.nav{
 display: flow-root;
 /* flex-wrap: wrap; */
 padding-top: 0px;
 padding-left: 0;
 margin-bottom: 0;
 color: white;
 background: green;
 list-style: none; 
 height: 70px;
 
}
.th{
text-align:center;
}

.box1{
 width: 20%;
 height: 25%;
 display: inline-block;
 box-shadow: 2px 2px 20px black;
 border-radius: 5px; 
 margin: 2%;
 text-align:center;
}
.btn1 {
    margin-top: 5px;
    margin-bottom: 25px;
    border: 1px solid black;
    border-radius: 5px;
    padding: 10px;
    text-align: center;
    color: white;
    background-color: green !important;
    font-size: 15px;
    border: 1px solid transparent;
}

.btn1 {
    margin-top: 5px;
    margin-bottom: 25px;
    border: 1px solid black;
    border-radius: 5px;
    padding: 10px;
    text-align: center;
    color: white;
    background-color: green !important;
    font-size: 15px;
    border: 1px solid transparent;
}
        p{
            font-size:25px;

        }

        .container2{
         position: static;
         top: 0;
         /* display: flex; */
         display: flow-root;
         flex-wrap: wrap;
         padding-left: 0;
         margin-bottom: 0;
         color: white;
         background:green;
         list-style: none; 
         height: 70px;

        }
           .container2 h2{
               text-align: center;
            color: white;
            margin-top: 18px;
            
        }