* {
    padding: 0;
    margin: 0;
}

body, html {
    background-color: #F8D117;
}

.player-container {
    width: 480px;
    height: calc((9 / 16) * 480px);
    position: relative;
    overflow: hidden;
}

.player {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    transition: 0.5s ease-in-out;
    opacity: 0;
}

.player-show {
    opacity: 1
}

.btn {
    border-radius: 4px;
    background-color: transparent;
    height: auto;
    display: inline-block;
    font-family: sans-serif, Arial;
    color: #23569c;
    font-size: 12px;
    font-weight: 700;
    line-height: 14px;
    text-transform: uppercase;
    border: 1px solid #23569c;
    padding: .5em 1em;
    margin-top: 0;
    text-align: left;
    white-space: nowrap;
    cursor: pointer;
}

#prefix-area {
    position: absolute;
    top: 0;
    right: 0;
    margin: 1em;
    z-index: 1000;
    display: none;
}

#prefix-area div {
    font-family: sans-serif, Arial;
    color: #23569c;
    font-size: 12px;
    font-weight: 700;
    text-align: right;
    cursor: default;
}

#prefix-area #branch-totem-area {
    display: none;
    margin-top: .5em;
}

#prefix-area .change-prefix {
    width: 100%;
    text-align: center;
    margin-top: 1em;
}

#prefix, #branch-totem {
    font-family: sans-serif, Arial;
    color: #23569c;
    font-size: 12px;
    font-weight: 700;
    text-align: center;
}

#prefix,
#branch-totem{
    position: absolute;
    top:50%;
    left:50%;
    transform: translate(-50%, -50%);
}

#branch-totem {
    display: none;
}

#branch-totem .back {
    margin-bottom: 1rem;
    color: #23569c;
    text-decoration: none;
    cursor: pointer;
}

#branch-totem .back:hover {
    text-decoration: underline;
}

#prefix h1, #branch-totem h1 {
    margin-bottom: 1em;
}

#prefix input, #branch-totem select {
    font-family: sans-serif, Arial;
    height: 39px;
    border: 0;
    background: #ffffff;
    font-size: 16px;
    font-weight: normal;
    padding-top: 3px;
    text-align: center;
    margin-bottom: 1em;
    min-width: 12rem;
}

#branch-totem select {
    padding: 0 .5em;
    text-align: left;
}

#no-videos {
    font-family: sans-serif, Arial;
    color: #af0404;
    font-size: 16px;
    font-weight: 700;
    text-align: right;
    margin-top: 1rem;
    display: none;
    cursor: default;
}

.loading {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-family: sans-serif, Arial;
    color: #23569c;
    display: none;
}

.loading.show {
    display: block;
}