• 技术文章 >Web开发 >JavaScript

    生日快乐代码js特效

    小妮浅浅小妮浅浅2021-01-22 17:41:59原创9100

    在学习了不少js知识点后，如果有身边人快过生日，可以通过js代码编写出生日快乐的特效送给他。既是给别人一个惊喜，也是自身js学习的一个检验。在开始js运行时，我们要先检验下代码运行的环境是否符合，然后就生日快乐的代码展开讲解。

    1.js代码运行环境

    浏览器(引擎)

    node(基于v8渲染js)

    webview(v8引擎)

    2.js生日快乐代码

    <div class="button-style1">
<a href="Memories.html" class="lk1">
	<div class="link1">
		<div class="bt1">
			我很喜欢
		</div>
	</div>
</a>    
</div>
<div class="button-style2">
<a class="lk2">
	<div class="link2">
		<div class="bt1">
			我不喜欢
		</div>
	</div>
</a> 
</div>

    .button-style1 ,.button-style2{
position:absolute;
top:41%;
opacity:1;
z-index:100;
}
.button-style1 {
position:absolute;
left:20%;
animation:btn1 15s; /*这是CSS3的动画属性，着这里定义动画的名称和持续时间，也可以用animation-delay定义动画延时多少s播放*/
}
.button-style2 {
position:absolute;
left:68%;
animation:btn2 15s;
}
@keyframes btn1 { /*这里是对动画的定义，我们只需要定义几个关键帧，它会自动完成补间。*/
0% {
	opacity:0;
	left:43.5%;
}
70% {
	opacity:0;
	left:43.5%;
}
100% {
	opacity:1;
	left:20%;
}
}
@-webkit-keyframes btn1 { /*这里是声明获取不同浏览器的支持，还有几个干脆我就懒得写了，反正我也不是给所有人写的，自己能看就行*/
0% {
	opacity:0;
	left:43.5%;
}
70% {
	opacity:0;
	left:43.5%;
}
100% {
	opacity:1;
	left:20%;
}
}
@keyframes btn2 {
0% {
	opacity:0;
	left:43.5%;
}
70% {
	opacity:0;
	left:43.5%;
}
100% {
	opacity:1;
	left:68%;
}
}
@-webkit-keyframes btn2 {
0% {
	opacity:0;
	left:43.5%;
}
70% {
	opacity:0;
	left:43.5%;
}
100% {
	opacity:1;
	left:68%;
}
}
.lk1,.lk2 {
text-decoration:none;
font-family: Microsoft YaHei;
color:#fff;
transition:all 0.5s;
}
.link1,.link2 {
width:170px;
height:60px;
border:2px solid #fff;
-webkit-border:1px solid #fff;
border-radius:30px;
font-size: 23px;
text-align:center;
background: #ee9ca7;
transition:all 0.8s;
}
.link2 {
cursor:not-allowed;
}
.bt1,.bt2 {
position:relative;
top:22%;
vertical-align:middle;
}
 
a.lk1:hover { /*这里使用CSS选择器，定义鼠标滑过效果*/
color:#ee9ca7;
transition:all 0.5s;
}
.link1:hover {
background-color:#fff;
background-color:rgba(255,255,255,0,2);
border:2px solid #BBB;
transition:all 0.8s;
}
a.lk2:hover {
color:#ee9ca7;
transition:all 0.5s;
}
.link2:hover {
background-color:#fff;
background-color:rgba(255,255,255,0,2);
border:2px solid #BBB;
transition:all 0.8s;
}

    <div class="section">
          <div class="ly-box01">
            <div class="ly-txt01">
              <p class="ly-stxt01">XXXXXXXXXXXXXXXXXXXXXXX</p>
              <p class="ly-stxt02">XXXXXXXXXXXXXXXXXXXXXXX</p>
              <p class="ly-stxt03">XXXXXXXXXXXXXXXXXXXXXXX</p>
              <p class="ly-stxt04">XXXXXXXXXXXXXXXXXXXXXXX</p>
              <p class="ly-stxt05">XXXXXXXXXXXXXXXXXXXXXXX</p>
            </div>
            <div class="ly-txt02">
              <p class="ly-stxt06">XXXXXXXXXXXXXXXXXXXXXXX</p>
              <p class="ly-stxt07">XXXXXXXXXXXXXXXXXXXXXXX</p>
              <p class="ly-stxt08">XXXXXXXXXXXXXXXXXXXXXXX</p>
              <p class="ly-stxt09">XXXXXXXXXXXXXXXXXXXXXXX</p>
              <p class="ly-stxt10">XXXXXXXXXXXXXXXXXXXXXXX</p>
            </div>
        </div>
      </div>
    .ly-box01 {
	width:50px;
	height:50px;
	background-color:#FFF;
	border-radius: 25px;
	position: absolute;
	left: 48%;
	bottom: 50%;
	margin-bottom:50%;
	overflow: hidden;
	transform-origin:center bottom;
	animation:box_to_point 18.5s 0s,bounce 2.5s 18.5s;
}
 
