@media screen and (min-width: 1081px), print {
  .st_history {
    padding-bottom: 66px;
  }
  .st_history .gr_ttl_ctn {
    margin-bottom: 69px;
  }
  .st_history .gr_art article:not(:last-child) {
    margin-bottom: 86px;
  }
  .st_history .gr_art article:first-of-type .ttl_art {
    margin-bottom: 14px;
  }
  .st_history .gr_art article > p {
    font-size: 1.6rem;
    line-height: 30px;
    margin-bottom: 19px;
  }
  .st_history .gr_art article .b_item {
    margin-top: 50px;
  }
  .st_history .gr_art article .b_item ul {
    display: -webkit-box;
    display: -moz-box;
    display: -ms-flexbox;
    display: flex;
    -ms-flex-wrap: wrap;
        flex-wrap: wrap;
  }
  .st_history .gr_art article .b_item ul li {
    margin-bottom: 20px;
    width: -webkit-calc(50% - 25px);
    width: -moz-calc(50% - 25px);
    width: calc(50% - 25px);
  }
  .st_history .gr_art article .b_item ul li:nth-of-type(even) {
    margin-left: 50px;
  }
  .st_history .gr_art article .b_item ul li span {
    font-size: 1.4rem;
    line-height: 1;
    display: block;
    margin-bottom: 9px;
    letter-spacing: 4px;
  }
  .st_history .gr_art article .b_item ul li em {
    display: block;
    font-size: 2rem;
    line-height: 1.5;
    font-style: normal;
    margin-bottom: 9px;
    padding-bottom: 9px;
    border-bottom: 1px dashed #dcdcdc;
    letter-spacing: 1px;
  }
  .st_history .gr_art article .b_item ul li em small {
    font-size: 1.6rem;
    line-height: 1.5;
    display: inline-block;
    margin-left: 10px;
  }
  .st_history .gr_art article .b_item ul li a {
    display: inline-block;
    font-size: 1.4rem;
    line-height: 28px;
    color: #780e00;
  }
  .st_history .gr_art article .b_item ul li a:hover {
    text-decoration: underline;
  }
  .st_history .gr_art article .b_item ul li P {
    display: inline-block;
    font-size: 1.4rem;
    line-height: 28px;
    color: #780e00;
  }
  .st_history .gr_art article .list_btn {
    display: -webkit-box;
    display: -moz-box;
    display: -ms-flexbox;
    display: flex;
  }
  .st_history .gr_art article .list_btn li:not(:last-child) {
    margin-right: 10px;
  }
  .st_history .gr_art article .list_btn li a {
    width: 312px;
  }
  .st_history .gr_art article .btn_w_230 a {
    width: 230px;
    margin: 0;
  }
  .st_history .gr_art article .gr_dl {
    margin: 33px 0 40px 6px;
    padding-left: 55px;
    position: relative;
  }
  .st_history .gr_art article .gr_dl:before {
    content: "";
    width: 2px;
    height: 100%;
    background-color: #dcdcdc;
    position: absolute;
    top: 5px;
    left: -2px;
  }
  .st_history .gr_art article .gr_dl dl:not(:last-child) {
    margin-bottom: 17px;
  }
  .st_history .gr_art article .gr_dl dl dt {
    font-size: 1.8rem;
    line-height: 24px;
    color: #780e00;
    position: relative;
    margin-bottom: 5px;
    letter-spacing: 1px;
  }
  .st_history .gr_art article .gr_dl dl dt:before {
    content: "";
    width: 50px;
    height: 2px;
    background-color: #780e00;
    position: absolute;
    top: 50%;
    left: -55px;
    -webkit-transform: translateY(-50%);
       -moz-transform: translateY(-50%);
        -ms-transform: translateY(-50%);
            transform: translateY(-50%);
  }
  .st_history .gr_art article .gr_dl dl dt:after {
    content: "";
    width: 12px;
    height: 12px;
    overflow-y: hidden;
    -moz-border-radius: 100%;
         border-radius: 100%;
    background-color: #780e00;
    position: absolute;
    top: 50%;
    -webkit-transform: translateY(-50%);
       -moz-transform: translateY(-50%);
        -ms-transform: translateY(-50%);
            transform: translateY(-50%);
    left: -62px;
