#home {
    background-image: url(airshow.jpg);
    background-repeat: no-repeat;
    background-position: center;
    background-size: cover;
    height: 400px;
}

#hometext {
    text-align: center;
    font-size: 90px;
    font-weight: bolder;
    color: rgb(148, 194, 255);
    background-color: rgba(0,0,0,0.5);
    line-height: 400px;
    font-family: 'Georgia';
}

#a{
    float: left;
    width: 20%;
    background-image: url(firstgen.png);
    background-position-y:42%;
}
#b{
    float: left;
    width: 20%;
    background-image: url(secondgen.jpg);
    background-position-y:45%;
    background-position-x: 20%;
}
#c{
    float: left;
    width: 20%;
    background-image: url(thirdgen.jpg);
    background-position-y: 50%;
    background-position-y:50%;
    background-size:100%;
}
#d{
    float: left;
    width: 20%;
    background-image: url(fourthgen.jpg);
    background-size:cover;
    background-position-y: 42%;
}
#e{
    float: left;
    width: 20%;
    background-image: url(fifthgen.jpg);
    background-size: 100%;
    background-position-y: 35%;
}
#fifthgen{
    font-size: 50px;
    font-weight: bolder;
    color: rgb(55, 142, 255);
}
h3{
    color: rgb(221, 7, 0);
    font-weight: bolder;
    text-align: center;
    font-family: 'Georgia';
}
a{
    text-decoration: none;
}

h2{
    text-align: center;
    padding: 2%;
    font-size: 70px;
    font-weight: bolder;
    color: rgb(148, 194, 255);
    background-color: rgba(0,0,0,0.5);
    line-height: 400px;
    font-family: 'Georgia';
}
body{
    background-color: rgba(148, 194, 255,0.5);
}
p{
    text-align: center;
    padding: 2%;
    background-color: rgba(148, 194, 255,0.5);
    font-weight: bold;
    font-family: 'Arial';
    font-size: 18px;
}

#first{
    background-image: url(firstgen.jpg);
    height: 400px;
    background-repeat: no-repeat;
    background-position: center;
    background-size: cover;
}
h4{
    text-align: center;
    font-weight: bold;
}
#h5{
    padding: 1%;
    margin: 0%;
    border: 0%;
    text-align: center;
    size: 10px;
    font-weight: bolder;
    font-size: 35px;
    font-family: 'Lucida Console';
}
div.item{
    width: 50%;
    margin: auto;
    height: 500px;
    position: center;
    size: cover;
}
table, th, td {
    border: 1px solid navy;
    margin-left: auto;
    margin-right: auto;
    color:#000000;
}
#fifth{
    background-image: url(fifthgen.jpg);
    background-repeat: no-repeat;
    background-position: center;
    background-size: cover;
    height: 400px;

}

#second{
    background-image: url(secondgen.jpg);
    background-repeat: no-repeat;
    background-position: center;
    background-size: cover;
    height: 400px;
}

table.table{
    background-color: rgba(255, 255, 255, 0.7);
}

table th{
    text-align: center;
    font-size: 18px;
}

th.heading{
    font-size: 25px;
    text-decoration: underline;
}
#button {
    display: flex;
    justify-content: center;
}
.btn btn-info btn-lg {
    margin: 10;
}

.button-container button {
    display: inline-block;
}

img{
    margin-left: 42%;
    margin-top: 5%;
}

div.item active{
    display: flex;
    justify-content: center;
}