body {
  font-family: "Hiragino Kaku Gothic ProN", Arial, sans-serif;
  margin: 0;
  padding: 0;
}

html,
body {
  height: 100%;
}

.HolyGrail-container {
  width: 100%;
  height: 100%;
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -ms-flex-flow: column nowrap;
  flex-flow: column nowrap;
  margin: auto;
}

.HolyGrail-body {
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  -webkit-box-flex: 1;
  -ms-flex: 1 0 auto;
  flex: 1 0 auto;
  box-sizing: border-box;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
  -ms-flex-pack: justify;
  justify-content: space-between;
}

.HolyGrail-content {
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  -webkit-box-flex: 1;
  -ms-flex: 1 1 auto;
  flex: 1 1 auto;
  margin: 0 2%;
}

.HolyGrail-nav {
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  -webkit-box-flex: 0;
  -ms-flex: 0 0 240px;
  flex: 0 0 240px;
  -webkit-box-ordinal-group: 0;
  -ms-flex-order: -1;
  order: -1;
}

.HolyGrail-aside {
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  -webkit-box-flex: 0;
  -ms-flex: 0 0 120px;
  flex: 0 0 120px;
}

header,
footer {
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  -webkit-box-flex: 0;
  -ms-flex: 0 0 auto;
  flex: 0 0 auto;
}

.HolyGrail-body {
  background: #a5c3e2;
}

header,
footer,
.HolyGrail-content,
.HolyGrail-nav,
.HolyGrail-aside {
  background: #0e72da;
  border: 1px solid #130e7d;
  padding: 1em;
  color: #fff;
  text-align: center;
}