/* knowledge01 */
.knowledge01.c5-alpha-contents .c5-button--blank{
  width: 250px;
}
.knowledge01 .c5-txt-r a{
  position: relative;
}
.knowledge01 .c5-txt-r a{
  padding: 6px 12px 6px 0;
}
.knowledge01 .c5-txt-r a .s5-iconInline{
  position: absolute;
  top: 50%;
  right: 12px;
  transform: translateY(-50%);
  width: 14px;
  height: auto;
}
.knowledge01 .c5-txt-r a:hover .s5-iconInline path{
  fill: #fff;
}

.c5-ttl_borderL{
  /* font-size: 28px; */
  background-color: #E8E8E8;
  border-left: none;
  margin-left: 16px;
  position: relative;
  line-height: 1.7;
}
.c5-ttl_borderL::before{
  position: absolute;
  content: "";
  top: 0;
  left: -16px;
  width: 10px;
  height: 100%;
  background-color: #ec5f00;
}
.c5-knowledge02_txt{
  font-size: 16px;
  line-height: 1.9;
  padding-left: 30px;
  margin-bottom: 48px !important;
}
@media screen and (max-width: 639px){
  .c5-knowledge02_txt{
    font-size: 14px;
  }
}

.c5-alpha-subMv__text .c5-txt{
  text-align: left;
  margin-top: 0;
}
.c5-txt{
  margin-top: 12px;
  text-align: right;
  font-size: 12px;
  color: #707070;
}
@media screen and (max-width: 639px){

  .c5-txt{
    text-align: left;
    font-size: 12px;
  }
}

/*  */
.txthigh{
  color: #ea5504; 
  font-weight: bold;
}

/*  */
.c5-alpha-knowledge__list{
  font-size: 0;
  display: flex;
  justify-content: space-between;
}
.c5-alpha-knowledge__item{
  width: 47.83%; 
}
.c5-alpha-knowledge__item-title{
  height: 44px;
  margin-bottom: 3%;
}
.c5-alpha-knowledge__list .c5-alpha-knowledge__item img{
  width: 100%;
  height: auto;
}
.c5-alpha-knowledge__item-txt{
  margin: 1.74% 0 4.88%; 
  font-size: 16px;
  text-align: center;
  line-height: 1.8;
  letter-spacing: 0.1em;
}

.c5-alpha-knowledge__item-imagesize_txt{ 
  font-size: 16px;
  text-align: center;
  line-height: 1.8;
  letter-spacing: 0.1em;
}

@media (max-width: 639px){
  .c5-alpha-knowledge__list{
    display: block;
    margin-bottom: 40px;
  }
  .c5-alpha-knowledge__item:nth-of-type(n+2){
    margin-top: 10%;
  }
  .c5-alpha-knowledge__item-title{
    height: 27px;
  }
  .c5-alpha-knowledge__item-txt{
	  margin: 5% 0 4.88%; 
    font-size: 14px;
	}
}
.c5-alpha-knowledge__item-txt.annotation{
  margin: 0; 
  font-size: 0.8125rem;
  text-align: left;
}
@media (max-width: 639px){
  .c5-alpha-knowledge__list .c5-alpha-knowledge__item{
    display: block;
    width: 100%;
  }
}

/*  */
.c5-alpha-knowledge__list .c5-alpha-knowledge__item img{
  width: auto;
  display: block;
  margin: 0 auto;
}

.c5-alpha-knowledge__item-aps{
  width: 154px;
  height: 34px;
}
.c5-alpha-knowledge__item-35mm{
  width: 277px;
  height: 44px;
}
@media (max-width: 639px){
  .c5-alpha-knowledge__item-aps{
    width: 94px !important;
    height: 21px !important;
  }
  .c5-alpha-knowledge__item-35mm{
    width: 170px !important;
    height: 27px !important;
  }

}

/* knowledge03 */
.c5-text-knowledge03{
  padding: 0 55px;
}
.c5-text-knowledge03 .c5-text--12{
  margin-top: 10px;
}
.c5-alpha-knowledge03__list{
  max-width: 1090px;
  width: 100%;
  margin: 0 auto;
}
.c5-alpha-knowledge03__item-title{
  font-size: 20px;
  text-align: center;
  margin: 0 0 10px;
}
.c5-alpha-knowledge03__item-title span{
  position: relative;
}
.c5-alpha-knowledge03__item-title span::after{
  position: absolute;
  content: "";
  bottom: -5px;
  left: 0;
  width: 100%;
  height: 1px;
  background-color: #000;
}
.c5-alpha-knowledge03__list .c5-alpha-knowledge__item-txt{
  font-size: 16px;
}
@media (max-width: 639px){
  .s5-general--mb70{
    margin-bottom: 40px !important;
  }
  .c5-alpha-knowledge03__item-title{
    font-size: 16px;
  }
  .c5-alpha-knowledge03__list .c5-alpha-knowledge__item-txt{
    font-size: 14px;
  }
  .c5-text-knowledge03{
    padding: 0;
  }
}

