body { margin: 0; background: #F5F5F5; }
.max640 { max-width: 640px; margin: 0 auto; }
img.block { display: block; width: 100%; }
.clear:after { content: "\200B"; display: block; height: 0; clear: both; }
.lightGreen { background:  #F5F5F5; }
span.yellow { color: #FF6600 ; }
span.bigger { font-size: 1.4em; }
/* 两列 */
.grids .col { float: left; background:#F0F0F0; }
.grids.two .col { width: 50%; }
.grids.two .col .item { width: 100%; float: left; }
.grids.two .col:nth-child(even) .item { width: 100%; float: right; }
.grids.two .col .item .thumb {/* position: relative;*/ height:auto !important; background:#FFF; border-bottom:1px solid #CCC; border-top:1px solid #CCC; border-left:1px solid #CCC; border-right:1px solid #CCC;}
.grids.two .col .item .thumb  .thumb1 { padding:5px;}
.grids.two .col .item .thumb .thumb1 li { line-height:30px;  list-style:none; color:#FF9900;background:#FFF;  }
.grids.two .col .item .thumb  .thumb2 { background: #F5F5F5; padding:5px; color:#FF3300; text-align:center}
.grids.two .col .item .thumb .cover { position: absolute; bottom: 0px; width: 100%; background: rgba(0, 0, 0, 0.37); color: #fff; box-sizing: border-box; padding: 0.5em; font-size: 1.2em; }
/* 三列 */
.grids.three .col { width: 33.333333333%; }
/* 四列 */
.grids.four .col { width: 25%; }
.grids.four .col.three { width: 75%; }
.content { font-size: 0.8rem;  box-sizing: border-box; }
.content a { text-decoration: none; }
.content.dashed { border-top: 1px dashed #038724; border-bottom: 1px dashed #038724; }
.content p { color: #000; margin: 0px; line-height: 2em; }
.content p.big { font-size: 1.2em; }
.content p.bigger { font-size: 1.6em; margin-bottom: 1em; }
.content p.dashed { border-bottom: 1px #000 dashed; }
.content p.center { text-align: center; }
.content p span.right { float: right; }
.content span.right { float: right; }
/* 解决iphone上的微信自动对号码加链接问题 */
.content p a { color: #000; text-decoration: none; }
.content img.center { width: 80%; display: block; margin: 0 auto; }