.left_navi {
  display: flex;
  flex-direction: column;
}
.gas_btn {
  position: fixed;
  top: 21%;
  left: 0;
  width: 45px;
  height: 73px;
  border-top-right-radius:5px;
  border-bottom-right-radius:5px;
  background: #218e9d;
  color: #fff;
  font-size: .9rem;
  line-height: 1.2em;
  opacity: 0.8;
  
  display: flex;
  
  -webkit-writing-mode: vertical-rl;
  -ms-writing-mode: tb-rl;
  -o-writing-mode: vertical-rl;
  writing-mode: vertical-rl;
  
  align-items: center;
  padding: 28px 0;
  z-index: 2000;
}
.machinary_btn {
  position: fixed;
  top: 37%;
  left: 0;
  width: 45px;
  height: 73px;
  border-top-right-radius:5px;
  border-bottom-right-radius:5px;
  background: #ca5b95;
  color: #fff;
  font-size: .9rem;
  line-height: 1.2em;
  opacity: 0.8;
  
  display: flex;
  
  -webkit-writing-mode: vertical-rl;
  -ms-writing-mode: tb-rl;
  -o-writing-mode: vertical-rl;
  writing-mode: vertical-rl;
  
  align-items: center;
  padding: 28px 0;
  z-index: 2000;
}
.materials_btn {
  position: fixed;
  top: 53%;
  left: 0;
  width: 45px;
  height: 59px;
  border-top-right-radius:5px;
  border-bottom-right-radius:5px;
  background: #2a6daf;
  color: #fff;
  font-size: .9rem;
  line-height: 1.2em;
  opacity: 0.8;
  
  display: flex;
  
  -webkit-writing-mode: vertical-rl;
  -ms-writing-mode: tb-rl;
  -o-writing-mode: vertical-rl;
  writing-mode: vertical-rl;
  
  align-items: center;
  padding: 35px 0;
  z-index: 2000;
}
.foods_btn {
  position: fixed;
  top: 69%;
  left: 0;
  width: 45px;
  height: 49px;
  border-top-right-radius:5px;
  border-bottom-right-radius:5px;
  background: #d75f40;
  color: #fff;
  font-size: .9rem;
  line-height: 1.2em;
  opacity: 0.8;
  
  display: flex;
  
  -webkit-writing-mode: vertical-rl;
  -ms-writing-mode: tb-rl;
  -o-writing-mode: vertical-rl;
  writing-mode: vertical-rl;
  
  align-items: center;
  padding: 40px 0;
  z-index: 2000;
}


.contents {
  max-width: 1000px;
  width: 100%;
  margin: 0 auto;
}
.top_midasi {
  width: 99%;
  position: relative;
  display: inline-block;
  font-size: 1.0rem;
  font-weight: bold;
  margin: 50px 0 10px;
  padding: 0 0 0 1%;
  text-align: left;
  font-family: '微软雅黑','宋体';
  border-bottom: 4px solid #eaa896;
  z-index: -999;
}
.top_midasi::before {
  position: absolute;
  left: 0;
  bottom: -4px;
  content:"";
  width: 8%;
  height: inherit;
  border-bottom: 4px solid #af4a30;
}
.top_midasi::after {
  position: absolute;
  left: 8%;
  bottom: -4px;
  content:"";
  width: 8%;
  height: inherit;
  border-bottom: 4px solid #d75f40;
}

.top_txt {
  width: 98%;
  margin: 0 auto 20px auto;
  padding: 1%;
  font-size: 1rem;
  line-height: 1.6em;
  font-family: '微软雅黑','宋体';
  text-align: justify;
  color: #d75f40;
}
.business_contents {
  max-width: 1000px;
  width: 100%;
  margin: 0 auto;
}
.business_link {
  display: flex;
  justify-content: center;
  width: 100%;
  margin: 0 auto;
}
.business_link a {
  text-decoration: none;
}
.material_type {
  display: inline-block;
  width: 145px;
  background: #d75f40;
  border-radius: 5px;
  padding: 7px 16px;
  color: #fff;
  font-size: .9rem;
  letter-spacing: .1em;
  font-weight: bold;
  text-align: center;
  margin: 2px;
}
.business_gaiyo {
  display: block;
  width: 100%;
  height: 100%;
}
.foods_box {
  position: relative;
  display: block;
  width: 100%;
  height: 100%;
}
.foods_box p {
  text-align: center;
}
.airgas_img {
  max-width: 716px;
  width: 100%;
}
.airgas_img2 {
  max-width: 761px;
  width: 100%;
}
.page_tit {
  border-bottom: 1px solid #000;
  font-size: 1.05rem;
  line-height: 1.4em;
  font-weight: bold;
  color: #d75f40;
  padding: 2px 0 0 8px;
  margin: 20px auto 10px;
}

