Check out example codes for "button hover css". It will help you in understanding the concepts better.

Code Example 1

.placeholder-box {
  position: relative;
  display: block;
  width: 300px;
  min-height: 150px;
  margin-top: 50px;
  padding: 30px;
  border: 1px solid #888;
  border-radius: 10px;
  box-sizing: border-box;
  box-shadow: 0 0 8px 0 rgba(0,0,0,0.25);
}

.placeholder-box p {
  text-align: center;
  margin: 0 0 15px;
}

.placeholder-box ul {
  margin: 0;
}

/* Button */

button {
 display: block;
 border: solid white;
 border-width: 0 10px;
 border-radius: 0;
 background: green;
 color: white;
 font-size: 18px;
 margin: -60px auto 15px;
 padding: 15px;
}

Code Example 2

<a href="#" class="myButton">green</a>

.myButton {
	background-color:#44c767;
	border-radius:28px;
	border:1px solid #18ab29;
	display:inline-block;
	cursor:pointer;
	color:#ffffff;
	font-family:Arial;
	font-size:17px;
	padding:16px 31px;
	text-decoration:none;
	text-shadow:0px 1px 0px #2f6627;
}
.myButton:hover {
	background-color:#5cbf2a;
}
.myButton:active {
	position:relative;
	top:1px;
}

Code Example 3

<div class="placeholder-box">
  <button type="button"> Button Text Here </button>
  <p>Nunc condimentum mauris elit</p>
  <ul>
    <li>Duis quis eros felis</li>
    <li>Nulla facilisi</li>
  </ul>
</div>

Code Example 4

/* 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;
}

Code Example 5

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

/*
  You find find 6 Simple Nice looking buttons here:
  https://www.fabriziovanmarciano.com/button-styles/

  However, if you don't want them you can check out 52 beautiful
  buttons here:
  https://freshdesignweb.com/css3-buttons/

  Those aren't good enough? Well... you have to be able to find a
  nice looking button here, over 120 buttons waiting to be used
  for free over here:
  https://freefrontend.com/css-buttons/

  None of them fits you website style?? Okay, your best option is
  to make your one! Learn how to make your own using the tutorial
  made by W3Schools, here's a link:
  https://www.w3schools.com/css/css3_buttons.asp
*/

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