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

body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f4f4f4;
}

.container {
    width: 80%;
    margin: 0 auto;
    padding: 20px 0;
}

header {
    background: #333;
    color: #fff;
    text-align: center;
    padding: 40px 0;
}

header h1 {
    font-size: 3em;
    margin-bottom: 10px;
}

header p {
    font-size: 1.2em;
}

section {
    margin-bottom: 40px;
}

h2 {
    font-size: 2.5em;
    text-align: center;
    margin-bottom: 20px;
    color: #333;
}

p {
    font-size: 1.1em;
    text-align: center;
}

ul {
    list-style: none;
    text-align: center;
}

ul li {
    font-size: 1.2em;
    margin-bottom: 10px;
}

#skills .software-list {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
}

#skills .software {
    background: #fff;
    padding: 20px;
    margin: 10px;
    border: 1px solid #ddd;
    border-radius: 10px;
    width: 22%;
    text-align: center;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

#skills .software h3 {
    font-size: 1.5em;
    margin-bottom: 10px;
}

.youtube-videos {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
}

.youtube-videos iframe {
    width: 48%;
    margin-bottom: 20px;
}

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

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        width: 95%;
    }

    #skills .software, .youtube-videos iframe {
        width: 100%;
    }
}

@media (max-width: 480px) {
    header h1 {
        font-size: 2.5em;
    }

    header p {
        font-size: 1em;
    }
}