* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Arial, Helvetica, sans-serif;
}

body {

    background: #f4f7fb;

    display: flex;

    justify-content: center;

    align-items: center;

    min-height: 100vh;

    padding: 30px;

}

.container {

    background: #fff;

    width: 100%;

    max-width: 650px;

    padding: 35px;

    border-radius: 12px;

    box-shadow: 0 10px 25px rgba(0, 0, 0, .1);

}

h1 {

    text-align: center;

    margin-bottom: 10px;

    color: #222;

}

p {

    text-align: center;

    margin-bottom: 30px;

    color: #666;

}

label {

    display: block;

    margin-top: 18px;

    margin-bottom: 6px;

    font-weight: bold;

}

input {

    width: 100%;

    padding: 12px;

    border: 1px solid #ccc;

    border-radius: 8px;

    font-size: 15px;

}

input:focus {

    outline: none;

    border-color: #2ecc71;

}

button {

    margin-top: 30px;

    width: 100%;

    padding: 14px;

    background: #2ecc71;

    color: white;

    font-size: 17px;

    border: none;

    border-radius: 8px;

    cursor: pointer;

}

button:hover {

    background: #27ae60;

}

@media(max-width:600px) {

    .container {

        padding: 20px;

    }

}