1.页面淡入淡出
2.左右反转loading
转自其他文章:css3 loading
Loading 动画效果一
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.spinner {
margin : 100px auto ;
width : 50px ;
height : 60px ;
text-align : center ;
font-size : 10px ;
}
.spinner > div {
background-color : #67CF22 ;
height : 100% ;
width : 6px ;
display : inline- block ;
-webkit-animation: stretchdelay 1.2 s infinite ease-in-out;
animation: stretchdelay 1.2 s infinite ease-in-out;
}
.spinner .rect 2 {
-webkit-animation-delay: -1.1 s;
animation-delay: -1.1 s;
}
.spinner .rect 3 {
-webkit-animation-delay: -1.0 s;
animation-delay: -1.0 s;
}
.spinner .rect 4 {
-webkit-animation-delay: -0.9 s;
animation-delay: -0.9 s;
}
.spinner .rect 5 {
-webkit-animation-delay: -0.8 s;
animation-delay: -0.8 s;
}
@-webkit-keyframes stretchdelay {
0% , 40% , 100% { -webkit-transform: scaleY( 0.4 ) }
20% { -webkit-transform: scaleY( 1.0 ) }
}
@keyframes stretchdelay {
0% , 40% , 100% {
transform: scaleY( 0.4 );
-webkit-transform: scaleY( 0.4 );
} 20% {
transform: scaleY( 1.0 );
-webkit-transform: scaleY( 1.0 );
}
}
Loading 动画效果二
HTML 代码:
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CSS 代码:
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.spinner {
width : 60px ;
height : 60px ;
background-color : #67CF22 ;
margin : 100px auto ;
-webkit-animation: rotateplane 1.2 s infinite ease-in-out;
animation: rotateplane 1.2 s infinite ease-in-out;
}
@-webkit-keyframes rotateplane {
0% { -webkit-transform: perspective( 120px ) }
50% { -webkit-transform: perspective( 120px ) rotateY( 180 deg) }
100% { -webkit-transform: perspective( 120px ) rotateY( 180 deg) rotateX( 180 deg) }
}
@keyframes rotateplane {
0% {
transform: perspective( 120px ) rotateX( 0 deg) rotateY( 0 deg);
-webkit-transform: perspective( 120px ) rotateX( 0 deg) rotateY( 0 deg)
} 50% {
transform: perspective( 120px ) rotateX( -180.1 deg) rotateY( 0 deg);
-webkit-transform: perspective( 120px ) rotateX( -180.1 deg) rotateY( 0 deg)
} 100% {
transform: perspective( 120px ) rotateX( -180 deg) rotateY( -179.9 deg);
-webkit-transform: perspective( 120px ) rotateX( -180 deg) rotateY( -179.9 deg);
}
}
Loading 动画效果三
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.spinner {
width : 60px ;
height : 60px ;
position : relative ;
margin : 100px auto ;
}
.double-bounce 1 , .double-bounce 2 {
width : 100% ;
height : 100% ;
border-radius: 50% ;
background-color : #67CF22 ;
opacity: 0.6 ;
position : absolute ;
top : 0 ;
left : 0 ;
-webkit-animation: bounce 2.0 s infinite ease-in-out;
animation: bounce 2.0 s infinite ease-in-out;
}
.double-bounce 2 {
-webkit-animation-delay: -1.0 s;
animation-delay: -1.0 s;
}
@-webkit-keyframes bounce {
0% , 100% { -webkit-transform: scale( 0.0 ) }
50% { -webkit-transform: scale( 1.0 ) }
}
@keyframes bounce {
0% , 100% {
transform: scale( 0.0 );
-webkit-transform: scale( 0.0 );
} 50% {
transform: scale( 1.0 );
-webkit-transform: scale( 1.0 );
}
}
Loading 动画效果四
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CSS 代码:
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.spinner {
margin : 100px auto ;
width : 32px ;
height : 32px ;
position : relative ;
}
.cube 1 , .cube 2 {
background-color : #67CF22 ;
width : 30px ;
height : 30px ;
position : absolute ;
top : 0 ;
left : 0 ;
-webkit-animation: cubemove 1.8 s infinite ease-in-out;
animation: cubemove 1.8 s infinite ease-in-out;
}
.cube 2 {
-webkit-animation-delay: -0.9 s;
animation-delay: -0.9 s;
}
@-webkit-keyframes cubemove {
25% { -webkit-transform: translateX( 42px ) rotate( -90 deg) scale( 0.5 ) }
50% { -webkit-transform: translateX( 42px ) translateY( 42px ) rotate( -180 deg) }
75% { -webkit-transform: translateX( 0px ) translateY( 42px ) rotate( -270 deg) scale( 0.5 ) }
100% { -webkit-transform: rotate( -360 deg) }
}
@keyframes cubemove {
25% {
transform: translateX( 42px ) rotate( -90 deg) scale( 0.5 );
-webkit-transform: translateX( 42px ) rotate( -90 deg) scale( 0.5 );
} 50% {
transform: translateX( 42px ) translateY( 42px ) rotate( -179 deg);
-webkit-transform: translateX( 42px ) translateY( 42px ) rotate( -179 deg);
} 50.1% {
transform: translateX( 42px ) translateY( 42px ) rotate( -180 deg);
-webkit-transform: translateX( 42px ) translateY( 42px ) rotate( -180 deg);
} 75% {
transform: translateX( 0px ) translateY( 42px ) rotate( -270 deg) scale( 0.5 );
-webkit-transform: translateX( 0px ) translateY( 42px ) rotate( -270 deg) scale( 0.5 );
} 100% {
transform: rotate( -360 deg);
-webkit-transform: rotate( -360 deg);
}
}
Loading 动画效果五
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CSS 代码:
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.spinner {
margin : 100px auto ;
width : 90px ;
height : 90px ;
