body {
    background-color: rgb(39, 39, 39);
    
    font-size: medium;
}

.cuadro-blanco {
    width: 300px;
    height: 300px;
    border-radius: 10px;
    background-color: white; 
    border: 5px solid rgb(14, 0, 136); 
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1); 
    text-align: left; 
    padding: 20px;
}

.cuadro-blanco p {
    margin: 10px 0;
}

.cuadro-blanco a {
    display: inline-block;
    padding: 10px;
    margin: 5px 0;

    text-decoration: none;
    border-radius: 5px;
    text-align: center;
    width: 100%;
    box-sizing: border-box;
}


.enlace1 {
    color: black;
    background-color: blue;
    font-family: arial, sans-serif;
}

.enlace2 {
    color: white;
    background-color: red;
    font-family: 'Courier New', Courier, monospace;
}

.enlace3 {
    color: gray;
    background-color: green;
    font-family: 'Gill Sans', 'Gill Sans MT', Calibri, 'Trebuchet MS', sans-serif;
}

.enlace4 {
    color: maroon;
    background-color: yellow;
    font-family: sans-serif;
}