div获取焦点属性

tabindex="0"   可获得焦点
contenteditable="true"    div可如文本框一样编辑

css过渡模板

    transition-property:all;
    transition-duration:0.3s;
    /* transition-delay:2s; */

    /* Firefox 4 */
    /* -moz-transition-delay: 0.2ms; */
    -moz-transition-property:all; 
    -moz-transition-duration:0.3s;


    /* Safari and Chrome */
    /* -webkit-transition-delay: 0.2ms; */
    -webkit-transition-property:all; 
    -webkit-transition-duration:0.3s;


    /* Opera */
    /* -o-transition-delay: 0.2ms; */
    -o-transition-property:all;
    -o-transition-duration:0.3s;