.c5-alpha-contents .knowledge03 .c5-alpha-recommendCamera .c5-alpha-recommendCamera__flex{
  max-width: 100%;
}
.c5-alpha-contents .knowledge03 .c5-alpha-recommendCamera .c5-alpha-recommendCamera__itemInner{
  background-color: #EAEAEA;
}
.c5-alpha-contents .knowledge03 .c5-alpha-recommendCamera .c5-alpha-recommendCamera__itemInner > div{
  margin-top: 0;
}
.c5-alpha-contents .knowledge03 .c5-alpha-recommendCamera .c5-alpha-recommendCamera__pic{
  margin-top: 60px;
}
.c5-alpha-contents .knowledge03 .c5-alpha-recommendCamera .c5-alpha-knowledge__item-txt{
  margin-top: 24px;
}

@media (max-width: 639px){
  .c5-alpha-contents  .c5-alpha-cont2col.knowledge03 .c5-alpha-cont2col__Flex{
    flex-direction: column;
  }
  .c5-alpha-contents .c5-alpha-cont2col.knowledge03 .c5-alpha-cont2col__Pic{
    margin-top: 20px;
    margin-bottom: 0;
  }
  .c5-alpha-contents .knowledge03 .c5-alpha-recommendCamera{
    padding: 0 20px;
  }
  .c5-alpha-contents .knowledge03 .c5-alpha-recommendCamera .c5-alpha-recommendCamera__itemInner{
    padding: 30px 15px;
  }
}

/*  */
.knowledge03 .c5-alpha-knowledge__howto{
  margin-top: 6.92%; 
  border: solid 1px #444;
}
.c5-alpha-knowledge__howtoList{
  display: flex;
}
.knowledge03 .c5-alpha-knowledge__howto h3{
  margin: 7.5% 0 0 8.33%;
  font-size: 24px;
  font-weight: normal;
  line-height: 1.2;
  letter-spacing: 0.1em;
}
@media (max-width: 639px){
  .c5-alpha-knowledge__howtoList{
    display: block;
  }
  .knowledge03 .c5-alpha-knowledge__howto h3{
    margin-left: 3.33%;
    font-size: 20px;
  }
}
.knowledge03 .c5-alpha-knowledge__howto .c5-text{
  margin: 3% 0 5.67% 8.33%;
  padding-right: 6.67%; 
  font-size: 16px;
  line-height: 2;
}
@media (max-width: 639px){
  .knowledge03 .c5-alpha-knowledge__howto .c5-text{
    margin-left: 3.33%;
    font-size: 14px;
  }
}
.knowledge03 .c5-alpha-knowledge__howto .c5-alpha-knowledge__howtoItem-35mm{
  width: 88.83%; 
  margin: 10% 0 6.67%;
}
@media (max-width: 639px){
  .knowledge03 .c5-alpha-knowledge__howto .c5-alpha-knowledge__howtoItem-35mm{
    margin: 3.33% 0 3.33% 3.33%; 
    margin-left: 3.33%;
  }
}
.knowledge03 .c5-alpha-knowledge__howto .c5-alpha-knowledge__howtoItem-aps{
  width: 88.83%;
}
@media (max-width: 639px){
  .knowledge03 .c5-alpha-knowledge__howto .c5-alpha-knowledge__howtoItem-aps{
    margin: 0 0 6.67% 3.33%;
  }
}
.knowledge03 .c5-alpha-knowledge__howto .c5-alpha-knowledge__howtoItem{
  width: 50%;
}
@media (max-width: 639px){
  .knowledge03 .c5-alpha-knowledge__howto .c5-alpha-knowledge__howtoItem{
    width: 100%;
  }
}

.c5-alpha-tips__img img{
  display: block;
  margin: 0 auto;
}
.c5-alpha-tips__img figcaption{
  font-size: 12px;
  display: block;
  margin: 0 auto;
}

.c5-alpha-tips__picture{
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  margin: 0 auto 30px;
}
.c5-alpha-tips__img{
  width: 48%;
}

@media (max-width: 639px){
  .c5-alpha-tips__picture{
    margin-bottom: 30px;
    display: block;
  }
  .c5-alpha-tips__img{
    width: 100%;
  }
  .c5-alpha-tips__img:nth-of-type(n+2){
    margin-top: 20px;
    display: block;
  }
}

/* tips02 商品写真が変わる５つのテクニック */
@media (max-width: 639px){
  .c5-alpha-contents.tips02 .c5-alpha-cont2col .c5-alpha-cont2col__Flex{
    flex-direction: column;
  }
  .c5-alpha-contents.tips02 .c5-alpha-cont2col .c5-alpha-cont2col__Flex .c5-alpha-cont2col__Pic{
    margin-top: 20px;
    margin-bottom: 0;
  }
}
.tips02 .c5-alpha-tips__picture{
  max-width: 1045px;
}
/* tips03 Web会議でのVLOGCAM活用メリット */
@media (max-width: 639px){
  .c5-alpha-contents.tips03 .c5-alpha-cont2col .c5-alpha-cont2col__Flex{
    flex-direction: column;
  }
  .c5-alpha-contents.tips03 .c5-alpha-cont2col .c5-alpha-cont2col__Flex .c5-alpha-cont2col__Pic{
    margin-top: 20px;
    margin-bottom: 0;
  }
}
.tips03 h3{
  margin-top: 0;
}

/* 共通 余白 */
.mlr_20{
margin-left: 20px;
margin-right: 20px;	
}


.mr_90{
margin-right: 90px;
}

.ml_90{
margin-left: 90px;
}

.pt_60{
padding-top: -60px;
}