css button hover effects

/* Answer to: "button hover css" */

/*
  Use the :hover selector to change the style of a button when you
  move the mouse over it.
*/

.button {
  background-color: #f44336;
  border: none;
  color: white;
  padding: 15px 32px;
  text-align: center;
  text-decoration: none;
  display: inline-block;
  font-size: 16px;
  transition-duration: 0.4s;
}

.button:hover {
  background-color: #4CAF50; /* Green */
  color: white;
}

/*	Create one of the three hover effects below: */

/* 1. Pressed effect 	
HTML:
<button class="button">Click Me</button>	*/
.button {
  padding: 15px 25px;
  font-size: 24px;
  text-align: center;
  cursor: pointer;
  outline: none;
  color: #fff;
  background-color: #4CAF50;
  border: none;
  border-radius: 15px;
  box-shadow: 0 9px #999;
}
.button:hover {background-color: #3e8e41}
.button:active {
  background-color: #3e8e41;
  box-shadow: 0 5px #666;
  transform: translateY(4px);
}

/* 2. Arrow hover effect
HTML:
<button class="button"><span>Hover </span></button>		*/
.button {
  border-radius: 4px;
  background-color: #f4511e;
  border: none;
  color: #FFFFFF;
  text-align: center;
  font-size: 28px;
  padding: 20px;
  width: 200px;
  transition: all 0.5s;
  cursor: pointer;
  margin: 5px;
}
.button span {
  cursor: pointer;
  display: inline-block;
  position: relative;
  transition: 0.5s;
}
.button span:after {
  content: '\00bb';
  position: absolute;
  opacity: 0;
  top: 0;
  right: -20px;
  transition: 0.5s;
}
.button:hover span {
  padding-right: 25px;
}
.button:hover span:after {
  opacity: 1;
  right: 0;
}

/* 3. Ripple effect
HTML:
<button class="button">Click Me</button>	*/
.button {
  position: relative;
  background-color: #4CAF50;
  border: none;
  font-size: 28px;
  color: #FFFFFF;
  padding: 20px;
  width: 200px;
  text-align: center;
  -webkit-transition-duration: 0.4s; /* Safari */
  transition-duration: 0.4s;
  text-decoration: none;
  overflow: hidden;
  cursor: pointer;
}
.button:after {
  content: "";
  background: #90EE90;
  display: block;
  position: absolute;
  padding-top: 300%;
  padding-left: 350%;
  margin-left: -20px!important;
  margin-top: -120%;
  opacity: 0;
  transition: all 0.8s
}
.button:active:after {
  padding: 0;
  margin: 0;
  opacity: 1;
  transition: 0s
}