.previewImage {
    width: 800px; 
    height: 450px; 
    border-radius: 40px;
    border:5px solid black;
    background: black;
}

.ldjam {
    width: 400px;
}

h1 {
    font-size:4em;
    margin: 0;
}

.header {
    display: flex;
    justify-content: center;
    margin-bottom: 2em;
    font-family: Raleway,"Helvetica Neue",Roboto,"Arial Nova","Segoe UI","Ubuntu Light",sans-serif;
    font-weight: 700;
}

body {
    background: #6f7984;
}

.linkbox {
    text-align: center;
    margin-bottom: 2em;
    width:100%;
}