body {
    background-color: #1a1a1a;
    color: #00ff00;
    font-family: 'Courier New', monospace;
    margin: 0;
    padding: 20px;
    box-sizing: border-box;
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    background-color: #2a2a2a;
    padding: 20px;
    border: 2px solid #00ff00;
    border-radius: 10px;
    box-shadow: 0 0 20px #00ff00;
}

h1, h2 {
    text-align: center;
    text-shadow: 0 0 10px #00ff00;
    margin-bottom: 20px;
}

.input-group {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 20px;
    justify-content: center;
}

input, select, button {
    flex: 1 1 100%;
    background-color: #333;
    color: #00ff00;
    border: 1px solid #00ff00;
    padding: 10px;
    border-radius: 5px;
    font-family: 'Courier New', monospace;
    transition: all 0.3s;
    box-sizing: border-box;
}

@media (min-width: 640px) {
    input, select {
        flex: 1 1 30%;
    }
    button {
        flex: 1 1 15%;
    }
}

input:focus, select:focus {
    outline: none;
    box-shadow: 0 0 10px #00ff00;
}

button {
    background-color: #00ff00;
    color: #1a1a1a;
    cursor: pointer;
}

button:hover {
    background-color: #00cc00;
    box-shadow: 0 0 15px #00ff00;
}

textarea {
    width: 100%;
    height: 150px;
    background-color: #333;
    color: #00ff00;
    border: 1px solid #00ff00;
    padding: 10px;
    border-radius: 5px;
    font-family: 'Courier New', monospace;
    resize: none;
    margin-bottom: 20px;
    box-sizing: border-box;
}

.table-container {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    background-color: #2a2a2a;
}

th, td {
    border: 1px solid #00ff00;
    padding: 10px;
    text-align: left;
}

th {
    background-color: #333;
    text-shadow: 0 0 5px #00ff00;
}

td {
    background-color: #2a2a2a;
}

tr:hover td {
    background-color: #3a3a3a;
    transition: background-color 0.3s;
}

@media (max-width: 640px) {
    body {
        padding: 10px;
    }

    .container {
        padding: 15px;
    }

    th, td {
        font-size: 12px;
        padding: 6px;
    }

    h1 {
        font-size: 1.25rem;
    }

    h2 {
        font-size: 1rem;
    }

    input, select, button {
        font-size: 12px;
        padding: 8px;
    }

    textarea {
        height: 120px;
        font-size: 12px;
    }
}