kneath/kss

/*
Your standard form button.

:hover    - Highlights when hovering.
:disabled - Dims the button when disabled.
.primary  - Indicates button is the primary action.
.smaller  - A smaller button

Styleguide 1.1
*/
button {
  padding: 5px 15px;
  line-height: normal;
  font-family: "Helvetica Neue", Helvetica;
  font-size: 12px;
  font-weight: bold;
  color: #666;
  text-shadow: 0 1px rgba(255, 255, 255, 0.9);
  border-radius: 3px;
  border: 1px solid #ddd;
  border-bottom-color: #bbb;
  background: #f5f5f5;
  filter: progid:DXImageTransform.Microsoft.gradient(GradientType=0, startColorstr='$start', endColorstr='$end');
  background: -webkit-gradient(linear, left top, left bottom, from(#f5f5f5), to(#e5e5e5));
  background: -moz-linear-gradient(top, #f5f5f5, #e5e5e5);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.15);
  cursor: pointer; }
  button.primary, button.primary:hover {
    color: #fff;
    text-shadow: 0 -1px 0 rgba(0, 0, 0, 0.4);
    border-color: #74bb5a;
    border-bottom-color: #509338;
    background: #8add6d;
    filter: progid:DXImageTransform.Microsoft.gradient(GradientType=0, startColorstr='$start', endColorstr='$end');
    background: -webkit-gradient(linear, left top, left bottom, from(#8add6d), to(#60b044));
    background: -moz-linear-gradient(top, #8add6d, #60b044);
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.2); }
  button.smaller {
    font-size: 11px;
    padding: 4px 7px; }
  button:hover {
    color: #337797;
    background: #f0f7fa;
    filter: progid:DXImageTransform.Microsoft.gradient(GradientType=0, startColorstr='$start', endColorstr='$end');
    background: -webkit-gradient(linear, left top, left bottom, from(#f0f7fa), to(#d8eaf2));
    background: -moz-linear-gradient(top, #f0f7fa, #d8eaf2);
    border-color: #cbe3ee;
    border-bottom-color: #97c7dd; }
  button:disabled {
    opacity: 0.5; }