.airgas_box {
  width: 50%;
  height: auto;
  display: flex;
  flex-wrap: wrap;
}
.flex_box2 {
  width: 43.9%;
  margin: 2% auto;
  padding: 0 3%;
  text-align: justify;
  border-right: 1px solid #000;
}
.flex_box2:last-child { border-right: none; }
.flex_box2 p {
  text-align: center;
  margin-bottom: 20px;
}
.onsite_box {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  width: 100%;
  height: auto;
  padding: 0;
  margin: 0;
}
.flex_box3 {
  width: 47%;
  text-align: justify;
  margin: 0;
  padding: 1% 0;
  font-size: .9rem;
}
.flex_box3 p { padding-left: 4%; margin-top: 5px; text-align: left; }

.foods_flex {
  max-width: 1000px;
  width: 100%;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
}
.foods_flexbox {
  max-width: 335px;
  width: 100%;
  font-size: .9rem;
  line-height: 1.4em;
}
.foods_flexbox p {
  display: block;
  text-align: left;
  margin: 0 8px;
  line-height: 1.6em;
  text-justify: inherit;
}
.foods_flexbox2 {
  max-width: 100%;
  width: 100%;
  font-size: 1rem;
  line-height: 1.4em;
  margin-bottom: 30px;
}
.foods_flexbox2 p {
  display: block;
  text-align: left;
  margin: 0 0 0 8px;
  line-height: 1.6em;
  text-justify: inherit;
}
.foods_flexbox3 {
  max-width: 64%;
  width: 100%;
  font-size: 1rem;
  line-height: 1.4em;
  margin-bottom: 30px;
}
.foods_flexbox3 p {
  display: block;
  text-align: left;
  margin: 0 8px;
  line-height: 1.6em;
  text-justify: inherit;
}
.foods_flexbox4 {
  max-width: 100%;
  width: 100%;
  font-size: 1rem;
  line-height: 1.4em;
  margin-bottom: 40px;
}
.foods_flexbox4 p {
  display: block;
  text-align: left;
  margin: 0 8px;
  line-height: 1.6em;
  text-justify: inherit;
}
.foods_flexbox5 {
  max-width: 100%;
  width: 100%;
  font-size: 1rem;
  line-height: 1.4em;
  display: flex;
  justify-content: space-between;
}
.foods_flexbox5 p {
  width: 50%;
  text-align: left;
  margin-right: 3%;
}
.foods_flexbox5 {
  max-width: 100%;
  width: 100%;
  font-size: 1rem;
  line-height: 1.4em;
  display: flex;
  justify-content: space-between;
}
.foods_flexbox5 p {
  width: 51%;
  text-align: left;
  margin-right: 3%;
  line-height: 1.6em;
  text-justify: inherit;
}
.foods_flexbox6 {
  max-width: 100%;
  width: 100%;
  font-size: 1rem;
  line-height: 1.4em;
  display: flex;
  justify-content: space-between;
  
