.img_box{
    text-align: left;
    margin: 0 auto;
    text-align: center;
}
.text_box{
    width: 90%;
    margin: 300px auto 0 auto;
    text-align: center;
    background: rgb(255,255,255);
    padding: 30px 15px;
    box-shadow: 1px 1px 3px rgb(165 165 165);
}
@media screen and (max-width: 700px) {
  .text_box{
    margin: 200px auto 0 auto;
  }
}
.text_style{
    color: #151b55;
}
.text_title{
    color: #151b55;
    margin-top: 30px;
}
.rogo_img{
    width: 200px;
}
/*=============
.bg_pattern
==============*/

.bg_pattern {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: #cfcfcf;
  opacity: 0.4;
  z-index: -1;
}
.Isometric {
  background-image:  linear-gradient(30deg, #ffffff 12%, transparent 12.5%, transparent 87%, #ffffff 87.5%, #ffffff), linear-gradient(150deg, #ffffff 12%, transparent 12.5%, transparent 87%, #ffffff 87.5%, #ffffff), linear-gradient(30deg, #ffffff 12%, transparent 12.5%, transparent 87%, #ffffff 87.5%, #ffffff), linear-gradient(150deg, #ffffff 12%, transparent 12.5%, transparent 87%, #ffffff 87.5%, #ffffff), linear-gradient(60deg, #e7e7e777 25%, transparent 25.5%, transparent 75%, #e7e7e777 75%, #e7e7e777), linear-gradient(60deg, #e7e7e777 25%, transparent 25.5%, transparent 75%, #e7e7e777 75%, #e7e7e777);
  background-size: 40px 70px;
  background-position: 0 0, 0 0, 20px 35px, 20px 35px, 0 0, 20px 35px;
}

/*=============
base
==============*/

html, body {
  margin: 0;
  padding: 0;
}
body {
  font-family: YuGothic, "游ゴシック体", "Yu Gothic", "ヒラギノ角ゴ Pro", "Hiragino Kaku Gothic Pro", "メイリオ", Meiryo, "ＭＳ Ｐゴシック", "MS PGothic", sans-serif;
  letter-spacing: .025em;
  line-height: 1.8;
}
* {
  box-sizing: border-box;
}
.section {
  max-width: 1024x;
  margin: 0 auto;
  padding: 100px 20px 1000px;
}
._a {
  max-width: 300px;
  margin: 0 auto;  
}
._a a {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  padding: 2.0em 1.0em;
  border: 1px solid #222222;
  background: linear-gradient(to right, #ffffff 50%, #222222 50%);
  background-size: 200% auto;
  color: #222222;
  font-size: 12px;
  text-decoration: none;
  text-align: center;
  transition: .3s;
  position: relative;
}
._a a:after {
  content: "";
  position: absolute;
  right: -5px;
  bottom: -5px;
  width: 100%;
  height: 100%;
  border-right: 1px solid #222222;
  border-bottom: 1px solid #222222;
}
._a a:hover {
  color: #ffffff;
  background-position: -100% 0;
}