* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
html {
    font-size: 62.5%;
    scroll-behavior: smooth;
}
body {
    background-color: rgba(246, 216, 51, 0.05);
}
img {
    width: 100%;
}
.content_flex {
    display: flex;
    
    flex-wrap: nowrap;
    height: 100%;
    width: 100%;
    justify-content: flex-start;
    position: relative;
}
.content_bgflame_l {
    width: 40.23%;
}
.content_bgflame_l-inner {
    width: 40.23%;
    background: url(../img/background_l.png);
    height: 100vh;
    background-repeat: repeat;
    background-size: 50%;
    position: fixed;
    top: 0;
    left: 0;
    overflow: hidden;
    z-index: 1;
}
.content_bgflame_r {
    width: 40.23%;
}
.content_bgflame_r-inner {
    width: 40.23%;
    background: url(../img/background_r.png);
    height: 100vh;
    background-repeat: repeat;
    background-size: 50%;
    position: fixed;
    top: 0;
    right: 0;
    overflow: hidden;
    z-index: 1;
}
.content_inner {
    width: 39.06%;
    background-color: #f0f1ec;
    height: 100%;
    max-width: 460px;
    z-index: 100;
}

.contents_button {
    background-color: #f1f1ef;
    padding: 50px 0 45px;
}
.contents_button ul {
    z-index: 200;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    width: 90%;
    margin: 0 auto;
}
.contents_button ul li {
    width: 46.8%;
    list-style: none;
    margin-bottom: 25px;
}
.contents_button ul li:last-child {
    flex: 0 0 46.8%;
    margin: auto;
  }
.btn_img01 {
    background: url(../img/btn01.png) no-repeat;
    background-size: contain;
    padding-top: 53%;
}
.btn_img01:hover {
    background: url(../img/btn01_hover.png);
    background-size: contain;
    padding-top: 53%;
}
.btn_img02 {
    background: url(../img/btn02.png) no-repeat;
    background-size: contain;
    padding-top: 53%;
}
.btn_img02:hover {
    background: url(../img/btn02_hover.png);
    background-size: contain;
    padding-top: 53%;
}
.btn_img03 {
    background: url(../img/btn03.png) no-repeat;
    background-size: contain;
    padding-top: 53%;
}
.btn_img03:hover {
    background: url(../img/btn03_hover.png);
    background-size: contain;
    padding-top: 53%;
}
.btn_img04 {
    background: url(../img/btn04.png) no-repeat;
    background-size: contain;
    padding-top: 53%;
}
.btn_img04:hover {
    background: url(../img/btn04_hover.png);
    background-size: contain;
    padding-top: 53%;
}
.btn_img05 {
    background: url(../img/btn05.png) no-repeat;
    background-size: contain;
    padding-top: 53%;
}
.btn_img05:hover {
    background: url(../img/btn05_hover.png);
    background-size: contain;
    padding-top: 53%;
}
.btn_img06 {
    background: url(../img/btn06.png) no-repeat;
    background-size: contain;
    padding-top: 53%;
}
.btn_img06:hover {
    background: url(../img/btn06_hover.png);
    background-size: contain;
    padding-top: 53%;
}
.btn_img07 {
    background: url(../img/btn07.png) no-repeat;
    background-size: contain;
    padding-top: 53%;
}
.btn_img07:hover {
    background: url(../img/btn07_hover.png);
    background-size: contain;
    padding-top: 53%;
}
.btn_img08 {
    background: url(../img/btn08.png) no-repeat;
    background-size: contain;
    padding-top: 53%;
}
.btn_img08:hover {
    background: url(../img/btn08_hover.png);
    background-size: contain;
    padding-top: 53%;
}
.btn_img09 {
    background: url(../img/btn09.png) no-repeat;
    background-size: contain;
    padding-top: 53%;
}
.btn_img09:hover {
    background: url(../img/btn09_hover.png);
    background-size: contain;
    padding-top: 53%;
}
@media screen and (max-width:750px)  {
    .content_bgflame_r, .content_bgflame_l {
        display: none;
    }

    .content_inner {
        width: 100%;
        max-width: 750px;
    }
}