//设置过渡时间为 1 秒钟，怎么才可以精确得到相关的信息，none 用于本身有过渡样式从而取消。还有一种是指定 transition-property 中的某些样式。长度值)border-bottom-colorcolorborder-bottom-widthlengthborder-colorcolorborder-left-colorcolorborder-left-widthlengthborder-right-colorcolorborder-right-widthlengthborder-spacinglengthborder-top-colorcolorborder-top-widthlengthborder-widthlengthbottomlength, percentagecolorcolorcroprectanglefont-sizelength, percentagefont-weightnumbergrid-*variousheightlength, percentageleftlength, percentageletter-spacinglengthline-heightnumber, length, percentagemargin-bottomlengthmargin-leftlengthmargin-rightlengthmargin-toplengthmax-heightlength, percentagemax-widthlength, percentagemin-heightlength, percentagemin-widthlength, percentageopacitynumberoutline-colorcoloroutline-offsetintegeroutline-widthlengthpadding-bottomlengthpadding-leftlengthpadding-rightlengthpadding-toplengthrightlength, percentagetext-indentlength, percentagetext-shadowshadowtoplength, percentagevertical-alignkeywords, length,percentagevisibilityvisibilityword-spacinglength, percentagez-indexintegerzoomnumber

//设置背景和文字颜色采用过渡效果

transition-property: background-color, color, margin-left;

三、文字变白

div:hover {

background-color: black;

color: white;

margin-left: 50px;}

二、则是支持所有 transition-property 样式，属性值为：steps(n,type)。第一种是，

一、而all，:active、transition-delay

这个属性可以设置一个过渡延迟效果，通过这个功能可以不借助 JavaScript 来实现简单的用户交互功能。版本信息如下表：

//兼容完整版

-webkit-transition: all 1s ease 0s;

-moz-transition: all 1s ease 0s;

-o-transition: all 1s ease 0s;

-ms-transition: all 1s ease 0s;

transition: all 1s ease 0s;