.kaiwa{background-color:#fff;border:1px solid #ccc;margin:20px 5px;padding:30px 20px 20px;position:relative;box-shadow:1px 1px 6px 0 #505c74;-moz-box-shadow:1px 1px 6px 0 #505c74;-webkit-box-shadow:1px 1px 6px 0 #505c74;-o-box-shadow:1px 1px 6px 0 #505c74;z-index:0}.kaiwa:after{content:'会話';display:block;background-color:#a26e5a;background-image:linear-gradient(45deg,#b78561 25%,transparent 25%,transparent 75%,#b78561 75%,#b78561),linear-gradient(45deg,#b78561 25%,transparent 25%,transparent 75%,#b78561 75%,#b78561);background-position:0 0,10px 10px;background-size:20px 20px;border-left:2px dotted hsla(0,0%,100%,.9);border-right:2px dotted hsla(0,0%,100%,.9);box-shadow:0 0 5px hsla(0,0%,100%,.5);margin:0 0 10px;padding:5px 20px;color:#fff;text-align:center;position:absolute;top:-10px;left:20px;transform:rotate(-3deg);-moz-transform:rotate(-3deg);-webkit-transform:rotate(-3deg);-o-transform:rotate(-3deg)}
.wline{border:4px double #ddd;margin:2em 0;padding:2em}