* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
body {
  display: flex;
  align-items: center;
  justify-content: center;
  background-image: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)),
    url("./images/2201_w030_n002_291b_p1_291.jpg");
  background-position: center;
  background-size: cover;
  height: 100vh;
  opacity: 0.77;
}
.container {
  height: 360px;
  width: 400px;
  background-color: white;
  position: relative;
  border-radius: 15px;
  overflow: hidden; /* to hide the other forms*/
}
h3 {
  text-align: center;
  margin-bottom: 35px;
  color: #777;
}
.container form {
  width: 330px;
  position: absolute;
  top: 75px;
  left: 35px;
  transition: 0.5s;
}
form input {
  width: 100%;
  padding: 10px 5px;
  margin: 5px 0;
  border: none;
  border-bottom: 1px solid black;
  background: transparent;
  outline: none;
}
::placeholder {
  color: black;
}
.btn-box {
  width: 100%;
  margin: 30px auto;
  text-align: center;
  font-weight: bold;
}
form button {
  width: 118px;
  height: 35px;
  margin: 0 10px;
  background-image: linear-gradient(to top left, #2f2f71, #7a589c 55%);
  border-radius: 15px;
  color: white;
  outline: 1px solid rgb(190, 180, 180);
  cursor: pointer;
}

#form2 {
  left: 450px;
}
#form3 {
  left: 450px;
}
.step-row {
  width: 400px;
  height: 40px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  box-shadow: 0 -1px 5px -1px #000;
  position: relative;
}
.step-col {
  width: 133.3px;
  text-align: center;
  color: #333;
  position: relative;
  color: white;
}
#progress {
  position: absolute;
  height: 100%;
  width: 120px;
  background: linear-gradient(to right, #292965 9%, #502c74 80%);
  transition: 0.9s;
}
#progress::after {
  content: "";
  height: 0px;
  width: 0px;
  border-top: 20px solid transparent;
  border-bottom: 20px solid transparent;
  position: absolute;
  right: -20px;
  top: 0;
  border-left: 20px solid rgba(59, 18, 91, 0.878);
}