p{margin-bottom:10px;font-weight:300}
.summary_block:nth-of-type(1) .sum_pic{background:url(http://web.labluetory.com/__v/research/img/pic_01.jpg) no-repeat center;background-size:cover;left:50%}
.summary_block:nth-of-type(2) .sum_pic{background:url(http://web.labluetory.com/__v/research/img/pic_02.jpg) no-repeat center;background-size:cover}
.summary_block:nth-of-type(1) .sum_txt{margin-left:0}
.bold_subtitle{margin:0 30px 15px 30px;font-weight:500;color:#000;font-size:1.5em;line-height:34px;}
.sum_txt{color:#333;margin-left:50%;width:50%;padding:40px 0;z-index:2;}
.summary_block{border-bottom:none;}
@media all and (max-width:800px){
.sum_txt{width:100%;margin-left:0;background:rgba(245, 246, 249, .9);}
.summary_block:nth-of-type(1) .sum_txt_back{background:url(http://web.labluetory.com/__v/research/img/pic_01.jpg) no-repeat center;background-size:cover;}
.summary_block:nth-of-type(2) .sum_txt_back{background:url(http://web.labluetory.com/__v/research/img/pic_02.jpg) no-repeat center;background-size:cover;}
}