:root {
    --primary-color: #2f87c3;
    --dark-primary-color: #24638d;
    --light-primary-color: #80afcf;
    --secondary-color: #2ecc71;
    --light-secondary-color: #7fdca6;
    --background-color: #122f66;
    --dark-background-color: #0a2553;
    --darker-background-color: #061a3a;
    --text-color: #ededed;
    --dark-text-color: #1b1b1b;
}

body {
    background-color: var(--background-color);
    color: var(--text-color);
    font-family: Arial, sans-serif;
    margin: 0;
}

body#flexBody {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

header {
    background-color: var(--primary-color);
    padding: 20px;
    text-align: center;
}

header ul {
    list-style-type: none;
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    flex-direction: row;
    gap: 20px;
}

header ul li {
    display: inline;
}

header ul li a {
    color: var(--text-color);
    text-decoration: none;
    font-size: 18px;
    padding: 10px 15px;
    border-radius: 10px;
}

header ul li a:hover {
    color: var(--secondary-color);
    background-color: var(--dark-primary-color);
    box-shadow: 2px 2px 5px rgba(0, 0, 0, 0.3);
}

main {
    padding: 20px;
}

section {
    margin-bottom: 20px;
}

section#hero {
    text-align: center;
    padding: 50px 20px;
}

section#hero h1 {
    font-size: 48px;
    margin-bottom: 10px;
}

section#hero h2 {
    font-size: 24px;
    color: var(--text-color);
}

section#hero a {
    display: inline-block;
    margin-top: 20px;
    background-color: var(--primary-color);
    color: var(--text-color);
    padding: 10px 20px;
    font-size: 18px;
    border-radius: 5px;
    text-decoration: none;
}

.content {
    flex: 1;
}

section#about,
section#achievements,
section#portfolio,
section#contact
{
    background-color: var(--dark-background-color);
    padding: 20px;
    border-radius: 10px;
    box-shadow: 2px 2px 10px rgba(0, 0, 0, 0.7);
}

section#about h2,
section#achievements h2,
section#portfolio h2,
section#contact h2
{
    margin-top: 0;
    margin-bottom: 0;
    font-size: 30px;
}

section#about p,
section#portfolio ul,
section#contact p
{
    margin-top: 5px;
    font-size: 18px;
    line-height: 1.4;
}

section#achievements ul {
    list-style-type: none;
    margin-top: 10px;
    display: flex;
    flex-direction: row;
    justify-content: start;
    padding-left: 0;
    gap: 10px;
}

section#achievements ul li {
    display: inline-block;
    width: max-content;
    padding: 3px;
    border: 2px solid var(--primary-color);
    background-color: var(--light-primary-color);
    color: var(--dark-text-color);
    border-radius: 5px;
}

section#portfolio h3 {
    margin-top: 10px;
    margin-bottom: 0px;
    font-size: 24px;
}

section#portfolio p {
    margin: 0;
    font-size: 18px;
    line-height: 1.4;
}

section#portfolio ul {
    list-style-type: none;
    margin-top: 0px;
    padding-left: 0;
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    gap: 20px;
    justify-content: start;
    padding: 20px 0;
}

section#portfolio ul li {
    max-width: 30%;
    margin-bottom: 20px;
}

section#portfolio ul a {
    display: block;
    margin-bottom: 5px;
    background-color: var(--darker-background-color);
    border-radius: 5px;
    padding: 10px 100px 20px 10px;
    height: 100%;
    color: var(--text-color);
    text-decoration: underline;
    font-size: 20px;
    font-weight: bold;
}

section#portfolio ul a:hover {
    box-shadow: 2px 2px 10px rgba(0, 0, 0, 0.5);
}

form {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

form label {
    font-weight: bold;
}

form input,
form textarea {
    padding: 10px;
    border: none;
    border-radius: 5px;
    font-size: 16px;
}

form button {
    background-color: var(--primary-color);
    color: var(--text-color);
    border: none;
    padding: 10px 20px;
    font-size: 16px;
    border-radius: 5px;
    cursor: pointer;
}

footer {
    background-color: var(--primary-color);
    padding: 10px;
    text-align: center;
    color: var(--text-color);
}

footer ul {
    list-style-type: none;
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    gap: 20px;
}

footer ul li {
    display: block;
    overflow: hidden;
    width: 30px;
    height: 30px;
}