}
.foods_flexbox6 p {
  width: 60%;
  display: block;
  text-align: left;
  margin: 0 8px;
  line-height: 1.6em;
  text-justify: inherit;
}
.foods_flexbox7 {
  max-width: 48%;
  width: 100%;
  font-size: 1rem;
  line-height: 1.4em;
  display: block;
}
.foods_flexbox7 p {
  width: 100%;
  display: block;
  text-align: left;
  margin: 0 8px;
  line-height: 1.6em;
  text-justify: inherit;
}
.foods_flexbox8 {
  width: 100%;
  font-size: 1rem;
  line-height: 1.4em;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
}
.foods_flexbox8 p {
  width: 57%;
  display: block;
  text-align: left;
  margin: 0 8px;
  line-height: 1.6em;
  text-justify: inherit;
}
.foods_flexbox9 {
  max-width: 48%;
  width: 100%;
  font-size: 1rem;
  line-height: 1.4em;
  display: block;
}
.foods_flexbox9 p {
  width: 100%;
  display: block;
  text-align: left;
  margin: 0 8px;
  line-height: 1.6em;
  text-justify: inherit;
}
.foods_flexbox10 {
  max-width: 100%;
  width: 100%;
  font-size: 1rem;
  line-height: 1.4em;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  margin-top: 15px;
  margin-bottom: 30px;
}
.foods_flexbox10 p {
  width: 48%;
  display: block;
  text-align: left;
  margin-right: 3%;
  line-height: 1.6em;
  text-justify: inherit;
}
.foods_flexbox11 {
  max-width: 100%;
  width: 100%;
  font-size: 1rem;
  line-height: 1.4em;
  display: block;
}
.foods_flexbox11 p {
  width: 100%;
  display: block;
  text-align: left;
  margin: 0 8px;
  line-height: 1.6em;
  text-justify: inherit;
}
.foods_flexbox12 {
  max-width: 100%;
  width: 100%;
  font-size: 1rem;
  line-height: 1.4em;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  margin-top: 15px;
  margin-bottom: 30px;
}
.foods_flexbox12 p {
  width: 56%;
  display: block;
  text-align: left;
  margin-right: 1%;
  line-height: 1.6em;
  text-justify: inherit;
}

.foods_img {
  max-width: 318px;
  width: 100%;
  margin-top: 20px;
}
.foods_img img {
  width: 100%;
  height: auto;
}
.foods_img2 {
  width: 100%;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
}
.foods_img2 img {
  max-width: 197px;
  width: 100%;
  height: auto;
}
.foods_img3 {
  max-width: 214px;
  width: 100%;
}
.foods_img3 img {
  width: 100%;
  height: auto;
}
.foods_img4 {
  max-width: 184px;
  width: 100%;
}
.foods_img4 img {
  width: 100%;
  height: auto;
}
.foods_img5 {
  max-width: 226px;
  width: 100%;
}
.foods_img5 img {
  width: 100%;
  height: auto;
}
.foods_img6 {
  width: 42%;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  margin-bottom: 50px;
}
.foods_img6 img {
  max-height: 170px;
  width: auto;
  height: 100%;
}
.madein {
  background: #d75f40;
  margin-top: 8px;
  padding: 2px 10px;
  color: #fff;
  font-size: .9rem;
}

@media screen and (max-width: 998px){
.left_navi { display: none; }
.business_link {
  display: flex;
  justify-content: center;
  width: 80%;
  margin: 0 auto;
  padding: 0;
}
.top_midasi {
  width: 99%;
  position: relative;
  display: inline-block;
  font-size: 1.0rem;
  font-weight: bold;
  margin: 50px 0 10px;
  padding: 0 0 0 1%;
  text-align: left;
  font-family: '微软雅黑','宋体';
  border-bottom: 4px solid #eaa896;
  z-index: -999;
}
.top_midasi::before {
  position: absolute;
  left: 0;
  bottom: -4px;
  content:"";
  width: 8%;
  height: inherit;
  border-bottom: 4px solid #af4a30;
}
.top_midasi::after {
  position: absolute;
  left: 8%;
  bottom: -4px;
  content:"";
  width: 8%;
  height: inherit;
  border-bottom: 4px solid #d75f40;
}
.top_txt {
  max-width: 998px;
  width: 98%;
  margin: 0 auto 20px auto;
  font-size: .9rem;
  line-height: 1.6em;
  font-family: '微软雅黑','宋体';
}
.top_txt2 {
  max-width: 68%;
  width: 98%;
  margin-bottom: 20px;
  padding: 1%;
  font-size: .9rem;
  line-height: 1.6em;
  font-family: '微软雅黑','宋体';
  text-align: left;
  color: #218e9d;
}
.business_contents {
  max-width: 998px;
  width: 100%;
  margin: 0 auto;
}
.business_link {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  max-width: 998px;
  width: 100%;
  margin: 0 auto 60px;
}
.material_type {
  width: 145px;
  background: #d75f40;
  border-radius: 5px;
  padding: 7px 16px;
  color: #fff;
  font-size: .9rem;
  letter-spacing: .1em;
  font-weight: bold;
  text-align: center;
  margin: 2px;
}
.business_gaiyo {
  display: block;
  width: 100%;
  height: 100%;
}
.foods_box {
  display: block;
  width: 96%;
  height: 100%;
  margin: 0 auto;
}
.page_tit {
  border-bottom: 1px solid #000;
  font-size: 1rem;
  line-height: 1.4em;
  font-weight: bold;
  padding: 20px 0 0 8px;
  margin-bottom: 0px;
}

