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CSS如何實現天氣帶動畫的天氣圖標
最好不是在夕陽西下的時候去幻想什么，而要在旭日初升的時候即投入學習。以下是小編為大家搜索整理的用CSS如何實現天氣帶動畫的天氣圖標，希望能給大家帶來幫助!更多精彩內容請及時關注我們應屆畢業生考試網!
下面我們來做一個會下雨的天氣圖標實例，過程其實很簡單哦。
STEP1: 整體HTML架構
STEP2: 用CSS繪制云朵圖標
CSS代碼如下
body {
max-width: 42em;
padding: 2em;
margin: 0 auto;
color: #161616;
font-family: 'Roboto', sans-serif;
text-align: center;
background-color: currentColor;
}
.icon {
position: relative;
display: inline-block;
width: 12em;
height: 10em;
font-size: 1em; /* control icon size here */
}
.cloud {
position: absolute;
z-index: 1;
top: 50%;
left: 50%;
width: 3.6875em;
height: 3.6875em;
margin: -1.84375em;
background: currentColor;
border-radius: 50%;
box-shadow:
-2.1875em 0.6875em 0 -0.6875em,
2.0625em 0.9375em 0 -0.9375em,
0 0 0 0.375em #fff,
-2.1875em 0.6875em 0 -0.3125em #fff,
2.0625em 0.9375em 0 -0.5625em #fff;
}
.cloud:after {
content: '';
position: absolute;
bottom: 0;
left: -0.5em;
display: block;
width: 4.5625em;
height: 1em;
background: currentColor;
box-shadow: 0 0.4375em 0 -0.0625em #fff;
}
.cloud:nth-child(2) {
z-index: 0;
background: #fff;
box-shadow:
-2.1875em 0.6875em 0 -0.6875em #fff,
2.0625em 0.9375em 0 -0.9375em #fff,
0 0 0 0.375em #fff,
-2.1875em 0.6875em 0 -0.3125em #fff,
2.0625em 0.9375em 0 -0.5625em #fff;
opacity: 0.3;
transform: scale(0.5) translate(6em, -3em);
animation: cloud 4s linear infinite;
}
.cloud:nth-child(2):after { background: #fff; }
.rain{
position: absolute;
z-index: 2;
top: 50%;
left: 50%;
width: 3.75em;
height: 3.75em;
margin: 0.375em 0 0 -2em;
background: currentColor;
}
.rain:after {
content: '';
position: absolute;
z-index: 2;
top: 50%;
left: 50%;
width: 1.125em;
height: 1.125em;
margin: -1em 0 0 -0.25em;
background: #0cf;
border-radius: 100% 0 60% 50% / 60% 0 100% 50%;
box-shadow:
0.625em 0.875em 0 -0.125em rgba(255,255,255,0.2),
-0.875em 1.125em 0 -0.125em rgba(255,255,255,0.2),
-1.375em -0.125em 0 rgba(255,255,255,0.2);
transform: rotate(-28deg);
animation: rain 3s linear infinite; /*設置動畫 rain */
}
STEP3: 下雨動畫
/* 下雨動畫 Animations */
@keyframes rain {
0% {
background: #0cf;
box-shadow:
0.625em 0.875em 0 -0.125em rgba(255,255,255,0.2),
-0.875em 1.125em 0 -0.125em rgba(255,255,255,0.2),
-1.375em -0.125em 0 #0cf;
}
25% {
box-shadow:
0.625em 0.875em 0 -0.125em rgba(255,255,255,0.2),
-0.875em 1.125em 0 -0.125em #0cf,
-1.375em -0.125em 0 rgba(255,255,255,0.2);
}
50% {
background: rgba(255,255,255,0.3);
box-shadow:
0.625em 0.875em 0 -0.125em #0cf,
-0.875em 1.125em 0 -0.125em rgba(255,255,255,0.2),
-1.375em -0.125em 0 rgba(255,255,255,0.2);
}
100% {
box-shadow:
0.625em 0.875em 0 -0.125em rgba(255,255,255,0.2),
-0.875em 1.125em 0 -0.125em rgba(255,255,255,0.2),
-1.375em -0.125em 0 #0cf;
}
}
最圖效果：
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