html, body {
    margin: 0;
    padding: 0;
    background: #293133 url("background.jpg") no-repeat 0 0;
}

body {
    width: 100vw;
    height: 100vh;
}

h2 {
    text-align: center;
    color: #fff;
    margin: 10px auto;
}

.content-wrapper {
    height: 100vh;
    width: 100vw;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.content-wrapper img {
    display: block;
}

#screen-1 > img {
    margin: 0 auto 0 auto;

}

#screen-1 img {
    width: 300px;
}

#screen-2 {
    display: none;
}

#screen-2 > div {
    margin-top: 30px;
    display: flex;
    justify-content: space-around;
}

#screen-2 > div video {
    width: 37.5%;
}

#screen-3 {
    display: none;
}

#screen-3 video {
    width: 100%;
}


.block {
    display: block !important;
}

.block-none {
    display: none !important;
}

img {
    width: 100%;
}

#bk-button {
    position: fixed;
    left: 20%;
    top: 80%;
    transform: translate(-50%, -50%);
    width: 120px;
}

#bk-button img {
    display: block;
    animation: bounce; /* referring directly to the animation's @keyframe declaration */
    animation-duration: 1.5s; /* don't forget to set a duration! */
    animation-delay: 1s !important;
    animation-iteration-count: infinite;
}

h1 {
    text-align: center;
    margin-top: 25px;
    color: #fd2b2a;
    font-size: 35px;
    text-shadow: 1px 1px #000;
}

video {
    width: 42.5%;
}

#cf {
    display: block;
    position: fixed;
    right: 0;
    bottom: 0;
    height: 167px;
    width: 150px;
    margin: 0 auto;
    z-index: 3;
}

#cf.img1 {
    background: transparent url("/lucca1.png") no-repeat 0 0;
    background-size: cover;
}

#cf.img2 {
    background: transparent url("/lucca2.png") no-repeat 0 0;
    background-size: cover;
}

#cf img {
    display: block;
    position: absolute;
    width: 100%;
    right: 0;
    bottom: 0;
    -webkit-transition: opacity 1s ease-in-out;
    -moz-transition: opacity 1s ease-in-out;
    -o-transition: opacity 1s ease-in-out;
    transition: opacity 1s ease-in-out;
}

.video-wrapper {
    position: fixed;
    width: 100vw;
    height: 100vh;
    z-index: 200;
    background: black;
    background: rgba(0, 0, 0, 0.9);
}

#video-1 {
    display: none;
}

@keyframes cf3FadeInOut {
    0% {
        opacity: 1;
    }
    45% {
        opacity: 1;
    }
    55% {
        opacity: 0;
    }
    100% {
        opacity: 0;
    }
}

#cf img.top {
    animation-name: cf3FadeInOut;
    animation-timing-function: ease-in-out;
    animation-iteration-count: infinite;
    animation-duration: 1.5s;
    animation-direction: alternate;
}

#screen-3 > div {
    margin-top: 40px;
    text-align: center;
}

.button-17 {
    align-items: center;
    appearance: none;
    background-color: #fff;
    border-radius: 24px;
    border-style: none;
    box-shadow: rgba(0, 0, 0, .2) 0 3px 5px -1px, rgba(0, 0, 0, .14) 0 6px 10px 0, rgba(0, 0, 0, .12) 0 1px 18px 0;
    box-sizing: border-box;
    color: #3c4043;
    cursor: pointer;
    display: inline-flex;
    fill: currentcolor;
    font-family: "Google Sans", Roboto, Arial, sans-serif;
    font-size: 14px;
    font-weight: 500;
    height: 48px;
    justify-content: center;
    letter-spacing: .25px;
    line-height: normal;
    max-width: 100%;
    overflow: visible;
    padding: 2px 24px;
    position: relative;
    text-align: center;
    text-transform: none;
    transition: box-shadow 280ms cubic-bezier(.4, 0, .2, 1), opacity 15ms linear 30ms, transform 270ms cubic-bezier(0, 0, .2, 1) 0ms;
    user-select: none;
    -webkit-user-select: none;
    touch-action: manipulation;
    width: auto;
    will-change: transform, opacity;
    z-index: 0;
}

.button-17:hover {
    background: #F6F9FE;
    color: #174ea6;
}

.button-17:active {
    box-shadow: 0 4px 4px 0 rgb(60 64 67 / 30%), 0 8px 12px 6px rgb(60 64 67 / 15%);
    outline: none;
}

.button-17:focus {
    outline: none;
    border: 2px solid #4285f4;
}

.button-17:not(:disabled) {
    box-shadow: rgba(60, 64, 67, .3) 0 1px 3px 0, rgba(60, 64, 67, .15) 0 4px 8px 3px;
}

.button-17:not(:disabled):hover {
    box-shadow: rgba(60, 64, 67, .3) 0 2px 3px 0, rgba(60, 64, 67, .15) 0 6px 10px 4px;
}

.button-17:not(:disabled):focus {
    box-shadow: rgba(60, 64, 67, .3) 0 1px 3px 0, rgba(60, 64, 67, .15) 0 4px 8px 3px;
}

.button-17:not(:disabled):active {
    box-shadow: rgba(60, 64, 67, .3) 0 4px 4px 0, rgba(60, 64, 67, .15) 0 8px 12px 6px;
}

.button-17:disabled {
    box-shadow: rgba(60, 64, 67, .3) 0 1px 3px 0, rgba(60, 64, 67, .15) 0 4px 8px 3px;
}