body {
    margin: 0;
    font-family: Exo\ 2,sans-serif;
    color: #fff;
    background: #000
}

.logo {
    font-size: 32px
}

.logo .hmax {
    color: #fff
}

.logo .max {
    background-color: #fff;
    color: #fff;
    padding: 3px 10px 6px;
    margin-left: 5px
}

#logo-hmax {
    cursor: pointer;
    user-select: none;
    display: inline-block;
    padding: 10px;
    border-radius: 5px;
    transition: background-color .3s,color .3s;
    background-color: transparent;
    box-sizing: border-box
}

#logo-hmax:focus,#logo-hmax:hover {
    background-color: #f66000;
    color: #fff;
    box-shadow: 0 0 5px rgba(0,0,0,.2)
}

#logo-hmax:active {
    background-color: transparent;
    color: inherit
}

header {
    display: flex;
    position: relative;
    z-index: 2;
    justify-content: space-between;
    align-items: center;
    padding: 10px
}

section:nth-last-of-type(odd) {
    background-color: #000
}

section:nth-last-of-type(2n) {
    background-color: #fff
}

section * {
    margin: 0;
    padding: 0
}

li {
    padding: .5em
}

.form-volume {
    display: grid;
    grid-template-columns: 5.5fr 20fr;
    margin: auto;
    justify-items: center
}

@media (max-width: 768px) {
    .form-volume {
        display:none
    }
}

#volume,label[for=volume] {
    cursor: pointer;
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none
}

label[for=volume] {
    font-size: 1.5rem
}

nav ul {
    list-style: none;
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    justify-content: center;
    margin: 0;
    padding: 0;
    transition: all .3s ease
}

.menu-toggle {
    display: none;
    cursor: pointer;
    position: absolute;
    top: 20px;
    right: 20px;
    background: none;
    border: none
}

.menu-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background: #fff;
    margin: 5px 0;
    transition: .3s
}

@media (max-width: 768px) {
    .menu-toggle {
        display:block
    }

    nav ul {
        position: absolute;
        top: 60px;
        right: 20px;
        background: rgba(0,0,0,.9);
        flex-direction: column;
        gap: 10px;
        padding: 20px;
        border: 2px solid #fff;
        border-radius: 5px;
        width: 200px;
        opacity: 0;
        visibility: hidden;
        transform: translateY(-20px);
        transition: opacity .3s ease,transform .3s ease
    }

    nav ul.active {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
        z-index: 1
    }

    nav ul li {
        opacity: 0;
        transform: translateY(20px);
        transition: opacity .3s ease,transform .3s ease
    }

    nav ul.active li {
        opacity: 1;
        transform: translateY(0)
    }

    nav ul.active li:nth-child(n) {
        transition-delay: 0.1s
    }

    .menu-toggle.active span:first-child {
        transform: translateY(8px) rotate(45deg)
    }

    .menu-toggle.active span:nth-child(2) {
        opacity: 0
    }

    .menu-toggle.active span:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg)
    }
}

h1,h2 {
    color: #f60
}

h2 {
    font-size: 2rem;
    padding: 1vw
}

h3 {
    padding: .5em
}

p {
    font-size: .95rem;
    color: #ccc;
    padding: 0 1em
}

code {
    background-color: #000;
    padding: 2px 4px;
    border-radius: 4px;
    color: #e0e0e0;
    white-space: nowrap;
    overflow-x: auto;
    display: block;
    line-height: 2
}

@media (max-width: 768px) {
    h1 {
        font-size:2.5rem
    }

    p {
        font-size: 1rem
    }
}

footer {
    text-align: center;
    padding: 20px;
    font-size: .9rem
}

@font-face {
    font-family: Exo\ 2;
    src: url(../fonts/Exo2-VariableFont_wght.ttf) format("truetype");
    font-weight: 100 900;
    font-style: normal
}

@font-face {
    font-family: Exo\ 2;
    src: url(../fonts/Exo2-Italic-VariableFont_wght.ttf) format("truetype");
    font-weight: 100 900;
    font-style: italic
}

a {
    color: #fff;
    text-decoration: none;
    transition: color .3s ease
}

a:focus,a:hover {
    color: #f60
}

.button {
    display: inline-block;
    padding: 15px 30px;
    font-size: 18px;
    font-weight: 700;
    border-radius: 5px;
    margin: 20px auto;
    text-align: center;
    letter-spacing: 1px
}

.button-effect {
    display: inline-block;
    transition: transform .3s ease,box-shadow .3s ease;
    box-shadow: 0 4px 6px rgba(0,0,0,.1)
}

.button-effect:focus,.button-effect:focus-visible,.button-effect:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 12px rgba(0,0,0,.2);
    color: #fff
}

.button-effect:active {
    transform: scale(.95);
    box-shadow: 0 2px 4px rgba(0,0,0,.3)
}

.lightbox {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,.9);
    z-index: 2;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transform: scale(.9);
    transition: opacity .3s ease,transform .3s ease
}

.lightbox.show {
    display: flex;
    opacity: 1;
    transform: scale(1)
}

.lightbox-content {
    position: relative;
    width: 75vw;
    height: 42.1875vw;
    max-height: 90vh;
    background-color: #000;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0,0,0,.5);
    z-index: 3
}

.lightbox iframe {
    width: 100%;
    height: 100%;
    border: none;
    z-index: 4;
    position: relative
}

.close-lightbox {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 32px;
    height: 32px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 4
}

.close-icon {
    position: relative;
    display: block;
    width: 100%;
    height: 100%;
    background-color: transparent
}

.close-icon:after,.close-icon:before {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 24px;
    height: 3px;
    background-color: #fff;
    transform-origin: center
}

.close-icon:before {
    transform: translate(-50%,-50%) rotate(45deg)
}

.close-icon:after {
    transform: translate(-50%,-50%) rotate(-45deg)
}

.close-lightbox:focus .close-icon:after,.close-lightbox:focus .close-icon:before,.close-lightbox:hover .close-icon:after,.close-lightbox:hover .close-icon:before {
    background-color: #f60
}

.video-thumbnail {
    position: relative;
    width: 100%;
    aspect-ratio: 16/9;
    background-size: cover;
    background-position: 50%;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 8px rgba(0,0,0,.1)
}

.video-thumbnail:after {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 64px;
    height: 64px;
    background: url(../images/playbutton.svg);
    background-size: contain;
    transform: translate(-50%,-50%);
    pointer-events: none;
    transition: transform .3s ease;
    background-repeat: no-repeat;
    background-position: 50%
}

.open-lightbox:focus .video-thumbnail:after,.video-thumbnail:hover:after {
    background: url(../images/playbutton-active.svg);
    background-size: contain;
    background-repeat: no-repeat;
    background-position: 50%
}

.video-title {
    margin-top: 8px;
    font-size: 2.5em;
    color: #f60;
    text-align: center;
    font-weight: 500;
    letter-spacing: .5px;
    word-wrap: break-word
}