header{
    background-color: #333;
    color: white;
    text-align: center;
    padding: 40px 0;
    margin-bottom: 20px;
}
header h1{
    font-size: 27.5px;
    margin: 0;
    font-weight: bold;
}
header p{
    font-size: 18px;
    margin-top: 10px;
    font-style: italic;
    color: pink;
}
nav {
    background-color: #333;
    padding: 15px ;
}
nav ul{
    list-style: none;
    margin: 0;
    padding: 0;
    text-align: center;
}
nav ul li{
    display: inline-block;
    margin-right: 20px;
}
nav ul li a {
    color: white;
    text-decoration: none;
    font-size: 20px;
    padding: 10px 15px;
    border-radius: 5px;
}
nav ul li a:hover{
    background-color: rgb(66, 66, 124);
    color: black;
}
h4{
    text-align: center;
    font-size: 18px;
    margin-top: 30px;
    color: black;
}


table{
width: 90%;
margin: auto;
border-collapse: collapse;
background-color: #fff;
box-shadow: 0 4px 8px rgba(0 , 0, 0,0.1);
} 
th,td{
border: 1px solid black;
padding: 12px;
text-align: left;
} 
th{
background-color: skyblue;
color: black;
}
tr  :hover{
background-color: aqua;
}
ol{
padding-left: 20px;
margin: 10px 0;
color: black;
}
li{
margin: 5px 0;
}
/* @media(max-width: 1024px ){
table{
    width: 100%;
}
th,td{
    font-size: 16px;
    padding: 10px;
}
h4{
    font-size: 20px;
}
} */
@media(max-width: 768){
    header h1 {
        font-size: 2em;
        }
        
        header p {
        font-size: 1.1em;
        }
        
        nav ul li {
        display: block;
        margin-bottom: 10px;
        }
    table{
        width: 100%;
    }
    th,td{
        font-size: 14px;
        padding: 8px;
    }
    h4{
        font-size: 18px;
    }
}
@media (max-width: 480px) {
    header h1 {
        font-size: 2em;
        }
        
        header p {
        font-size: 1.1em;
        }
        
        nav ul li {
        display: block;
        margin-bottom: 10px;
        }
    table {
    width: 100%;
    }

    th, td {
    font-size: 12px;
    padding: 6px;
    }

    h4 {
    font-size: 16px;
    }

    nav ul li a {
    font-size: 16px;
    }
}