上下篇文章圆角

/* 上下一篇文章 */
#pagination.pagination-post {
  border-radius: 20px;
  -webkit-transition: all .6s ease-in-out;
  -moz-transition: all .6s ease-in-out;
  -ms-transition: all .6s ease-in-out;
  -o-transition: all .6s ease-in-out;
  transition: all .6s ease-in-out;
}