body {
    background: #000; /* pure black, like that site */
    color: #ccc; /* soft gray text for subtlety */
    font-family: 'Courier New', monospace; /* matches the terminal feel */
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh; /* centers everything vertically */
    text-align: center;
}

.portal-container {
    max-width: 80%;
}

h1 {
    font-size: 4em;
    margin: 0 0 1em 0;
    text-shadow: 0 0 10px currentColor; /* subtle glow */
}

.divider {
    border: none;
    height: 0px;
    background: #333; /* gray dashes, but as a line */
    margin: 1em auto;
    width: 50%;
}

.portal {
    display: inline-block;
    padding: .6em 1.3em;
    font-size: 2.5em;
    text-decoration: none;
    color: #fff;
    background: transparent;
    border: 2.3px solid;
    border-radius: 0; /* square for retro edge */
    transition: all 0.3s ease; /* smooth hover */
    box-shadow: 0 0 20px; /* that electric vivid glow */
}

/* Pink variant */
.portal {
    border-color: #ff1493; /* hot pink */
    box-shadow: 0 0 20px #ff1493;
}

.portal:hover {
    background: #ff1493;
    color: #000;
    box-shadow: 0 0 30px #ff1493, inset 0 0 20px rgba(255, 20, 147, 0.2);
}

/* Swap to blue: change border-color and shadows to #00bfff (deep sky blue) */