body {
    margin: 0;
    padding: 0;
    position: relative;
}

#selector {
    text-align: center;
    padding-top: 1em;
    padding-bottom: 1em;
}

#selector > select {
    border: 1px solid #999999;
    padding: 10px;
    border-radius: 10px;
}

#selector > button {
    border: 1px solid #999999;
    padding: 10px;
    border-radius: 10px;
}

#selector > hr {
    border: solid black;
    border-width: 1px 0 0 0;
}

@media (max-width: 600px) {
    #selector > select,button {
        font-size: 100%;
        font-weight: bold;
    }
}

#cards {
    width: 90%;
    margin: 0 auto;
}

#cards > img {
    cursor: pointer;
    margin: 5px;
}

.lightbox {
    position: absolute;
    width: 80%;
    height: 80vh;
    left: 10vw;
    top: 10vh;
    border: 1px solid black;
    border-radius: 20px;
    padding: 5px;
    background-color: white;
    display: none;
}

.lightbox > .content {
    height: 100%;
    overflow-y: auto;
}

.lightbox > .close-button {
    position: absolute;
    right: 15px;
    cursor: pointer;
    font-size: 30px;
    border: 1px solid black;
    border-radius: 50%;
    width: 38px;
    height: 38px;
    text-align: center;
    vertical-align: middle;
    display: table;
    background-color: white;
}

#three-cards {
    display: none;
}

.drawn {
    float: left;
    width: 33%;
}

.clear {
    float: none;
    clear: both;
}

.planet,.sign {
    height: 30px;
    margin-right: 5px;
}