style-success.css

body, html {
    height: 100%;
    background-repeat: no-repeat;



background: radial-gradient(circle, #15a9d6, #f52105, #06ba33, #005214);
background-size: 600% 100%;
  

position: relative;




}

.login-form {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    padding: 80px 60px 60px;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 10px;
    z-index: 9999;
}

.login-form h1 {
    text-align: center;
    font-size: 2.5em;
    margin-bottom: 50px;
    color: #000;
    z-index: 9999;
}

.login-form label {
    display: block;
    margin-bottom: 10px;
    font-size: 1.2em;
    color: #000;
    z-index: 9999;
}

.login-form input[type="email"],
.login-form input[type="password"] {
    width: 100%;
    padding: 10px;
    font-size: 1.2em;
    border-radius: 5px;
    border: none;
    margin-bottom: 20px;
    background: #eee;
    z-index: 9999;
}

.login-form input[type="submit"] {
    background: #000;
    color: #fff;
    border: none;
    padding: 10px;
    font-size: 1.2em;
    border-radius: 5px;
    cursor: pointer;
    z-index: 9999;

}

.login-form input[type="submit"]:hover {
    background: #444;
    z-index: 9999;
}

@media screen and (max-width: 768px) {
    .login-form {
        padding: 50px 30px 30px;
        max-width: 90%;
        z-index: 9999;
    }

    .login-form h1 {
        font-size: 2em;
        margin-bottom: 30px;
        z-index: 9999;
    }

    .login-form input[type="email"],
    .login-form input[type="password"] {
        font-size: 1em;
    }

    .login-form input[type="submit"] {
        font-size: 1em;
    }
}