body {
    font-family: 'Arial', sans-serif;
    margin: 0;
    padding: 0;
    background: linear-gradient(to right, #1d4350, #a43931);
    color: #ffffff;
    display: flex;
    justify-content: center;
    flex-direction: column;
    align-items: center;
    height: 100vh;
}

.container {

    background: rgba(255, 255, 255, 0.1);
    padding: 30px 40px;
    border-radius: 10px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
    width: 400px;
    text-align: center;
}

h1 {
    font-size: 26px;
    margin-bottom: 15px;
}

p {
    margin-bottom: 20px;
    font-size: 14px;
}

.input-group {
    margin-bottom: 15px;
    text-align: left;
}

label {
    font-size: 14px;
    display: block;
    margin-bottom: 5px;
}

input {
    width: 100%;
    padding: 10px;
    border: none;
    border-radius: 5px;
    font-size: 16px;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.1);
}

.button-group {
    display: flex;
    gap: 10px;
    justify-content: center;
    margin-top: 15px;
}

button {
    background: #a43931;
    color: #ffffff;
    border: none;
    padding: 10px 15px;
    border-radius: 5px;
    font-size: 16px;
    cursor: pointer;
    transition: 0.3s;
}

button:hover {
    background: #721c24;
}
.footer {
    padding: 10px 0;
    color: #333;
    font-size: 14px;
}
#result {
    margin-top: 20px;
    font-size: 16px;
    font-weight: bold;
    color: #f0e68c;
}

@media (max-width: 768px) {
    .container {
        width: 90%;
        padding: 20px 25px;
    }

    h1 {
        font-size: 22px;
    }

    p {
        font-size: 12px;
    }

    input {
        font-size: 14px;
    }

    button {
        padding: 8px 10px;
        font-size: 14px;
    }

    #result {
        font-size: 14px;
    }
}

@media (max-width: 1024px) {
    .container {
        width: 70%;
        padding: 25px 35px;
    }

    h1 {
        font-size: 24px;
    }

    p {
        font-size: 13px;
    }

    input {
        font-size: 15px;
    }

    button {
        padding: 9px 12px;
        font-size: 15px;
    }

    #result {
        font-size: 15px;
    }
}

@media (min-width: 1440px) {
    .container {
        width: 450px;
        padding: 40px 50px;
    }

    h1 {
        font-size: 28px;
    }

    p {
        font-size: 16px;
    }

    input {
        font-size: 18px;
    }

    button {
        padding: 12px 18px;
        font-size: 18px;
    }

    #result {
        font-size: 18px;
    }
}