  }
  .st_history .gr_art article .gr_dl dl dd {
    font-size: 1.6rem;
    line-height: 30px;
  }
}

@media screen and (min-width: 768px) and (max-width: 1080px) {
  .st_history {
    padding-bottom: 6.11111vw;
  }
  .st_history .gr_ttl_ctn {
    margin-bottom: 6.38889vw;
  }
  .st_history .gr_art article:not(:last-child) {
    margin-bottom: 7.96296vw;
  }
  .st_history .gr_art article:first-of-type .ttl_art {
    margin-bottom: 1.2963vw;
  }
  .st_history .gr_art article > p {
    font-size: 1.48148vw;
    line-height: 2.77778vw;
    margin-bottom: 1.75926vw;
  }
  .st_history .gr_art article .b_item {
    margin-top: 4.62963vw;
  }
  .st_history .gr_art article .b_item ul {
    display: -webkit-box;
    display: -moz-box;
    display: -ms-flexbox;
    display: flex;
    -ms-flex-wrap: wrap;
        flex-wrap: wrap;
  }
  .st_history .gr_art article .b_item ul li {
    margin-bottom: 1.85185vw;
    width: -webkit-calc(50% - 2.31481vw);
    width: -moz-calc(50% - 2.31481vw);
    width: calc(50% - 2.31481vw);
  }
  .st_history .gr_art article .b_item ul li:nth-of-type(even) {
    margin-left: 4.62963vw;
  }
  .st_history .gr_art article .b_item ul li span {
    font-size: 1.2963vw;
    line-height: 1;
    display: block;
    margin-bottom: 0.83333vw;
    letter-spacing: 0.37037vw;
  }
  .st_history .gr_art article .b_item ul li em {
    display: block;
    font-size: 1.85185vw;
    line-height: 1.5;
    font-style: normal;
    margin-bottom: 0.83333vw;
    padding-bottom: 0.83333vw;
    border-bottom: 1px dashed #dcdcdc;
    letter-spacing: 1px;
  }
  .st_history .gr_art article .b_item ul li em small {
    font-size: 1.48148vw;
    line-height: 1.5;
    display: inline-block;
    margin-left: 0.92593vw;
  }
  .st_history .gr_art article .b_item ul li a {
    display: inline-block;
    font-size: 1.2963vw;
    line-height: 2.59259vw;
    color: #780e00;
  }
  .st_history .gr_art article .b_item ul li a:hover {
    text-decoration: underline;
  }
  .st_history .gr_art article .b_item ul li P {
    display: inline-block;
    font-size: 1.2963vw;
    line-height: 2.59259vw;
    color: #780e00;
  }
  .st_history .gr_art article .list_btn {
    display: -webkit-box;
    display: -moz-box;
    display: -ms-flexbox;
    display: flex;
  }
  .st_history .gr_art article .list_btn li:not(:last-child) {
    margin-right: 0.92593vw;
  }
  .st_history .gr_art article .list_btn li a {
    width: 28.88889vw;
  }
  .st_history .gr_art article .btn_w_230 a {
    width: 21.2963vw;
    margin: 0;
  }
  .st_history .gr_art article .gr_dl {
    margin: 3.05556vw 0 3.7037vw 0.55556vw;
    padding-left: 5.09259vw;
    position: relative;
  }
  .st_history .gr_art article .gr_dl:before {
    content: "";
    width: 0.18519vw;
    height: 100%;
    background-color: #dcdcdc;
    position: absolute;
    top: 0.46296vw;
    left: -0.18519vw;
  }
  .st_history .gr_art article .gr_dl dl:not(:last-child) {
    margin-bottom: 1.57407vw;
  }
  .st_history .gr_art article .gr_dl dl dt {
    font-size: 1.66667vw;
    line-height: 2.22222vw;
    color: #780e00;
    position: relative;
    margin-bottom: 0.46296vw;
    letter-spacing: 1px;
  }
  .st_history .gr_art article .gr_dl dl dt:before {
    content: "";
    width: 4.62963vw;
    height: 0.18519vw;
    background-color: #780e00;
    position: absolute;
    top: 50%;
    left: -5.09259vw;
    -webkit-transform: translateY(-50%);
       -moz-transform: translateY(-50%);
        -ms-transform: translateY(-50%);
            transform: translateY(-50%);
  }
  .st_history .gr_art article .gr_dl dl dt:after {
    content: "";
    width: 1.11111vw;
    height: 1.11111vw;
