body { font-family: -apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen-Sans,Ubuntu,Cantarell,Helvetica Neue,sans-serif; background-color: #f0f0f0; height: 100vh; width: 100vw; margin: 0; padding: 0; }
.container { display: flex; justify-content: center; align-items: center; height: 100%; width: 100%; }
.header { font-size: 9em; line-height: 1.1em; color: #818181; font-weight: bold; border-bottom: 8px solid red; }
.subhead1 { font-weight: 500; padding-top: 0.3em; font-size: 2em; color: #818181; }
.subhead2 { font-weight: 500; font-size: 2em; color: #aaaaaa; }
.blue { border-color: #1976d2; }
.amber { border-color: #ec751d; }
.cyan { border-color: #00919e; }