html,body{margin: 0;
}
.topnav{
    background-color: #333;
overflow: hidden;
}
.topnav a{
float: left;
color: #f2f2f2;
text-align: center;
padding: 14px 16px;
text-decoration: none;
font-size: 17px;
}
.topnav a:hover{ 
    background-color: #ddd;
color: black;
 }
.topnav a.active{
    background-color:#acaf50;
color: white;
}
.footer{
    position: fixed;
left: 0;
bottom: 0;
width: 100%;
background-color: rgb (241,236,236);
color: blue;
text-align: center;
}
.grid-container {
  display: grid;
  grid-template-columns: auto auto auto auto;
}
.grid-item{
    border: 0px solid rgba(0, 0, 0, 0.8);
padding: 20px;
text-align: left;
color: black;
text-align: justify;

}
#heading{ 
    text-transform: capitalize;
color: gold;
text-shadow: 2px 2px black;
font-weight: normal;
text-align: center; 
}
.grid-item:hover{
    background-color: rgb(243,246,247;
    }
#paradiv {
    width: 28%;
margin-left: 36%;
background-color: #3b5998;
color: white;
 border-top-left-radius: 30px;
border-bottom-right-radius: 30px;
padding: 1% 1%;
}
#para {
    text-align: justify;
width: 300px;
}
h3 {
    text-align: center;
}
figure, figcaption{
    text-align: center;
}
.container{
    padding-left: 10%;
padding-right: 10%;
}
td{
    width: 150px;
}