@charset "utf-8";

.abstract{width:810px; height:auto; margin-left:40px;}
.abstract_a{width:810px; line-height:26px; font-size:14px; color:#878787; text-indent:2em; letter-spacing:2px; margin-bottom:10px; font-size:16px;}
.abstract_b{width:810px; height:auto; text-align:center; padding-bottom:10px;}
.abstract_b{max-width:810px; margin:0 auto;}