.foods_flex {
  max-width: 998px;
  width: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.foods_flexbox {
  max-width: 998px;
  width: 100%;
  font-size: .9rem;
  line-height: 1.4em;
}
.foods_flexbox p {
  display: block;
  text-align: left;
  margin: 0 8px;
  line-height: 1.6em;
  text-justify: inherit;
}
.foods_flexbox2 {
  max-width: 100%;
  width: 100%;
  font-size: .9rem;
  line-height: 1.4em;
  margin-top: 8px;
  margin-bottom: 30px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.foods_flexbox2 p {
  display: block;
  text-align: left;
  margin: 0 3% 0 8px;
  line-height: 1.6em;
  text-justify: inherit;
}
.foods_flexbox3 {
  max-width: 100%;
  width: 100%;
  font-size: .9rem;
  line-height: 1.4em;
  margin-bottom: 30px;
}
.foods_flexbox3 p {
  display: block;
  text-align: left;
  margin: 0 8px;
  line-height: 1.6em;
  text-justify: inherit;
}
.foods_flexbox4 {
  max-width: 100%;
  width: 100%;
  font-size: .9rem;
  line-height: 1.4em;
  margin-bottom: 40px;
}
.foods_flexbox4 p {
  display: block;
  text-align: left;
  margin: 0 8px;
  line-height: 1.6em;
  text-justify: inherit;
}
.foods_flexbox5 {
  max-width: 100%;
  width: 100%;
  font-size: .9rem;
  line-height: 1.4em;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  margin-top: 8px;
}
.foods_flexbox5 p {
  width: 100%;
  text-align: left;
  line-height: 1.6em;
  text-justify: inherit;
}
.foods_flexbox6 {
  max-width: 100%;
  width: 100%;
  font-size: .9rem;
  line-height: 1.4em;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  margin-top: 8px;
}
.foods_flexbox6 p {
  width: 73%;
  display: block;
  text-align: left;
  margin: 0 8px;
  line-height: 1.6em;
  text-justify: inherit;
}
.foods_flexbox7 {
  max-width: 100%;
  width: 100%;
  font-size: .9rem;
  line-height: 1.4em;
  display: block;
}
.foods_flexbox7 p {
  width: 100%;
  display: block;
  text-align: left;
  margin: 0 8px;
  line-height: 1.6em;
  text-justify: inherit;
}
.foods_flexbox8 {
  width: 100%;
  font-size: .9rem;
  line-height: 1.4em;
  display: flex;
  flex-wrap: wrap;
  flex-direction: column;
  justify-content: space-between;
  margin-top: 8px;
}
.foods_flexbox8 p {
  width: 100%;
  display: block;
  text-align: left;
  margin: 0 8px;
  line-height: 1.6em;
  text-justify: inherit;
}
.foods_flexbox9 {
  max-width: 100%;
  width: 100%;
  font-size: .9rem;
  line-height: 1.4em;
  display: block;
}
.foods_flexbox9 p {
  width: 100%;
  display: block;
  text-align: left;
  margin: 0 8px;
  line-height: 1.6em;
  text-justify: inherit;
}
.foods_flexbox10 {
  max-width: 100%;
  width: 100%;
  font-size: .9rem;
  line-height: 1.4em;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  margin-top: 8px;
}
.foods_flexbox10 p {
  width: 98%;
  display: block;
  text-align: left;
  margin: 0;
  padding: 0 1%;
  line-height: 1.6em;
  text-justify: inherit;
}
.foods_flexbox11 {
  max-width: 100%;
  width: 100%;
  font-size: .9rem;
  line-height: 1.4em;
  margin-bottom: 40px;
}
.foods_flexbox11 p {
  display: block;
  text-align: left;
  margin: 0 8px;
  line-height: 1.6em;
  text-justify: inherit;
}
.foods_flexbox12 {
  max-width: 100%;
  width: 98%;
  font-size: .9rem;
  line-height: 1.4em;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  margin-top: 8px;
  margin-bottom: 50px;
}
.foods_flexbox12 p {
  width: 98%;
  text-align: left;
  margin: 0;
  padding: 0 1%;
  line-height: 1.6em;
  text-justify: inherit;
}

