body {
    background: url('../images/homeBG.jpg') center no-repeat;
    background-size: cover;
}

.home {
    height: 100vh;
}

header {
    background: rgba(77, 77, 77, .5);
}

nav {
    bottom: 40%;
}

nav ul li:after {
    background: #fff;
}

nav ul li a {
    color: #fff;
}

footer {
    color: #fff;
    background: transparent;
}

footer a {
    color: #666666;
    background: #fff;
}

/*首頁loading動畫*/
#loading {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 100%;
    background: #fff;    
    animation: loadingBG 4s backwards;
    opacity: 0;
    z-index: 100;
}

#loading section {
    position: relative;
    animation: loading 4s backwards;
    opacity: 0;
    background: transparent;
    color: #4d4d4d;
}

#loading section img {
    width: 45%;
}



/*rwd start*/
@media screen and (max-width: 1024px){
    header nav {
        bottom: 20%;
    }
    header .icon-menu {
        color: #fff;
    }
}

@media screen and (max-width: 480px) {
    #loading section img {
        width: 60%;
    }
}
/*rwd end*/

@keyframes loadingBG {
    0% {
        opacity: 1;
    }
    60% {
        opacity: 1;
    }

    100% {
        opacity: 0;
    }
}

@keyframes loading {
    0% {
        opacity: 0;
        top: 5%;
    }
    50% {
        opacity: 1;
        top: 0;
    }
    60% {
        opacity: 1;
    }

    100% {
        opacity: 0;
    }
}