@keyframes box_to_point{
	0% {
		margin-bottom:50%;
		width:50px;
		height:50px;
		border-radius: 25px;
		position: absolute;
		left: 48%;
		bottom: 50%;
		}
	10% {
		margin-bottom:0;
		width:50px;
		height:50px;
		border-radius: 25px;
		background-color:rgba(255,255,255,1);
		position: absolute;
		left: 48%;
		bottom: 50%;
	}
	14% {
		margin-bottom:0;
		width: 80%;
		height: 550px;
		border-radius: 6px;
		background-color:rgba(255,255,255,0.5);
		position: absolute;
		left: 10%;
		bottom: 12%;
	}
	96% {
		margin-bottom:0;
		width: 80%;
		height: 550px;
		border-radius: 6px;
		background-color:rgba(255,255,255,0.6);
		position: absolute;
		left: 10%;
		bottom: 12%;
	}
	100% {
		margin-bottom:0;
		width:50px;
		height:50px;
		border-radius: 25px;
		background-color:rgba(255,255,255,1);
		position: absolute;
		left: 48%;
		bottom: 50%;
	}
}
@-webkit-keyframes box_to_point{
	0% {
		margin-bottom:50%;
		width:50px;
		height:50px;
		border-radius: 25px;
		position: absolute;
		left: 48%;
		bottom: 50%;
		}
	10% {
		margin-bottom:0;
		width:50px;
		height:50px;
		border-radius: 25px;
		background-color:rgba(255,255,255,1);
		position: absolute;
		left: 48%;
		bottom: 50%;
	}
	14% {
		margin-bottom:0;
		width: 80%;
		height: 550px;
		border-radius: 6px;
		background-color:rgba(255,255,255,0.5);
		position: absolute;
		left: 10%;
		bottom: 12%;
	}
	96% {
		margin-bottom:0;
		width: 80%;
		height: 550px;
		border-radius: 6px;
		background-color:rgba(255,255,255,0.6);
		position: absolute;
		left: 10%;
		bottom: 12%;
	}
	100% {
		margin-bottom:0;
		width:50px;
		height:50px;
		border-radius: 25px;
		background-color:rgba(255,255,255,1);
		position: absolute;
		left: 48%;
		bottom: 50%;
	}
}
@keyframes bounce{
	0% {
		margin-bottom:0;
		width: 50px;
		height: 50px;
		border-radius: 25px;
		bottom:50%;
		left: 48%;
	}
	50% {
		margin-bottom:0;
		left: 48%;
		width: 50px;
		height: 50px;
		border-radius: 25px;
		bottom:0;
		left: 48%;
	}
	100% {
		margin-bottom:0;
		width: 20px;
		height: 20px;
		border-radius: 10px;
		left: 48%;
		bottom: 0;
		left: 20%;
	}
}
@-webkit-keyframes bounce{
		0% {
		margin-bottom:0;
		width: 50px;
		height: 50px;
		border-radius: 25px;
		bottom:50%;
		left: 48%;
	}
	50% {
		margin-bottom:0;
		left: 48%;
		width: 50px;
		height: 50px;
		border-radius: 25px;
		bottom:0;
		left: 48%;
	}
	100% {
		margin-bottom:0;
		width: 20px;
		height: 20px;
		border-radius: 10px;
		left: 48%;
		bottom: 0;
		left: 20%;
	}
}
/*文本*/
.ly-txt01 {
	position:absolute;
	width: 40%;
	left:10%;
	top:10%;
}
.ly-txt02 {
	position:absolute;
	width: 40%;
	left:60%;
	top:10%;
}
.ly-stxt01 {
	font-family: Microsoft YaHei;
	font-size: 30px;
	font-color: #000;
	position: relative;
	left: 5%;
	top: 5%;
	opacity: 0;
	animation:ly-stxt01_move 15s;
	animation-delay:3s;
	-webkit-animation:ly-stxt01_move 15s;
	-webkit-animation-delay:3s;
}
@keyframes ly-stxt01_move{
	0% {opacity:0;}
	8% {opacity:1;}
	90% {opacity:1;}
	98% {opacity:0;}
	100% {opacity:0;}
}
@-webkit-keyframes ly-stxt01_move{
	0% {opacity:0;}
	8% {opacity:0;}
	90% {opacity:1;}
	98% {opacity:0;}
	100% {opacity:0;}
}
 