.foods_img {
  max-width: 318px;
  width: 100%;
  margin-top: 20px;
}
.foods_img img {
  width: 100%;
  height: auto;
}
.foods_img2 {
  width: 100%;
  display: flex;
  flex-wrap: nowrap;
  justify-content: flex-start;
  padding-top: 20px;
}
.foods_img2 img {
  max-width: 197px;
  width: 100%;
  height: auto;
  margin-left: 8px;
}
.foods_img3 {
  width: 100%;
  padding-top: 20px;
  clear: both;
}
.foods_img3 img {
  max-width: 214px;
  width: 100%;
  height: auto;
}
.foods_img4 {
  max-width: 184px;
  width: 100%;
  margin-top: 20px;
}
.foods_img4 img {
  width: 100%;
  height: auto;
}
.foods_img5 {
  max-width: 226px;
  width: 100%;
  margin-top: 20px
}
.foods_img5 img {
  width: 100%;
  height: auto;
}
.foods_img6 {
  display: flex;
  flex-wrap: nowrap;
  justify-content: flex-start;
  margin-top: 20px;
}
.foods_img6 img {
  max-height: 170px;
  width: auto;
  height: 100%;
  margin-left: 8px;
}


@media screen and (max-width: 768px){

.leftnavi { display: none; }
.business_contents {
  max-width: 768px;
  width: 100%;
  margin: 0 auto;
}
.business_link {
  display: flex;
  justify-content: center;
  width: 100%;
  margin: 0 auto 60px;
}
.business_link a {
  text-decoration: none;
}
.material_type {
  width: 145px;
  background: #d75f40;
  border-radius: 5px;
  padding: 7px 16px;
  color: #fff;
  font-size: .9rem;
  letter-spacing: .1em;
  font-weight: bold;
  text-align: center;
  margin: 2px;
}
.company_gaiyo {
  display: block;
  padding: 0px;
  height: 100%;
}
.top_txt {
  max-width: 768px;
  width: 98%;
  margin: 0 auto 20px auto;
  font-size: .9rem;
  line-height: 1.6em;
  font-family: '微软雅黑','宋体';
}

.onsite_box {
  width: 100%;
  height: auto;
  padding: 1% 0;
  margin: 0;
}
.flex_box3 {
  width: 100%;
  text-align: justify;
  margin: 0;
  padding: 1% 0;
  font-size: .9rem;
}
.flex_box3 p { padding-left: 3%; margin-top: 5px; text-align: left; }



.page_tit {
  border-bottom: 1px solid #000;
  font-size: 1rem;
  line-height: 1.4em;
  font-weight: bold;
  padding: 2px 0 0 8px;
  margin-bottom: 10px;
}

.foods_img2 {
  width: 100%;
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-start;
  padding-top: 20px;
}
.foods_img2 img {
  width: 100%;
  height: auto;
}
.foods_img6 {
  width: 42%;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  margin-bottom: 50px;
}
.foods_img6 img {
  max-height: 170px;
  width: auto;
  height: 100%;
}
}