.popup {
    position: fixed;
    top: 50%;
    left: 50%;
    -webkit-transform: translate(-50%, -50%);
    transform: translate(-50%, -50%);
}

.intro-box {
    background-color: tan;
    padding: 50px;
    border-radius: 15px;
    border: 2px solid black;
    text-align: center;
}

.title {
    color: deepskyblue;
    font-size: 40pt;
    margin-top: 0;
    padding-top: 0;
    margin-bottom: 0px;
}

h2 {
    margin-top: 0px;
    padding-top: 0px;
    margin-bottom: 0px;
    color: deepskyblue;
}

.intro-box input {
    padding: 10px;
    border-radius: 15px;
    border: none;
    width: 100%;
    font-size: 20pt;
    margin-top: 15px;
}

.intro-box button {
    margin-top: 25px;
    padding: 10px;
    border: none;
    border-radius: 25px;
    font-size: 25pt;
    padding-right: 20px;
    padding-left: 20px;
    color: white;
    background-color: deepskyblue;
}

.audio-button {
    position: fixed;
    top: 0;
    right: 0;
    padding: 5px;
}

.gnar-list {
    position: fixed;
    top: 30px;
    right: 0;
    padding: 5px;
    user-select: none;
}

.phonebtns {
    position: fixed;
    left: 0;
    bottom: 0;
}

.dirbtn {
    color: black;
    font-weight: bold;
    text-align: center;
    width: 100px;
    height: 100px;
    border: 5px solid darkslategray;
    user-select: none;
    box-sizing: border-box;
}

.column {
    padding: 0;
    margin: 0;
}

.btnup {
    border-bottom: none;
}

.btnleft {
    border-right: none;
}

.btnright {
    border-left: none;
}

.dirbtn {
    line-height: 100px;
}

.invis {
    opacity: 0;
}

li {
    list-style: none;
    color: darkslategray;
}

@media screen and (min-width: 720px) {
  .phonebtns { display: none }
}