*
{
    border: 0;;
  padding: 0px;
    
    background-color: transparent;
}
body{
   
    opacity: 0.9;
}
h1{
     text-align: center;
    
    font-size: 40px;
    text-shadow: 3px 2px red;
    text-indent: 3px;
  text-align:center;
    font-weight: 500;
 
}
.a{
    color: black;
}
.b{
    color: black;
}

p{ 
    word-spacing: 5px;
    letter-spacing: 2px;
    font-size: 20px;
    text-indent: 3px;
    
}
.iframe1{
     width: 1000px;
  border: 5px solid black;
  padding: 11px;
  margin: 10px;
}
.monospace {
  font-family: "Lucida Console", Courier, monospace;
}
.function-box{
     border: 1px solid black;
    font-weight: 100;
    font-size: 15px;
}