html {
    background-color: #f4f4f4;
    width: 100%;
}

body {
    font-family: Arial, sans-serif;
    margin: 0 auto;
    padding: 0;
    background-color: #f4f4f4;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    max-width: 1500px;
}

h1, h2 {
    max-width: 80%;
    margin: 0, auto;
}

h1 {
    text-align: center;
    margin-top: 2rem;
    font-size: 2.5rem;
    color: #333;
}

hr {
    width: 80%;
    margin: 1rem auto;
    border: 1px solid #ddd;
}

h2 {
    font-size: 2rem;
    color: #333;
    margin-top: 2rem;
    text-align: center;
}

form {
    width: 50%;
    margin: 2rem auto;
    padding: 2rem 0;
    background-color: #fff;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    border-radius: 8px;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

form div {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    width: 90%;
    margin: auto;
}

label {
    font-size: 1.2rem;
    color: #555;
}

input[type="url"],
input[type="text"] {
    width: auto;
    padding: 0.8rem;
    font-size: 1rem;
    border: 1px solid #ccc;
    border-radius: 4px;
}

button {
    padding: 1rem;
    font-size: 1.2rem;
    color: #fff;
    background-color: #007bff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    width: max-content;
    margin: auto;
}

button:hover {
    background-color: #0056b3;
}

button:disabled {
    background-color: #ccc;
    cursor: not-allowed;
}

table {
    max-width: 50%;
    table-layout: fixed;
    margin: 2rem auto;
    border-collapse: collapse;
    background-color: #fff;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    border-radius: 8px;
    overflow-x: auto;
    display: block;
}

thead, tbody {
    display: block;
}

th, td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid #ddd;
}

th {
    background-color: #f4f4f4;
    font-size: 1.2rem;
    color: #333;
}

td {
    font-size: 1rem;
    color: #555;
}

td a {
    color: #007bff;
    text-decoration: none;
}

td a:hover {
    text-decoration: underline;
    color: #0056b3;
}

@media screen and (max-width: 768px) {
    form {
        width: 80%;
        padding: 2rem 0;
    }

    form div {
        width: 80%;
        margin: auto;
    }

    input[type="url"], input[type="text"] {
        width: auto;
    }

    table {
        max-width: 80%;
        margin: auto;
        display: block;
    }

    thead, tbody {
        display: block;
    }

    th, td {
        width: 100%;
        box-sizing: border-box;
    }

    th {
        background-color: #f4f4f4;
        font-size: 1rem;
        color: #333;
        text-align: left;
    }

    td {
        font-size: 0.9rem;
        color: #555;
        text-align: left;
    }

    td a {
        color: #007bff;
        text-decoration: none;
    }

    td a:hover {
        text-decoration: underline;
        color: #0056b3;
    }
}