.cropper{
  width: 600px;
  height: 400px;
  overflow: hidden;
 position: relative;
}
.cropper iframe {
  width: 1440px; 
  height: 400px;
  border: line 1px color lightcoral;
  position: absolute;
  top: -42px;
} 

body, html{
  margin:0;
  padding:0;
  box-sizing: border-box;
}

h1{
  color:rgb(168, 9, 134);
  font-size: 40px;
}
h2{
   color: rgb(34, 152, 248);
   font-size: 25px;
}
/* call an element from your html and style it here! */
/* for example... */

p{
  font-size: 22px;
  color: rgb(111, 0, 255);
}

#btn{
  display: inline-block;
  width: auto;
}

#btn:hover{
  color: red;
}