
  color: #ffffff;
  background: gray;
  border-radius: 100%;
  width: 40px;
  height: 40px;
  border: none;
  outline: none;
  cursor: pointer;
}
.popup h2 {
  margin-top: -20px;
}
.popup p {
  font-size: 14px;
  text-align: justify;
  margin: 20px 0;
  line-height: 25px;
}