.signup-container {

    width: 100%;
    margin: auto;
    margin-top: 100px;
    padding: 30px;
}

#signup-form {

    max-width: 300px;
    margin: auto;
    background: #fff;
    padding: 20px;
    border-radius: 5px;
    box-shadow: 0px 0px 15px 0px rgba(0, 0, 0, 0.1);
}

h2 {
    margin-top: 0px !important;
}