css.css

body{

    
    background-color:rgb(171, 173, 177);
    
    opacity: 0.9;


   font-family: Arial, Helvetica, sans-serif;
   

   letter-spacing: 1px;


 box-sizing: border-box;


  margin-left: 20px;


  margin-right: 15px;

}
.a {

text-decoration: none;
color:blue;

}

.gfg { 
    font-family:Arial;
    color:#0000cc; 
    font-weight:bold; 
    text-align:center; 
} 


a:link {

color: blue;
text-decoration: none;

}
    
a:visited {

color:blueviolet;
text-decoration:red wavey underline;

}

a:hover {

color: white;

}

a:active {

color:crimson;
text-decoration:none;

}

.nav_tag { 
    border:100px; 
    background-color:#0000cc; 
    color:white; 
    font-weight: bold;
    padding:10px; 
    text-indent:20px;
    text-align:center; 
} 

/*text size in content area*/
.content-style {
    text-align: center;
    text-decoration:none;
}

div {
  border: 2px solid;
  padding: 15px; 
  width: 300px;
 
}