:root {
    margin: 0 200px;
}

body {
    margin: 0;
    padding: 0;
}

nav,
footer {
    text-align: center;
    background-color: #33496f;
    margin: 0;
    padding: 20px 0;
}

nav a {
    margin: 0 15px;
    text-decoration: none;
    color: white;
    font-weight: bold;
}

.avatar {
    display: block;
    margin: 20px auto;
    border-radius: 50%;
}

#info-section {
    background-color: #F3FDE8;
    margin: 0;
    padding: 20px;
}

table,
th,
td {
    border: 1px solid black;
    border-collapse: collapse;
    padding: 5px;
}

#personal-goal td input[type="checkbox"] {
    display: block;
    margin: 0 auto;
}

input[type="submit"] {
    background-color: #33496f;
    color: white;
    font-weight: bold;
    border: none;
    border-radius: 8px;
    padding: 10px 20px;
    cursor: pointer;
    transition: all 0.3s ease;
}

input[type="submit"]:hover {
    background-color: #4f6aa3;
    transform: scale(1.05);
}

input[type="submit"]:active {
    background-color: #263754;
    transform: scale(0.98);
}

#contact-section {
    background-image: url('https://i.pinimg.com/1200x/6f/12/bd/6f12bd3e987161047b6d78bf0bfb3081.jpg');
    background-size: cover;
    background-position: center;
    text-align: center;
    margin: 0;
    padding: 20px;
}

footer p {
    color: white;
}

.error {
    color: red;
    font-style: italic;
    font-size: 14px;
}