style.css

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

body {
    background-color: #ff0000;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

.container {
    text-align: center;
    width: 350px;
    box-shadow: 0px 4px 8px rgba(0, 0, 0, 0.2);
    border-radius: 15px;
    padding: 25px;
    background-color: #ffffff;
}

h1 {
    color: #000701;
    font-size: 1.8em;
}

p {
    color: #070200;
    font-size: 1.1em;
    margin: 8px 0;
}

#msg {
    font-weight: bold;
    margin: 10px 0;
}

#inp {
    padding: 8px;
    width: 80%;
    font-size: 1em;
    border: 2px solid #000702;
    border-radius: 5px;
    outline: none;
}

button {
    padding: 10px 20px;
    font-size: 1em;
    border-radius: 5px;
    border: none;
    cursor: pointer;
}

#submit {
    background-color: #000701;
    color: #ffffff;
}

#resBtn {
    background-color: #e57373;
    color: #ffffff;
    margin-top: 10px;
}