    overflow-y: hidden;
    -moz-border-radius: 100%;
         border-radius: 100%;
    background-color: #780e00;
    position: absolute;
    top: 50%;
    -webkit-transform: translateY(-50%);
       -moz-transform: translateY(-50%);
        -ms-transform: translateY(-50%);
            transform: translateY(-50%);
    left: -5.74074vw;
  }
  .st_history .gr_art article .gr_dl dl dd {
    font-size: 1.48148vw;
    line-height: 2.77778vw;
  }
}

@media screen and (max-width: 767px) {
  .st_history {
    padding-bottom: 13.02083vw;
  }
  .st_history .gr_ttl_ctn {
    margin-bottom: 9.11458vw;
  }
  .st_history .gr_art article:not(:last-child) {
    margin-bottom: 10.41667vw;
  }
  .st_history .gr_art article > p {
    font-size: 3.38542vw;
    line-height: 6.25vw;
    margin-bottom: 2.60417vw;
  }
  .st_history .gr_art article .b_item ul {
    margin-bottom: 3.90625vw;
  }
  .st_history .gr_art article .b_item ul li:not(:last-child) {
    margin-bottom: 3.90625vw;
  }
  .st_history .gr_art article .b_item ul li span {
    font-size: 3.125vw;
    line-height: 1;
    display: block;
    margin-bottom: 1.30208vw;
    letter-spacing: 0.52083vw;
  }
  .st_history .gr_art article .b_item ul li em {
    display: block;
    font-size: 3.90625vw;
    line-height: 1.5;
    font-style: normal;
    margin-bottom: 1.30208vw;
    padding-bottom: 1.30208vw;
    border-bottom: 1px dashed #dcdcdc;
    letter-spacing: 1px;
  }
  .st_history .gr_art article .b_item ul li em small {
    font-size: 3.125vw;
    line-height: 1.5;
    display: inline-block;
    margin-left: 1.30208vw;
  }
  .st_history .gr_art article .b_item ul li a {
    display: inline-block;
    font-size: 3.125vw;
    line-height: 1.5;
    color: #780e00;
  }
  .st_history .gr_art article .b_item ul li a:hover {
    text-decoration: underline;
  }
  .st_history .gr_art article .list_btn li:not(:last-child) {
    margin-bottom: 2.60417vw;
  }
  .st_history .gr_art article .list_btn li a {
    margin-left: 0;
  }
  .st_history .gr_art article .btn_w_230 a {
    width: 41.66667vw;
    margin: 0;
  }
  .st_history .gr_art article .gr_dl {
    margin: 4.55729vw 0 5.20833vw 0.78125vw;
    padding-left: 7.16146vw;
    position: relative;
  }
  .st_history .gr_art article .gr_dl:before {
    content: "";
    width: 0.26042vw;
    height: 100%;
    background-color: #dcdcdc;
    position: absolute;
    top: 1.5625vw;
    left: -0.26042vw;
  }
  .st_history .gr_art article .gr_dl dl:not(:last-child) {
    margin-bottom: 2.60417vw;
  }
  .st_history .gr_art article .gr_dl dl dt {
    font-size: 3.64583vw;
    line-height: 1.5;
    color: #780e00;
    position: relative;
    margin-bottom: 0.65104vw;
    letter-spacing: 1px;
  }
  .st_history .gr_art article .gr_dl dl dt:before {
    content: "";
    width: 6.51042vw;
    height: 0.26042vw;
    background-color: #780e00;
    position: absolute;
    top: 50%;
    left: -7.16146vw;
    -webkit-transform: translateY(-50%);
       -moz-transform: translateY(-50%);
        -ms-transform: translateY(-50%);
            transform: translateY(-50%);
  }
  .st_history .gr_art article .gr_dl dl dt:after {
    content: "";
    width: 2.34375vw;
    height: 2.34375vw;
    overflow-y: hidden;
    -moz-border-radius: 100%;
         border-radius: 100%;
    background-color: #780e00;
    position: absolute;
    top: 50%;
    -webkit-transform: translateY(-50%);
       -moz-transform: translateY(-50%);
        -ms-transform: translateY(-50%);
            transform: translateY(-50%);
    left: -8.46354vw;
  }
  .st_history .gr_art article .gr_dl dl dd {
    font-size: 3.38542vw;
    line-height: 6.25vw;
  }
}