@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;700&display=swap');

body {
    font-family: 'Montserrat', sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f0f0f0;
    color: #333;
}

header {
    background-color: #ffffff;
    text-align: center;
    padding: 20px 0;
}

.vn17 {
    max-width: 900px;
    width: 15%;
    height: auto;
}

nav {
    background-color: #fff;
    padding: 20px;
    text-align: center;
    border-bottom: 2px solid #000;
}

nav h3 {
    margin-top: 0;
    font-weight: 700;
    font-size: 1.5em;
    color: #000;
}

nav a {
    color: #333;
    text-decoration: none;
    margin: 0 15px;
    font-weight: 400;
    transition: color 0.3s ease;
}

nav a:hover {
    color: #ffd600;
}

section {
    width: 100%;
    padding: 20px 0;
}

.Proyecto {
    background-color: #fff;
    text-align: center;
    border-bottom: 2px solid #e0e0e0;
}

.Proyecto nav {
    background-color: transparent;
    border-bottom: none;
    padding: 0;
}

.Proyecto h2 {
    font-weight: 700;
    font-size: 1.5rem;
    color: #000;
    margin: 0 0 20px 0;
}

.Proyecto ul {
    list-style-type: none;
    padding: 0;
    margin: 0;
}

.Proyecto ul li {
    display: inline-block; 
    margin: 5px 10px;
}

.Proyecto ul li a {
    display: inline-block;
    background-color: #333; 
    color: #fff; 
    padding: 12px 25px; 
    text-decoration: none;
    font-weight: 700;
    border-radius: 5px; 
    transition: background-color 0.3s ease, color 0.3s ease;
}

.Proyecto ul li a:hover {
    background-color: #ffd600;
    color: #000;
}

article {
    padding: 60px 10%;
    margin: 0;
    box-sizing: border-box;
}

article:nth-of-type(1) {
    background-color: #fff;
    color: #000;
}

article:nth-of-type(2) {
    background-color: #ffd600;
    color: #000;
}

article:nth-of-type(3) {
    background-color: #fff;
    color: #000;
}

article:nth-of-type(4) {
    background-color: #000;
    color: #fff;
}

article p {
    margin: 10px 0;
    line-height: 1.6;
}

article h3 {
    text-transform: uppercase;
    font-weight: 700;
    font-size: 1.2em;
    margin-top: 0;
}

article a {
    color: inherit;
    font-weight: 700;
    text-decoration: underline;
    transition: color 0.3s ease;
}

article a:hover {
    color: #ffd600;
}

article:nth-of-type(2) a:hover {
    color: #fff;
}

article:nth-of-type(4) a:hover {
    color: #fff;
    text-decoration: none;
}

aside {
    background-color: #e0e0e0;
    color: #333;
    padding: 40px 10%;
    text-align: center;
}

footer {
    background-color: #000;
    color: #fff;
    text-align: center;
    padding: 40px 10%;
    font-size: 0.8em;
    line-height: 1.5;
}

footer p {
    max-width: 800px;
    margin: 0 auto;
}

iframe {
    width:60%;
    height:65vh;
    border: 1px solid #131213;
    box-shadow: 2px 2px 5px rgba(0, 0, 0, 0.1);
    margin: 20px auto;
    display: block;

    border-radius: 5vh;
}