.intro {
        width: 300px;
        border: 15px solid green;
        padding: 50px;
        margin: 20px;
        padding: 100px;
}

.intro2{
        width: 300px;
        border: 15px solid green;
        margin: 20px;
        padding: 0px;
        padding-bottom: 70px;
}

table,
th,
td {
        border: 1px solid;
}

th{
        height: 70px;
}
.stickyNav li a {
        display: block;
        color: white;
        text-align: center;
        padding: 14px 16px;
        text-decoration: none;
        float: left;
      }
      
ul.stickyNav {
        list-style-type: none;
        margin: 0;
        padding: 0;
        overflow: hidden;
        background-color: #333;
        position: -webkit-sticky; /* Safari */
        position: sticky;
        top: 0;
      }
li.stickyNav {
        float: left;
}
      
      
li a:hover {
        background-color: #111111;
}
      
.active {
        background-color: #4CAF50;
}

div.gallery {
        margin: 5px;
        border: 1px solid #ccc;
        float: left;
        width: 180px;
}

div.gallery:hover {
        border: 1px solid #777;
}

div.gallery img {
        width: 100%;
        height: auto;
}

div.desc {
        padding: 15px;
        text-align: center;
}