* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    height: 100%;
    margin: 0;
}

body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f4;
    color: #333;
    line-height: 1.6;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

header {
    background-color: #4CAF50;
    color: #fff;
    padding: 20px;
    text-align: center;
}

nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    justify-content: center;
    background-color: #333;;
}

nav ul li {
    margin: 0 15px;
}

nav ul li a {
    color: white;
    text-decoration: none;
    padding: 14px 20px;
    display: block;
}

nav ul li a:hover {
    background-color: #4CAF50;
}

.section {
    padding: 20px;
    margin: 20px 0;
    background-color: #fff;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

.job {
    background-color: #f9f9f9;
    padding: 20px;
    margin-bottom: 20px;
    border-left: 5px solid #4CAF50;
    border-radius: 5px;
    box-shadow: 0px 2px 8px rgba(0, 0, 0, 0.1);
}

.job h3 {
    color: #4CAF50;
}

.job p, .job ul {
    margin-top: 10px;
}

h2 {
    color: #4CAF50;
    margin-bottom: 10px;
}

ul {
    padding-left: 20px;
}

ul li {
    margin-bottom: 8px;
}

.btn {
    display: inline-block;
    padding: 10px 20px;
    margin-top: 10px;
    color: white;
    background-color: #4CAF50;
    border-radius: 5px;
    text-decoration: none;
    box-shadow: 0px 5px 10px rgba(0, 0, 0, 0.2);
}

.btn:hover {
    background-color: #45a049;
}

.project {
    margin-bottom: 20px;
}

form {
    display: flex;
    flex-direction: column;
}

form input, form textarea {
    padding: 10px;
    margin: 10px 0;
    border: 1px solid #ccc;
    border-radius: 5px;
}

form button {
    padding: 10px;
    background-color: #4CAF50;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

form button:hover {
    background-color: #45a049;
}

footer {
    background-color: #333;
    color: white;
    text-align: center;
    padding: 10px;
    flex-shrink: 0;
}

@media (max-width: 768px) {
    nav ul {
        flex-direction: column;
        text-align: center;
    }

    nav ul li {
        margin: 10px 0;
    }

    .section, .job {
        padding: 15px;
        margin: 10px;
    }

    body {
        padding: 10px;
    }
}

@media (max-width: 480px) {
    header h1 {
        font-size: 1.8em;
    }

    .btn {
        padding: 8px 16px;
    }

    nav ul li a {
        padding: 10px 15px;
    }

    footer {
        font-size: 0.9em;
    }
}