.ly-stxt02 {
	font-family: Microsoft YaHei;
	font-size: 30px;
	font-color: #000;
	position: relative;
	left: 5%;
	top: 5%;
	margin-top:-71px;
	opacity: 0;
	animation:ly-stxt02_move 15s;
	animation-delay:3s;
	-webkit-animation:ly-stxt02_move 15s;
	-webkit-animation-delay:3s;
}
@keyframes ly-stxt02_move{
	0% {opacity:0;margin-top:-71px;}
	8% {opacity:0;margin-top:-71px;}
	16% {opacity:1;margin-top:0;}
	90% {opacity:1;margin-top:0;}
	100% {opacity:0;margin-top:0;}
}
@-webkit-keyframes ly-stxt02_move{
	0% {opacity:0;margin-top:-71px;}
	8% {opacity:0;margin-top:-71px;}
	16% {opacity:1;margin-top:0;}
	90% {opacity:1;margin-top:0;}
	100% {opacity:0;margin-top:0;}
}
 
.ly-stxt03 {
	font-family: Microsoft YaHei;
	font-size: 30px;
	font-color: #000;
	position: relative;
	left: 5%;
	top: 5%;
	opacity: 0;
	margin-top:-71px;
	animation:ly-stxt03_move 15s;
	animation-delay:3s;
	-webkit-animation:ly-stxt03_move 15s;
	-webkit-animation-delay:3s;
}
@keyframes ly-stxt03_move{
	0% {opacity:0;margin-top:-71px;}
	16% {opacity:0;margin-top:-71px;}
	24% {opacity:1;margin-top:0;}
	90% {opacity:1;margin-top:0;}
	100% {opacity:0;margin-top:0;}
}
@-webkit-keyframes ly-stxt03_move{
	0% {opacity:0;margin-top:-71px;}
	16% {opacity:0;margin-top:-71px;}
	24% {opacity:1;margin-top:0;}
	90% {opacity:1;margin-top:0;}
	100% {opacity:0;margin-top:0;}
}
 
.ly-stxt04 {
	font-family: Microsoft YaHei;
	font-size: 30px;
	font-color: #000;
	position: relative;
	left: 5%;
	top: 5%;
	opacity: 0;
	margin-top:-71px;
	animation:ly-stxt04_move 15s;
	animation-delay:3s;
	-webkit-animation:ly-stxt04_move 15s;
	-webkit-animation-delay:3s;
}
@keyframes ly-stxt04_move{
	0% {opacity:0;margin-top:-71px;}
	24% {opacity:0;margin-top:-71px;}
	32% {opacity:1;margin-top:0;}
	90% {opacity:1;margin-top:0;}
	100% {opacity:0;margin-top:0;}
}
@-webkit-keyframes ly-stxt04_move{
	0% {opacity:0;margin-top:-71px;}
	24% {opacity:0;margin-top:-71px;}
	32% {opacity:1;margin-top:0;}
	90% {opacity:1;margin-top:0;}
	100% {opacity:0;margin-top:0;}
}
 
.ly-stxt05 {
	font-family: Microsoft YaHei;
	font-size: 30px;
	font-color: #000;
	position: relative;
	left: 5%;
	top: 5%;
	opacity: 0;
	margin-top:-71px;
	animation:ly-stxt05_move 15s;
	animation-delay:3s;
	-webkit-animation:ly-stxt05_move 15s;
	-webkit-animation-delay:3s;
}
@keyframes ly-stxt05_move{
	0% {opacity:0;margin-top:-71px;}
	32% {opacity:0;margin-top:-71px;}
	40% {opacity:1;margin-top:0;}
	90% {opacity:1;margin-top:0;}
	100% {opacity:0;margin-top:0;}
}
@-webkit-keyframes ly-stxt05_move{
	0% {opacity:0;margin-top:-71px;}
	32% {opacity:0;margin-top:-71px;}
	40% {opacity:1;margin-top:0;}
	90% {opacity:1;margin-top:0;}
	100% {opacity:0;margin-top:0;}
}
 
.ly-stxt06 {
	font-family: Microsoft YaHei;
	font-size: 30px;
	font-color: #000;
	position: relative;
	right: 5%;
	top: 5%;
	opacity: 0;
	animation:ly-stxt06_move 15s;
	animation-delay:3s;
	-webkit-animation:ly-stxt06_move 15s;
	-webkit-animation-delay:3s;
}
@keyframes ly-stxt06_move{
	0% {opacity:0;}
	40% {opacity:0;}
	48% {opacity:1;}
	90% {opacity:1;}
	100% {opacity:0;}
}
@-webkit-keyframes ly-stxt06_move{
	0% {opacity:0;}
	40% {opacity:0;}
	48% {opacity:1;}
	90% {opacity:1;}
	100% {opacity:0;}
}
 
