.message {
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.3);
    width: 100%;
    height: 100%;
    text-align: center;
    color: black;
}

.message td > div {
    padding: 2em 3em;
    background: white;
    display: inline-block;
    border-radius: 0.5em;
    box-shadow: 1px 1px 5px #999;
    position: relative;
    text-align: left;
}

.message div > div:first-child {
    position: absolute;
    top: -0.5em;
    right: -1em;
    cursor: pointer;
    color: #AAA;
    padding: 1em 2em;
}

.message .message_button {
    display: inline-block;
    padding: 0.5em 1em;
    background: #F0F0F0;
    margin: 0.5em 0.5em 0 0.5em;
    cursor: pointer;
    border-radius: 0.5em;
}