main{
  
    width: 80vh;
    max-width: 750px;
    margin: 1.5rem auto;
    box-shadow: 0 2px 15px hsl(0, 0%, 0%, 0.2);
    border-radius: 12px;
}



nav::before{
    content: '';
    position: relative;
    top:0%;
    left:0;
    width: 80px;
    height: 100%;
    background: radial-gradient(10px 10px at 20px 50%, #ff5a53 50%, transparent 50%), radial-gradient(10px 10px at 40px 50%, #e7bf2a 50%, transparent 50%);
}
iframe {
width: 100%;
height: 50vh;
margin-top:300px;
margin:auto;
}