.ly-stxt07 {
	font-family: Microsoft YaHei;
	font-size: 30px;
	font-color: #000;
	position: relative;
	right: 5%;
	top: 5%;
	opacity: 0;
	margin-top:-71px;
	animation:ly-stxt07_move 15s;
	animation-delay:3s;
	-webkit-animation:ly-stxt07_move 15s;
	-webkit-animation-delay:3s;
}
@keyframes ly-stxt07_move{
	0% {opacity:0;margin-top:-71px;}
	48% {opacity:0;margin-top:-71px;}
	56% {opacity:1;margin-top:0;}
	90% {opacity:1;margin-top:0;}
	100% {opacity:0;margin-top:0;}
}
@-webkit-keyframes ly-stxt07_move{
	0% {opacity:0;margin-top:-71px;}
	48% {opacity:0;margin-top:-71px;}
	56% {opacity:1;margin-top:0;}
	90% {opacity:1;margin-top:0;}
	100% {opacity:0;margin-top:0;}
}
 
.ly-stxt08 {
	font-family: Microsoft YaHei;
	font-size: 30px;
	font-color: #000;
	position: relative;
	right: 5%;
	top: 5%;
	opacity: 0;
	margin-top:-71px;
	animation:ly-stxt08_move 15s;
	animation-delay:3s;
	-webkit-animation:ly-stxt08_move 15s;
	-webkit-animation-delay:3s;
}
@keyframes ly-stxt08_move{
	0% {opacity:0;margin-top:-71px;}
	56% {opacity:0;margin-top:-71px;}
	64% {opacity:1;margin-top:0;}
	90% {opacity:1;margin-top:0;}
	100% {opacity:0;margin-top:0;}
}
@-webkit-keyframes ly-stxt08_move{
	0% {opacity:0;margin-top:-71px;}
	56% {opacity:0;margin-top:-71px;}
	64% {opacity:1;margin-top:0;}
	90% {opacity:1;margin-top:0;}
	100% {opacity:0;margin-top:0;}
}
 
.ly-stxt09 {
	font-family: Microsoft YaHei;
	font-size: 30px;
	font-color: #000;
	position: relative;
	right: 5%;
	top: 5%;
	opacity: 0;
	margin-top:-71px;
	animation:ly-stxt09_move 15s;
	animation-delay:3s;
	-webkit-animation:ly-stxt09_move 15s;
	-webkit-animation-delay:3s;
}
@keyframes ly-stxt09_move{
	0% {opacity:0;margin-top:-71px;}
	64% {opacity:0;margin-top:-71px;}
	72% {opacity:1;margin-top:0;}
	90% {opacity:1;margin-top:0;}
	100% {opacity:0;margin-top:0;}
}
@-webkit-keyframes ly-stxt09_move{
	0% {opacity:0;margin-top:-71px;}
	64% {opacity:0;margin-top:-71px;}
	72% {opacity:1;margin-top:0;}
	90% {opacity:1;margin-top:0;}
	100% {opacity:0;margin-top:0;}
}
 
.ly-stxt10 {
	font-family: Microsoft YaHei;
	font-size: 30px;
	font-color: #000;
	position: relative;
	right: 5%;
	top: 5%;
	opacity: 0;
	margin-top:-71px;
	animation:ly-stxt10_move 15s;
	animation-delay:3s;
	-webkit-animation:ly-stxt10_move 15s;
	-webkit-animation-delay:3s;
}
@keyframes ly-stxt10_move{
	0% {opacity:0;margin-top:-71px;}
	72% {opacity:0;margin-top:-71px;}
	80% {opacity:1;margin-top:0;}
	90% {opacity:1;margin-top:0;}
	100% {opacity:0;margin-top:0;}
}
@-webkit-keyframes ly-stxt10_move{
	0% {opacity:0;margin-top:-71px;}
	72% {opacity:0;margin-top:-71px;}
	80% {opacity:1;margin-top:0;}
	90% {opacity:1;margin-top:0;}
	100% {opacity:0;margin-top:0;}
}

    以上就是使用js代码做的生日快乐特效，其中还包括了HTML5和CSS3的知识点，在进行代码编写时要灵活运用其他的知识模块。

    专题推荐：生日快乐代码js特效
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