Inline css is also allowed in markdown, you can use almost any css style that works in a html page.
black background and white text
<style> body{ background:url("hashdown.png"); } .markdown{ background: -webkit-linear-gradient(-45deg, #4c4c4c 0%,#666666 25%,#474747 39%,#111111 60%,#131313 100%); background: linear-gradient(135deg, #4c4c4c 0%,#666666 25%,#474747 39%,#111111 60%,#131313 100%); color:white; -webkit-border-radius: 20px 0; border-radius: 20px 0; } .markdown h1,.markdown h2,.markdown h3 { color:white; } </style>Indie Flower font
<style> #animated { position:relative; background:#AAAAAA; animation:animated_div 5s infinite; -webkit-animation:animated_div 5s infinite; border-radius:5px; } @keyframes animated_div { 0% {transform: rotate(0deg);left:0px;} 50% {transform: rotate(0deg);left:500px;} 70% {transform: rotate(0deg);left:500px;background:#ffffff;} 100% {transform: rotate(-360deg);left:0px;} } @-webkit-keyframes animated_div { 0% {-webkit-transform: rotate(0deg);left:0px;} 50% {-webkit-transform: rotate(0deg);left:500px;} 70% {-webkit-transform: rotate(0deg);left:500px;background:#ffffff;} 100% {-webkit-transform: rotate(-360deg);left:0px;} } </style> <style> #texteffect { margin:20px; font-size: 20px; letter-spacing: 1px; text-shadow: 3px 3px 3px #F33; } </style>text with shadow
