*{
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
}
.topbar{
    font-family: Impact, Haettenschweiler, 'Arial Narrow Bold', sans-serif;
}
button{
    background-color: blue;
    border-radius: 5px;
    border: none;
    
}
a button{
    color: white;
}