HTML、CSS糖果颜色按钮动画

HTML代码：

 

	
		
		
		
	
	
		

		   
		
		
		
Animation Buttons
		
Hover us and enjoy the satisfying neumorphic animation designs!
		

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		    CANDY.BUTTON
		

	

CSS代码：

body {
  background: #e0e5ec;
}
h1 {
  position: relative;
  text-align: center;
  color: #353535;
  font-size: 50px;
  font-family: "Cormorant Garamond", serif;
}

p {
  font-family: 'Lato', sans-serif;
  font-weight: 300;
  text-align: center;
  font-size: 18px;
  color: #676767;
}
.frame {
  width: 90%;
  margin: 40px auto;
  text-align: center;
}
button {
  margin: 20px;
}
.custom-btn {
  width: 130px;
  height: 40px;
  color: #fff;
  border-radius: 5px;
  padding: 10px 25px;
  font-family: 'Lato', sans-serif;
  font-weight: 500;
  background: transparent;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  display: inline-block;
   box-shadow:inset 2px 2px 2px 0px rgba(255,255,255,.5),
   7px 7px 20px 0px rgba(0,0,0,.1),
   4px 4px 5px 0px rgba(0,0,0,.1);
  outline: none;
}

/* 1 */
.btn-1 {
  background: rgb(6,14,131);
  background: linear-gradient(0deg, rgba(6,14,131,1) 0%, rgba(12,25,180,1) 100%);
  border: none;
}
.btn-1:hover {
   background: rgb(0,3,255);
background: linear-gradient(0deg, rgba(0,3,255,1) 0%, rgba(2,126,251,1) 100%);
}

/* 2 */
.btn-2 {
  background: rgb(96,9,240);
  background: linear-gradient(0deg, rgba(96,9,240,1) 0%, rgba(129,5,240,1) 100%);
  border: none;
  
}
.btn-2:before {
  height: 0%;
  width: 2px;
}
.btn-2:hover {
  box-shadow:  4px 4px 6