*
{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body
{
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f4f4f4;
    color: #333;
    line-height: 1.6;
}
.container
{
    width: 90%;
    max-width: 960px;
    margin: 0 auto;
    padding:20px 0;
}
header
{
    background-color: #2c3e50;
    color: white;
    padding: 20px 0;
}
header h1
{
    text-align: center;
}
nav
{
    text-align: center;
    margin-top: 10px;
}
nav a
{
    color: white;
    text-decoration: none;
    margin: 0 15px;
    font-weight: bold;
}
nav a:hover
{
    text-decoration: underline;
}
section
{
    padding:40px 0;
    border-bottom: 1px solid #ddd;
}
h2
{
    margin-bottom: 20px;
    color: #2c3e50;
}
ul
{
    list-style: none;
}
ul li
{
    background: #3498db;
    color: white;
    display:inline ;
    padding: 10px 15px;
    margin:5px;
    border-radius: 5px;
}
.project
{
    background: white;
    padding: 20px;
    margin-top: 15px;
    border-left: 5px solid #3498db;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}
footer
{
    background: #2c3e50;
    color: white;
    text-align: center;
    padding: 15px 0;
}