webcss.css

body{
    background-image: url("https://www.hd-freewallpapers.com/latest-wallpapers/abstract-wallpaper-2014.jpg");
    background-size: cover;
    color: white;
}
.container-fluid ul{
    margin: 0px;
    padding: 0px;
    list-style: none;
}
.container-fluid ul li{
    float: left;
    width: 304px;
    height: 40px;
    background-color: black;
    opacity: .7;
    line-height: 40px; /*this is used for giving the line height which is equal to the line spacing in the word*/
    text-align: center;
    font-size: 18px;
}
.container-fluid ul li a{
    text-decoration: none;
    color: white;
    display: block;
    font-weight: bold;
}
.container-fluid ul li a:hover{
    background-color: green;
}
.container-fluid ul li ul li{
    display: none;
}
.container-fluid ul li ul li ul{
    display: none;
}
.container-fluid ul li:hover ul li{
    display: block;
    background-color: black;
    opacity: .9;
}
.container-fluid ul li:hover ul li:hover ul{
    display: block;
    background-color: black;
    opacity: .9;
}
footer{
    width: 99%;
    height: 40px;
    font-size: 21px;
    line-height: 40px;
}
#a{
    background-color: black;
    opacity: .7;
    position: absolute;
    right: 8px;
    top: 710px;
}
#f1{
    text-align: right;
    position: absolute;
    top:2px;
    right: 10px;
}
img{
    height: 15px;
    width: 15px;
}
h1{
    background-image: url("https://encrypted-tbn0.gstatic.com/images?q=tbn%3AANd9GcQ_ifvY1-ric8-RRCuEChnw3ywuuRWGsFJI7Q21B_GsB_gzztra");
    color: black;
    height: 100%;
    width: 100%;
}