css3圆角发光按钮渐变动画特效
2020年12月05日
713
css3圆角发光按钮渐变动画特效

html:
<button class="light-btn">注 册</button>
css:
*{
margin: 0;
padding: 0;
}
body{
background: #000;
}
.light-btn{
text-decoration: none;
position: absolute;
left: 50%;
top:50%;
transform: translate(-50%, -50%);
font-size: 24px;
background: linear-gradient(90deg, #03a9f4, #f441a5, #ffeb3b, #03a9f4);
background-size: 400%;
width: 400px;
height: 100px;
line-height:100px;
color: #fff;
text-align: center;
text-transform: uppercase;
border-radius: 50px;
z-index: 1;
}
.light-btn:hover::before,
.light-btn:hover{
animation: sun 8s infinite;
}
.light-btn::before{
content: '';
position: absolute;
left: -5px;
right: -5px;
top: -5px;
bottom: -5px;
background: linear-gradient(90deg, #03a9f4, #f441a5, #ffeb3b, #03a9f4);
background-size: 400%;
border-radius: 50px;
filter: blur(10px);
z-index: -1;
}
@keyframes sun{
100%{
background-position: -400% 0;
}
}分析:
线性渐变
css3动画
