How to style "alert" buttons with CSS?

CSS Web Development Front End Technology

Following is the code to style alert buttons with CSS −

Example

<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="width=device-width, initial-scale=1" />
<style>
button {
   border: none;
   color: white;
   font-weight: bolder;
   padding: 20px;
   font-size: 18px;
   cursor: pointer;
   border-radius: 6px;
}
.Success {
   background-color: #4caf50;
}
.Success:hover {
   background-color: #46a049;
}
.Info {
   background-color: #2196f3;
}
.Info:hover {
   background: #0b7dda;
}
.Warning {
   background-color: #ff9800;
}
.Warning:hover {
   background: #e68a00;
}
.Danger {
   background-color: #f44336;
}
.Danger:hover {
   background: #da190b;
}
.Default {
   background-color: #e7e7e7;
   color: black;
}
.Default:hover {
   background: #ddd;
}
</style>
</head>
<body>
<h1>Alert Buttons Example</h1>
<button class="Success">Success</button>
<button class="Info">Info</button>
<button class="Warning">Warning</button>
<button class="Danger">Danger</button>
<button class="Default">Default</button>
</body>
</html>