@-ms-viewport {
    width: device-width;
}

@media only screen and (min-device-width:800px) {
    html {
        overflow: hidden;
    }
}

html {
    height: 100%;
}

body {
    height: 100%;
    overflow: hidden;
    margin: 0;
    padding: 0;
    font-family: Arial, Helvetica, sans-serif;
    font-size: 16px;
    color: #FFFFFF;
    background-color: #000000;
}

* {
    box-sizing: border-box;
    transition: all 0.5s;
}

ul,
li {
    margin: 0;
    padding: 0;
    list-style: none;
}

#menu-left-top {
    position: fixed;
    left: 10px;
    top: 10px; 
    z-index: 1;
}

#menu-left-top .btn-drop-menu,
#menu-left-top .box-default {
    display: block;
    background-color: rgba(0, 96, 156, 0.9);
    color: #ffffff;
    text-decoration: none;
    cursor: pointer;
}

#menu-left-top li.box-default {
    padding: 5px 25px;
}

#menu-left-top li.box-default:hover {
    background-color: rgb(0, 81, 131);
}

#menu-left-top li.box-default.active {
    color: rgb(255, 166, 0);
}

#menu-left-top li.box-default:not(:last-child) {
    border-bottom: 1px solid rgba(32, 148, 221, 0.5);
}

#menu-left-top .btn-drop-menu {
    display: flex;
    align-items: center;
    padding-right: 25px;
    padding-top: 5px;
    padding-bottom: 5px;
    border: 1px solid transparent;
    font-weight: bold;
}

#menu-left-top .btn-drop-menu:hover {
    border: 1px solid #ffffff;
}

#plus img {
    width: 25px;
    transform-origin: 50% 50%;
}

.drop-menu {
    max-height: 0vh;
    overflow: hidden;
    transition: all 1s;
}

#menu-left-top.show #plus img {
    transform: rotate(405deg);
}

#menu-left-top.show .drop-menu {
    max-height: 100vh;
}


#logo {
    position: fixed;
    top: 10px;
    right: 60px;
    width: 120px;
    pointer-events: none;
}

#logo img {
    width: 150%;
}

#audio-lang {
    position: fixed;
    top: 10px;
    left: 10px;
    padding: 0;
    list-style: none;
}

#audio-lang li {
    cursor: pointer;
    padding: 5px 25px;
    background-color: rgba(0, 96, 156, 0.9);
}

#audio-lang li:hover {
    background-color: rgb(0, 81, 131);
}
#audio-lang li.active {
    color: rgb(255, 166, 0);
}