body {
    padding: 0;
    margin: 0
}

#unity-container {
    position: absolute
}

#unity-container.unity-desktop {
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%)
}

#unity-container.unity-mobile {
    width: 100%;
    height: 100%
}

#unity-canvas {
    background: #231F20
}

.unity-mobile #unity-canvas {
    width: 100%;
    height: 100%
}

#unity-loading-bar {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    display: block;
    /* 表示する */
    text-align: center;
}

#unity-logo {
    width: 154px;
    height: 130px;
    background: url('unity-logo-dark.png') no-repeat center;
    background-size: contain;
    margin-bottom: 10px;
    /* ロゴとプログレスバー間に余白 */
}

#unity-progress-bar-empty {
    width: 500px; /* 幅を少し広げる */
    height: 20px;
    background-color: #333; /* 背景をダークグレーに */
    border: 2px solid #555; /* 枠線を追加 */
    border-radius: 10px; /* 少し丸みを帯びた角 */
    margin: 10px auto 0;
    position: relative;
    overflow: hidden;
}

#unity-progress-bar-full {
    width: 0%;
    height: 100%;
    background: linear-gradient(90deg, #4caf50, #8bc34a); /* グラデーション */
    border-radius: 10px; /* 同じく角を丸める */
    transition: width 0.4s ease-in-out; /* スムーズなアニメーション */
}

#unity-footer {
    position: relative
}

.unity-mobile #unity-footer {
    display: none
}

#unity-webgl-logo {
    float: left;
    width: 204px;
    height: 38px;
    background: url('webgl-logo.png') no-repeat center
}

#unity-build-title {
    float: right;
    margin-right: 10px;
    line-height: 38px;
    font-family: arial;
    font-size: 18px
}

#unity-fullscreen-button {
    float: right;
    width: 38px;
    height: 38px;
    background: url('fullscreen-button.png') no-repeat center
}

#unity-warning {
    position: absolute;
    left: 50%;
    top: 5%;
    transform: translate(-50%);
    background: white;
    padding: 10px;
    display: none
}