html, body {
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100%;

    background-image: url("/apps/guestbook/rocks.png");
}

@keyframes hue {
    0% {
        filter:hue-rotate(0deg);
    }

    100% {
        filter:hue-rotate(360deg);
    }
}

#header {
    text-align: center;
    top:0;
    left:0;
    width: 100%;
    align-content: center;
}

h1 {
    text-shadow: 2px 2px 0px white;
    outline: 2px white;
}

label, li, summary, p, sub, strong {
    color:white;
    text-shadow: 2px 2px 4px black;
}

input, textarea {
    resize: vertical;
}

.button {
    display: block;
    margin:2px;
    max-width: 100px;
}
button, .button, button:hover {
border: outset white 4px;
background-color: rgb(219, 219, 219);
color:black;

text-align: center;

border-radius: 0;

margin:2px;

box-shadow: 0px 0px 2px rgba(0,0,0,0.25);
}

button:active, .button:active {
border: inset white 4px;
background-color: lightgray;
}


form {
    display:grid;
    text-align: center;
    margin: auto;

    padding:25px;

    background-color: rgba(255,255,255,0.25);

    border: ridge 4px white;
    margin:8px;
}

.post {
    display:grid;
    margin: auto;

    padding:8px;

    background-color: rgba(255,255,255,0.25);

    border: ridge 4px white;
    margin:8px;
}

summary {
    margin-bottom: 10px;
    text-decoration: underline;
}

ol {
    margin:10px;
    padding-bottom:20px;
}

#loading {
    margin-left:8px;
}

#data {
    overflow-y: scroll;
    height: 400px;

    border-top: ridge 8px rgba(255, 255, 255, 0.50);
    border-bottom: ridge 8px rgba(255, 255, 255, 0.50);
}