*{
    margin:0;
    padding:0;
    box-sizing:border-box;
    font-family:Arial, Helvetica, sans-serif;
}
body{
    background:url('assets/background.jpg') no-repeat center center fixed;
    background-size:cover;
    min-height:100vh;
    width:100vw;
    color:white;
    position:relative;
}

.overlay{
    width:60vw;
    max-width:700px;
    background:rgba(0,0,0,0.55);
    padding:25px 35px;
    border-radius:10px;
    text-align:center;
    position:absolute;
    top:8vh;
    left:50%;
    transform:translateX(-50%);
}

h1{
    font-size:3rem;
    margin-bottom:8px;
}
h2{
    font-size:1.4rem;
    margin-bottom:15px;
}
p{
    font-size:1.05rem;
    line-height:1.6rem;
    margin-bottom:10px;
}

.footer{
    margin-top:12px;
    font-weight:bold;
}

.copyright{
    width:100%;
    text-align:center;
    font-size:0.85rem;
    position:absolute;
    bottom:2vh;
    left:50%;
    transform:translateX(-50%);
    background:rgba(0,0,0,0.35);
    padding:6px 14px;
    border-radius:6px;
}