style.css

header{
    padding: 2em 0;
	margin: 0 auto;
    text-align: center;
    position: relative;
    background-color: #9a9feb;
}
body{
    background-color: #0b0e35;
    background-image: url(image/fondo1.gif);
    background-position: center;
}
main{
    
}
nav li{
	display: inline;
	margin: 0 0 0 15px;

}
nav a{
	text-transform: uppercase;
	color: #000000;
	font-weight: bold;
	font-size: 20px;
	text-decoration: none;

}

nav a:hover{
	text-decoration: underline;
	color: #b11c0b;
    font-weight:bolder;
    font-size: 25px;
    transition: 1000ms;
}   
h1{
    
    font-size: 30px;
}
.estilo-tabla{
    text-align: center;
    
}
table{
    margin: 0 auto;
}
td{
    padding: 1em;
}
tr{
  place-content: center;
}

textarea {
    resize: none;
}

.cambio{
    width: 300px;
}

.titulo{
    text-align: center;
    padding: 0.5em;
}

.encriptar{
    font-size: 2em;
    font-style: italic;
    font-weight: bold;
    

}
.agradecimiento{
    padding: 0.5em;
    color: rgb(0, 0, 0);
    font-size: 1.5em;
    text-align: center;
}
footer{
    padding: 2em;
	background: url(image/bg.png);
    text-align: center;
    color: white;
    
    
}

.editor{

    width: 30%;
}