body {
    padding-top: 0px;
    font-family: "Helvetica Neue",Helvetica,Arial,sans-serif;
    font-size: 14px;
    line-height: 1.42857143;
    color: #333;
}
header {
    margin-bottom: 20px;
}
header.navbar {
    background: #222;
    padding: 0px;
}
.navbar-brand {
    margin-left: 0px;
    padding: 0px;
}
.navbar-collapse {
    flex-grow: initial;
}

/*
ハンバーガーメニュー
*/
.icon_bar {
    display: block;
    border: 1px solid #eee;
    width: 28px;
}
.icon_bar:first-of-type {
    margin-bottom: 6px;
}
.icon_bar:last-of-type {
    margin-top: 6px;
}

.nav>li>a {
    color: #9d9d9d;
}
.nav>li>a:hover {
    background: rgb(255,255,255,0.1);
}

.page-header {
    margin-bottom: 20px;
}