* {
    padding: 0;
    margin: 0;
    box-sizing: border-box;
}
body{
    font-family: "Montserrat";
}
section{
    min-height: 100vh;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: aliceblue;
}
.container{
    max-width: 400px;
    width: 90%;
    padding: 20px;
    box-shadow: 0px 0px 20px #00000020;
    border-radius: 8px;
    background-color: white;
}
.step {
    display: none;
}
.step.active{
    display: block;
}
.form-group{
    width: 100%;
    margin-top: 20px;
}
.form-group input{
    width: 100%;
    border: 1.5px solid rgba(128,128,128,0.418);
    padding: 5px;
    font-size: 18px;
    margin-top: 5px;
    border-radius: 4px;
}
button.next-btn,
button.previous-btn,
button.submit-btn {
    float: right;
    margin-top: 20px;
    padding: 10px 30px;
    border: none;
    outline: none;
    background-color: rgb(180,220,255);
    font-family: 'Montserrat';
    font-size: 18px;
    cursor: pointer;
}
button.previous-btn{
    float: left;
}
button.submit-btn{
    background-color: aquamarine;
}