body {
font-family: Open Sans, Segoe UI, sans-serif;
text-rendering: optimizeLegibility;
-webkit-font-smoothing: antialiased;
-moz-osx-font-smoothing: grayscale;
}
button:hover {
color: #ccc;
transform: translateY(-1px);
box-shadow: 0 7px 14px rgba(50,50,93,.1), 0 3px 6px rgba(0,0,0,.08);
}
Source: https://www.leejamesrobinson.com/blog/how-stripe-designs-beautiful-websites/