body{
    background-color:Lightyellow;
}
footer{
    padding:16px;
    background-color:Beige;
}

}
div, article{
    padding 16px
}
.summary {
    padding-left: 36px;
    font-style:italic;
}

.topnav{
    overflow:hidden;
    background#343
}
.topnav  {
    float:left;
   color:#f2f2f2; 
   text-align:center;
   padding:16px 24px;
   font-size:17px;
text-decoration:none;
display:block;
}
.topnav:hover{
    background-color:#ddd;
    color:white;
}


.topnav .active{
    background-color:#fflala;
    color:blue;
}
table, th, td {


  border: 1px solid black;


  border-collapse: collapse;


}


th, td {


  padding: 10px;


}


th {


  background-color:mintcream;


  }


#nested {


  background-color:mintcream;


  }
 p::first-letter {
  color:#DEB887 ;
  font-size: xx-large;
}
img:hover{
     opacity:1;
     border:solid;
     Margin:25px;
     filter:hue-rotate(120deg);
     
}