记录不常用的css效果

.clearfloat:after{display:block;clear:both;content:"";visibility:hidden;height:0}.clearfloat{zoom:1;}

background:rgba(221,172,106,0.6) none repeat scroll !important; filter:Alpha(opacity=60)

/*向上箭头，类似A，只有三个边，不能指定上边框*/.arrow-up {width: 0px; height: 0px; border-left: 30px solid transparent; border-right: 30px solid transparent; border-bottom: 30px solid yellow; /*以下属性可以是IE5兼容*/ font-size: 0px; line-height: 0px; } /*向下箭头 ，类似 V*/.arrow-down {width: 0px; height: 0px; border-left: 30px solid transparent; border-right: 30px solid transparent; border-top: 30px solid blue; font-size: 0px; line-height: 0px; } /*向左的箭头：只有三个边：上，下，右。而<|总体来看，向左三角形的高=上+下边框的长度。宽=右边框的长度*/div.arrow-left {width: 0px; height: 0px; border-bottom: 30px solid transparent; border-top: 30px solid transparent; border-right: 40px solid green; font-size: 0px; line-height: 0px; } /*向右的箭头：只有三个边：上，下，左。而|>总体来看，向右三角形的高=上+下边框的长度。宽=左边框的长度*/div.arrow-right {width: 0px; height: 0px; border-top: 30px solid transparent; border-bottom: 30px solid transparent; border-left: 60px solid black; font-size: 0px; line-height: 0px; }

4.1外部div的css：dvi{ width:100%; height:100%; line-height:100%; text-align:center; }div img{ vertical-align: middle; }4.2div{border:1px #ddd solid;width:208px;height:148px;overflow:hidden;text-align:center;display:table;float:left;margin:50px;position:relative;}div span{display:table-cell;vertical-align:middle;}div span img{border:1px #ddd solid;margin:0 auto;max-width:200px;max-height:140px;}

.div{ letter-spacing:2px; }

textarea{ resize:none;}

p{ text-indent:0; }

p{ width:1000px; overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }

p{ ????width:100%; ???word-break: break-all; ???text-overflow: ellipsis; ???display: -webkit-box; /** 对象作为伸缩盒子模型显示 **/ ???-webkit-box-orient: vertical; /** 设置或检索伸缩盒对象的子元素的排列方式 **/ ???-webkit-line-clamp: 2; /** 显示的行数 **/ ???overflow: hidden; }

.btn{ -webkit-appearance : none ; }

text-transform：capitalize; //首字母大写uppercase; //全大写lowercase; //全小写

table{　　width: 100%;　　margin-top: 40px;　　border-color:#eeeeee;　　border: solid thin #eeeeee;}

.gray { 　　-webkit-filter: grayscale(100%);　　-moz-filter: grayscale(100%);　　-ms-filter: grayscale(100%);　　-o-filter: grayscale(100%);　　filter: grayscale(100%);　　filter: gray;}

p{ ???word-break:break-all;}

input::-webkit-input-placeholder {　　color: #333;}

transition-duration: 0.5s;-webkit-transition-duration: 0.5s;-ms-transition-duration: 0.5s;-o-transition-duration: 0.5s;transition-property: opacity;-webkit-transition-property: opacity;-ms-transition-property: opacity;-o-transition-property: opacity;