body {
    font-family: Arial, Helvetica, sans-serif;
    line-height: 1.7;
    margin: 0;
    padding: 0;
    color: #333;
}

header {
    text-align: center;
    padding: 20px;
    background-color: lightskyblue;;
}

header h1 {
    text-align: center;
    font-size: 2.5em;
    color: black
}

nav {
    margin-top: 10px;
}

nav a {
    text-decoration: none;
    color: #004d40;
    font-weight: bold;
    padding: 8px 12px;
    border-radius: 4px;
}

nav a:hover {
    background-color: transparent;
    color: #ffffff;
}

.responsive {
    max-width: 100%;
    height: auto;
    border-radius: 10px;
    margin: 20px 0;
}

main p {
    max-width: 900px;
    margin: 20px auto;
    font-size: 1.1em;
    text-align: justify;
    color: #444;
}

footer {
    background-color: lightskyblue;
    text-align: center;
    padding: 15px 10px;
    margin-top: 40px;
    font-size: 0.9em;
    color: black
}

.footernav {
    text-align: center;
}

p,h2,h3{
    margin: 10px;
    line-height: 1.5em;
}

li{
    margin-top: 5px;
    margin-bottom: 5px;
}

table{
    margin:auto;
    border: 1px solid #000;
}

table img{
    height: 250px;
    width: 500px;
}

.page-title{
    text-align: center;
}

html {
    box-sizing: border-box;
}
*, *:before, *:after {
    box-sizing: inherit;
}

img {
    max-width: 100%;
    height: auto;
}

iframe {
    max-width: 100%;
    height: auto;
    display: block;
    margin: 0 auto;
}

table {
    width: 100%;
    max-width: 1000px;
    border-collapse: collapse;
}
table img {
    width: 100%;
    height: auto;
}

nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
}

.page-title,
header h1 {
    font-size: clamp(1.5em, 5vw, 2.5em);
}

main p {
    padding: 0 10px;
}

@media (max-width: 768px) {
    nav a {
        display: block;
        margin: 5px 0;
    }

    table {
        display: block;
        overflow-x: auto;
    }
}

.video-con {
    position: relative;
    width: 90%;        
    max-width: 1200px;  
    margin: 20px auto;   
    padding-bottom: 45.1%;
    height: 0;
    overflow: hidden;
    border-radius: 10px;
   
}

.video-con iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

h2 {
    font-size: 2em;           
    text-align: center;       
    margin-top: 40px;         
    margin-bottom: 20px;      
    padding-bottom: 10px;     
    font-family: 'Arial', Helvetica, sans-serif; 
}

main audio {
	display: block;
	margin: 20px auto;
}