.a_link,
.a_link:link,
.a_link:hover {
    color: #ffffff;
    text-decoration: none;
}

.R_menu_bg {
    width: 100%;
    height: 45px;
    line-height: 45px;
    position: relative;
    overflow: hidden;
    margin-bottom: 5px;
}

.R_menu_bot {
    width: 100%;
    height: 45px;
    position: relative;
    border-top-right-radius: 10px;
    border-bottom-right-radius: 10px;
    left: 0px;
    transition: 0.2s;
}

.R_menu_bot:hover {
    left: -36px;
    transition: 0.2s;
}

.R_menu_bot>.shadow {
    width: 78px;
    height: 45px;
    left: -27px;
    background-color: #000;
    transform: rotate(-60deg);
    position: relative;
    opacity: 0.2;
}

.R_menu_bot>.icon {
    width: 100%;
    height: 45px;
    top: -45px;
    left: 4px;
    position: relative;
    font-size: 175%;
    color: #fff;
    text-shadow: 1px 1px 2px #000000;
}

.R_menu_bot .fa {
    display: inline-block;
    font: normal normal normal 14px/1 FontAwesome;
    font-size: inherit;
    text-rendering: auto;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.R_menu_bot>.word {
    width: 100%;
    height: 45px;
    top: -90px;
    position: relative;
    font-family: 'Microsoft JhengHei';
    color: #fff;
    text-shadow: 1px 1px 2px #000000;
}