position : relative ;
text-align : center ;
-webkit-animation: rotate 2.0 s infinite linear;
animation: rotate 2.0 s infinite linear;
}
.dot 1 , .dot 2 {
width : 60% ;
height : 60% ;
display : inline- block ;
position : absolute ;
top : 0 ;
background-color : #67CF22 ;
border-radius: 100% ;
-webkit-animation: bounce 2.0 s infinite ease-in-out;
animation: bounce 2.0 s infinite ease-in-out;
}
.dot 2 {
top : auto ;
bottom : 0px ;
-webkit-animation-delay: -1.0 s;
animation-delay: -1.0 s;
}
@-webkit-keyframes rotate { 100% { -webkit-transform: rotate( 360 deg) }}
@keyframes rotate { 100% { transform: rotate( 360 deg); -webkit-transform: rotate( 360 deg) }}
@-webkit-keyframes bounce {
0% , 100% { -webkit-transform: scale( 0.0 ) }
50% { -webkit-transform: scale( 1.0 ) }
}
@keyframes bounce {
0% , 100% {
transform: scale( 0.0 );
-webkit-transform: scale( 0.0 );
} 50% {
transform: scale( 1.0 );
-webkit-transform: scale( 1.0 );
}
}
Loading 动画效果六
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.spinner {
margin : 100px auto 0 ;
width : 150px ;
text-align : center ;
}
.spinner > div {
width : 30px ;
height : 30px ;
background-color : #67CF22 ;
border-radius: 100% ;
display : inline- block ;
-webkit-animation: bouncedelay 1.4 s infinite ease-in-out;
animation: bouncedelay 1.4 s infinite ease-in-out;
/* Prevent first frame from flickering when animation starts */
-webkit-animation-fill-mode: both ;
animation-fill-mode: both ;
}
.spinner .bounce 1 {
-webkit-animation-delay: -0.32 s;
animation-delay: -0.32 s;
}
.spinner .bounce 2 {
-webkit-animation-delay: -0.16 s;
animation-delay: -0.16 s;
}
@-webkit-keyframes bouncedelay {
0% , 80% , 100% { -webkit-transform: scale( 0.0 ) }
40% { -webkit-transform: scale( 1.0 ) }
}
@keyframes bouncedelay {
0% , 80% , 100% {
transform: scale( 0.0 );
-webkit-transform: scale( 0.0 );
} 40% {
transform: scale( 1.0 );
-webkit-transform: scale( 1.0 );
}
}
Loading 动画效果七
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.spinner {
width : 40px ;
height : 40px ;
margin : 100px auto ;
background-color : #333 ;
border-radius: 100% ;
-webkit-animation: scaleout 1.0 s infinite ease-in-out;
animation: scaleout 1.0 s infinite ease-in-out;
}
@-webkit-keyframes scaleout {
0% { -webkit-transform: scale( 0.0 ) }
100% {
-webkit-transform: scale( 1.0 );
opacity: 0 ;
}
}
@keyframes scaleout {
0% {
transform: scale( 0.0 );
-webkit-transform: scale( 0.0 );
} 100% {
transform: scale( 1.0 );
-webkit-transform: scale( 1.0 );
opacity: 0 ;
}
}
Loading 动画效果八
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.spinner {
margin : 100px auto ;
width : 20px ;
height : 20px ;
position : relative ;
}
.container 1 > div, .container 2 > div, .container 3 > div {
width : 6px ;
height : 6px ;
background-color : #333 ;
border-radius: 100% ;
position : absolute ;
-webkit-animation: bouncedelay 1.2 s infinite ease-in-out;
animation: bouncedelay 1.2 s infinite ease-in-out;
-webkit-animation-fill-mode: both ;
animation-fill-mode: both ;
}
.spinner .spinner-container {
position : absolute ;
width : 100% ;
height : 100% ;
}
.container 2 {
-webkit-transform: rotateZ( 45 deg);
transform: rotateZ( 45 deg);
}
.container 3 {
-webkit-transform: rotateZ( 90 deg);
transform: rotateZ( 90 deg);
}
.circle 1 { top : 0 ; left : 0 ; }
.circle 2 { top : 0 ; right : 0 ; }
.circle 3 { right : 0 ; bottom : 0 ; }
.circle 4 { left : 0 ; bottom : 0 ; }
.container 2 .circle 1 {
-webkit-animation-delay: -1.1 s;
animation-delay: -1.1 s;
}
.container 3 .circle 1 {
-webkit-animation-delay: -1.0 s;
animation-delay: -1.0 s;
}
.container 1 .circle 2 {
-webkit-animation-delay: -0.9 s;
animation-delay: -0.9 s;
}
.container 2 .circle 2 {
-webkit-animation-delay: -0.8 s;
animation-delay: -0.8 s;
}
.container 3 .circle 2 {
-webkit-animation-delay: -0.7 s;
animation-delay: -0.7 s;
}
.container 1 .circle 3 {
-webkit-animation-delay: -0.6 s;
animation-delay: -0.6 s;
}
.container 2 .circle 3 {
-webkit-animation-delay: -0.5 s;
animation-delay: -0.5 s;
}
.container 3 .circle 3 {
-webkit-animation-delay: -0.4 s;
animation-delay: -0.4 s;
}
.container 1 .circle 4 {
-webkit-animation-delay: -0.3 s;
animation-delay: -0.3 s;
}
.container 2 .circle 4 {
-webkit-animation-delay: -0.2 s;
animation-delay: -0.2 s;
}
.container 3 .circle 4 {
-webkit-animation-delay: -0.1 s;
animation-delay: -0.1 s;
}
@-webkit-keyframes bouncedelay {
0% , 80% , 100% { -webkit-transform: scale( 0.0 ) }
40% { -webkit-transform: scale( 1.0 ) }
}
@keyframes bouncedelay {
0% , 80% , 100% {
transform: scale( 0.0 );
-webkit-transform: scale( 0.0 );
} 40% {
transform: scale( 1.0 );
-webkit-transform: scale( 1.0 );
}
}
From:http://www.cnblogs.com/xuejianxiyang/p/5522534.html

