body {
  font-family: "メイリオ", "Meiryo", verdana, "ヒラギノ角ゴ Pro W3", "Hiragino Kaku Gothic Pro", "Osaka", "ＭＳ Ｐゴシック", "MS PGothic", Sans-Serif;
  background: url(https://morinokakera.jp/shop/image/common/bg.gif) fixed;
}

.c-button--primary {
  background: #007f41;
}

 .c-button--primary:hover {
    background: #aacc03;
  }