.style_tenga{overflow:hidden}.concept_head{padding:82px 0 0 0}.concept_area{display:flex;align-items:center;justify-content:center;padding:20px 0 20px 0;margin:0px;box-sizing:border-box}@media screen and (max-width: 640px){.concept_area{padding:20px 0;flex-direction:column}}.concept_area .img_area{width:20%}@media screen and (max-width: 640px){.concept_area .img_area{display:none}}.concept_area .img_area_sp{display:none}@media screen and (max-width: 640px){.concept_area .img_area_sp{display:block;width:80%}}.headline-box .concept_title{height:52px;width:auto}@media screen and (max-width: 640px){.headline-box .concept_title{height:43px}}.concept_text{text-align:center;font-size:1.8rem;font-weight:bold;margin-bottom:50px}@media screen and (max-width: 640px){.concept_text{font-size:1.5rem}}.add_mv{text-align:center;box-sizing:border-box}.add_mv video{width:100%;max-width:1080px;aspect-ratio:16 / 9;height:auto;display:block;background:#000;cursor:pointer;margin:auto;box-sizing:border-box}