res/css/md.css

/*
 * A set of styles to make buttons and select/options look more Material
 * Design-ish.
 */
button {
  min-width: 5.14em;
  background-color: #fff;
  color: #1f78b4;
  text-align: center;
  text-transform: uppercase;
  outline: none;
  border-radius: 3px;
  padding: 0.6em 1.2em;
  border: solid lightgray 1px;
  margin: 0.6em;
  height: 3em;
}

button:hover {
  background: #eee;
}

button:focus {
  background-color: #ddd;
  transition: background-color 0.1s cubic-bezier(0.4, 0, 0.2, 1) ;
}

button:active,
button.raised:active {
  background-color: #999;
  transition: background-color 0.1s cubic-bezier(0.4, 0, 0.2, 1);
}

button:disabled {
  color: #999;
  background-color: #fff;
}

button.action:active {
  background-color: #A6CEE3;
  transition: background-color 0.1s color 0.1s cubic-bezier(0.4, 0, 0.2, 1);
}

button.action {
  color: white;
  background: #1f78b4;
  border: none;
}

button.action:disabled {
  color: white;
  background: #999;
  border: none;
}

button.raised {
  transition: box-shadow 0.1s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 5px 5px 18px 0 rgba(0, 0, 0, 0.3);
}

button.raised:active {
  box-shadow: 2px 2px 5px 0 rgba(0, 0, 0, 0.1);
}

select,
option {
  padding: 0.4em 1.2em;
  background-color: white;
  border: none;
  outline: none;
  line-height: 20px;
  vertical-align: middle;
}

select {
  border: solid 1px #A6CEE3;
}

option:hover {
  background-color: #A6CEE3;
}

option:checked {
  background-color: #A6CEE3;
  color: #1F78B4;
}

select {
  overflow-y: auto;
}