@charset "UTF-8";

/*====================================

    header

====================================*/ 

#header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 10;
}
#header h1 {
    position: fixed;
    top: 20px;
    right: 20px;
    width: 100px;
}
#header nav ul {
    margin: 0;
    width: 700px;
    padding: 20px 0 0 20px;
}
#header nav ul li {
    float: left;
    margin-right: 20px;
}
#header nav ul li a {
    display: inline-block;
    line-height: 1em;
    color: #fff;
    margin: 0;
    padding: 0px 0;
    font-family: 'Roboto', sans-serif;
    font-weight: 700;
    text-decoration: none;
    position: relative;
    transition: .2s;
    letter-spacing: .1em;
}
#header nav ul li a:hover {
    color: #000;
}
#header nav ul li a::before,
#header nav ul li a::after {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: -1;
    content: '';
    transform-origin: right top;
    transform: scale(0, 1);
    transition: transform .2s;
}
#header nav ul li a::before {
    background: #aaa;
}
#header nav ul li a::after {
    background: #eae600;
}
#header nav ul li a:hover::before,
#header nav ul li a:hover::after {
    transform-origin: left top;
    transform: scale(1, 1);
}
#header nav ul li a:hover::after {
    transition-delay: .2s;
}