Simple, flat buttons

buttons.css

/*
simple, flat buttons
http://jsbin.com/icozal/2
*/
.btn-blue {
  border-style: none;
  border-radius: 0px;
  background-color: #2BF;
  -webkit-transition: background-color 0.2s;
  -moz-transition: background-color 0.2s;
  -o-transition: background-color 0.2s;
  transition: background-color 0.2s;
  padding: 10px;
  color: #FFF;
  font-size: 14px;
}

.btn-blue:hover {
  cursor: pointer;
  background-color: #1AD;  
}

.btn-blue:active {
  background-color: #2BF;
}

.btn-orange {
  border-style: none;
  border-radius: 0px;
  background-color: #FB2;
  -webkit-transition: background-color 0.2s;
  -moz-transition: background-color 0.2s;
  -o-transition: background-color 0.2s;
  transition: background-color 0.2s;
  padding: 10px;
  color: #FFF;
  font-size: 14px;
}

.btn-orange:hover {
  cursor: pointer;
  background-color: #F91;  
}

.btn-orange:active {
  background-color: #FB2;
}

.btn-red {
  font-size: 14px;
  border-style: none;
  border-radius: 0px;
  background-color: #F11;
  -webkit-transition: background-color 0.2s;
  -moz-transition: background-color 0.2s;
  -o-transition: background-color 0.2s;
  transition: background-color 0.2s;
  padding: 10px;
  color: #FFF;
}

.btn-red:hover {
  cursor: pointer;
  background-color: #E00;  
}

.btn-red:active {
  background-color: #F11;
}

.btn-green {
  font-size: 14px;
  border-style: none;
  border-radius: 0px;
  background-color: #3E3;
  -webkit-transition: background-color 0.2s;
  -moz-transition: background-color 0.2s;
  -o-transition: background-color 0.2s;
  transition: background-color 0.2s;
  padding: 10px;
  color: #FFF;
}

.btn-green:hover {
  cursor: pointer;
  background-color: #0D0;  
}

.btn-green:active {
  background-color: #3E3;
}

.btn-purple {
  font-size: 14px;
  border-style: none;
  border-radius: 0px;
  background-color: #F4F;
  -webkit-transition: background-color 0.2s;
  -moz-transition: background-color 0.2s;
  -o-transition: background-color 0.2s;
  transition: background-color 0.2s;
  padding: 10px;
  color: #FFF;
}

.btn-purple:hover {
  cursor: pointer;
  background-color: #D3D;  
}

.btn-purple:active {
  background-color: #F4F;
}

.btn-normal {
  font-size: 14px;
  border-style: none;
  border-radius: 0px;
  background-color: #BBB;
  -webkit-transition: background-color 0.2s;
  -moz-transition: background-color 0.2s;
  -o-transition: background-color 0.2s;
  transition: background-color 0.2s;
  padding: 10px;
  color: #FFF;
}

.btn-normal:hover {
  cursor: pointer;
  background-color: #999;  
}

.btn-normal:active {
  background-color: #BBB;
}

.large {
  padding: 20px;
  font-size: 18px;
  padding-right: 50px;
  padding-left: 50px;
}