.reff_box{float:left;text-align:left;width:100%}.reff_box .reff_list{display:flex;flex-wrap:wrap;float:left;justify-content:space-between;list-style-type:none;margin:0;padding:0;row-gap:15px;width:100%}.reff_box .reff_list li{font-size:14px;letter-spacing:.2px;line-height:20px;margin:0;padding:0 0 0 1.2em;position:relative;width:47%;word-break:break-all}.reff_box .reff_list li sup{font-size:70%;left:0;line-height:100%;margin-right:3px;position:absolute;top:0}.reff_box p.reff_head{float:left;font-size:16px;font-weight:700;line-height:24px;margin-bottom:10px;width:100%}@media only screen and (max-width:767px){.reff_box{margin-top:20px}.reff_box .reff_list li{width:100%}}