HTML is the cornerstone of building web page structure. 1. HTML defines the content structure and semantics, and uses, etc. tags. 2. Provide semantic markers, such as, etc., to improve SEO effect. 3. To realize user interaction through tags, pay attention to form verification. 4. Use advanced elements such as, combined with JavaScript to achieve dynamic effects. 5. Common errors include unclosed labels and unquoted attribute values, and verification tools are required. 6. Optimization strategies include reducing HTTP requests, compressing HTML, using semantic tags, etc.

HTML is a language used to build web pages, defining web page structure and content through tags and attributes. 1) HTML organizes document structure through tags, such as,. 2) The browser parses HTML to build the DOM and renders the web page. 3) New features of HTML5, such as, enhance multimedia functions. 4) Common errors include unclosed labels and unquoted attribute values. 5) Optimization suggestions include using semantic tags and reducing file size.

WebdevelopmentreliesonHTML,CSS,andJavaScript:1)HTMLstructurescontent,2)CSSstylesit,and3)JavaScriptaddsinteractivity,formingthebasisofmodernwebexperiences.

The role of HTML is to define the structure and content of a web page through tags and attributes. 1. HTML organizes content through tags such as , making it easy to read and understand. 2. Use semantic tags such as, etc. to enhance accessibility and SEO. 3. Optimizing HTML code can improve web page loading speed and user experience.

HTMLisaspecifictypeofcodefocusedonstructuringwebcontent,while"code"broadlyincludeslanguageslikeJavaScriptandPythonforfunctionality.1)HTMLdefineswebpagestructureusingtags.2)"Code"encompassesawiderrangeoflanguagesforlogicandinteract

HTML, CSS and JavaScript are the three pillars of web development. 1. HTML defines the web page structure and uses tags such as, etc. 2. CSS controls the web page style, using selectors and attributes such as color, font-size, etc. 3. JavaScript realizes dynamic effects and interaction, through event monitoring and DOM operations.

HTML defines the web structure, CSS is responsible for style and layout, and JavaScript gives dynamic interaction. The three perform their duties in web development and jointly build a colorful website.

HTML is suitable for beginners because it is simple and easy to learn and can quickly see results. 1) The learning curve of HTML is smooth and easy to get started. 2) Just master the basic tags to start creating web pages. 3) High flexibility and can be used in combination with CSS and JavaScript. 4) Rich learning resources and modern tools support the learning process.


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