*{box-sizing:border-box;font-family:-apple-system,BlinkMacSystemFont,'Segoe UI','Roboto','Oxygen','Ubuntu','Cantarell','Fira Sans','Droid Sans','Helvetica Neue',sans-serif}body{font-size:1rem;margin:0;width:100%;height:100vh;background-color:#000;color:limegreen;display:flex;flex-direction:column}a{color:limegreen;text-decoration:underline}a:hover{color:#38ff38}nav{background-color:#1a1a1a;display:flex;align-items:center;margin:0;padding:0}nav a,nav .dropdown{text-decoration:none;padding:1rem}nav a:hover,nav .dropdown:hover{color:#000;background-color:limegreen}nav .dropdown{position:relative}nav .dropdown .dropdown-btn{outline:none;border:none;background-color:inherit;color:inherit;font-size:inherit}nav .dropdown .dropdown-btn:after{content:"";display:inline-block;width:0;height:0;margin-left:.255em;vertical-align:middle;border-top:.3em solid;border-right:.3em solid transparent;border-bottom:0;border-left:.3em solid transparent}nav .dropdown .dropdown-content{display:none;position:absolute;background-color:#1a1a1a;z-index:1;flex-direction:column;margin-top:1rem;left:0;min-width:100%}nav .dropdown:hover .dropdown-content{display:flex}nav .brand{font-size:1.25rem}nav .brand img{vertical-align:top}main{max-width:900px;margin:1rem auto 0;padding:0 1rem;flex-grow:1}footer{background-color:#252525;display:flex;justify-content:space-evenly}footer a{text-decoration:none}.text-center{text-align:center}.main-headline,.sub-headline{text-align:center}p{line-height:1.5rem}.main-headline{margin-bottom:0}.sub-headline{margin-top:0;font-weight:normal;font-size:1.5rem}.monospace{font-family:monospace;background-color:#10101a;color:#ccc;padding:0.1rem 0.25rem;border:1px solid #333340}.flag-form{font-family:monospace;display:flex;flex-direction:column;align-items:center;font-size:1.25rem}.flag-form label{width:100%;display:flex}.flag-form input[type="text"]{font-size:1rem;padding:0.25rem;background-color:#10101a;border:1px solid #333340;color:#38ff38;margin:0 0.25rem;flex-grow:1}.flag-form .flag-submit{margin-top:1rem}.btn-primary{display:block;padding:0.5rem;font-size:1.25rem;margin:0.5rem auto;cursor:pointer;outline:none;border:none;background-color:limegreen;color:#000}.btn-primary:hover{background-color:#38ff38}.btn-primary:disabled{background-color:#0c3f0c;color:#9f9f9f;cursor:not-allowed}.flag-correct,.flag-incorrect{font-weight:bold;padding:0.25rem;background-color:#10101a;border:1px solid #333340}.flag-correct{color:#38ff38}.flag-incorrect{color:#ff0000}.next-stage-btn{text-decoration:none;display:inline-block;padding:0.5rem;font-size:2rem;margin:0.5rem auto;cursor:pointer;outline:none;border:none;background-color:#3936f3;color:limegreen}#go-btn{display:block;padding:1rem;font-size:2rem;margin:0.5rem auto;cursor:pointer;outline:none;border:none;background-color:limegreen;color:#000}#go-btn:hover{background-color:#38ff38}#go-btn:disabled{background-color:#0c3f0c;color:#9f9f9f;cursor:not-allowed}