Pure CSS3 Speech Bubbles with transparent background
Brief Tutorial
This is a Speech Bubbles dialogue bubble effect with a transparent background made using pure CSS3. This speech bubble uses two transparent png images as the background, and combines them into a speech bubble effect through simple CSS code.
Usage
HTML structure
The HTML structure of the dialogue bubble is as follows:
<a class="speech-bubble" href="#">
<div class="speech-content">
lorem ipsum ascilet
</div>
<div class="speech-tail"></div>
</a>CSS style
The entire dialogue bubble is wrapped in In a hyperlink element, the display attribute of the hyperlink element is set to inline-block, while the transparency is reduced to 50%, and the animation transition effect is set for the transparency animation.
.speech-bubble {
display: inline-block;
opacity:0.5;
transition: opacity 0.5s;
}When the mouse slides over the speech bubble, the transparency of the hyperlink element returns to 100%.
.speech-bubble:hover {
opacity:1;
transition: opacity 0.5s;
}.speech-content is the content box area of the dialogue bubble. Its minimum width min-width is set to 80 pixels and the inner margin is 10 pixels. All edges except the bottom edge are set to a 3 pixel white border. Also use a fully transparent PNG image for its background.
.speech-content {
display:inline-block;
min-width: 80px;
padding:10px;
text-align:center;
color:white;
border: solid white;
border-width: 3px 3px 0px 3px;
background: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAADIAAAAyCAYAAAAeP4ixAAAACXBIWXMAABN2AAATdgEGLb1yAAAAIGNIU
k0AAHolAACAgwAA+f8AAIDpAAB1MAAA6mAAADqYAAAXb5JfxUYAAABSSURBVHja7NGxDQAgEAOxgNh/5dBTU718G1i32mZCO0MCAQEBAQEBAQEBAQEBAQEBAQE
BAQEBAQEBAQEBAQEBAQEBAXk6SeoIyP8uAAAA//8DAH02BGIBTpeBAAAAAElFTkSuQmCC') 48px 100% no-repeat;
background-size: calc(100% - 48px) 50px;
}.speech-tail is the tail of the bubble dialog box. It sets a fixed width and height, and also uses a transparent PNG image as the background.
.speech-tail {
height:25px;
width: 52px;
margin-top:-3px;
background: url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAADQAAAAZCAYAAAB+Sg0DAAAACXBIWXMAAA3XAAAN1wFCKJt4AAAAIGNIUk0A
AHolAACAgwAA+f8AAIDpAAB1MAAA6mAAADqYAAAXb5JfxUYAAAFXSURBVHja1NgxKEVRHMfxc5+QKDHJJqOsyqzMbzApGWwyGGxKWWxSSiZZyKJMFmUyyCqjbD
KxMFDP+9h0nR7v8fTePb+6wz3//z2nb/fe8//9TwahhcqyLPuPeTAbQjiMx0shQWExhHBQK1ZKEGY1hLATQshauWh8farJeTd91QX6kwNCB/YimFP0JPeG0IXj
COYIncl9cujFWQSzi1Krf9ymgTCAywhmo107UVNAGMJ1BLPSzq31z0AYwW3ukXcstLtW/AkIY7jPpb9hpgjF79dAmMBjLvUF00Wp5r8CwhSec2lPmCySPWkYCG
W85lIeMF40v9UQEOZRyYXvMFpEA1kXCMuo5kI3GC6qI/4RCOtRjbnCYJEt/rdA2I7uz9FX9J7lJ6C8TtCdQhPWCNA+OlLpKusBbSELqagO0FqKhxi1gKpYSvFQ
phZQBXMhVdUAKrdq7Y8BABcTlsw7evjMAAAAAElFTkSuQmCC') top left no-repeat ;
background-size: 100% 100%;
}The above is the content of Speech Bubbles with pure CSS3 background and transparent background. For more related content, please pay attention to the PHP Chinese website (www.php.cn)!
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