html::before {
    content: "";
    position: fixed;
    width: 100%;
    height: 999px;
    background: radial-gradient(rgb(76, 76, 76) 0%, rgb(89, 89, 89) 0%, rgb(17, 17, 17) 100%);
    z-index: -1;
}

body {
    height: 100%;
    text-align: center;
    margin: 0px;
    padding: 0px;
    color: rgb(68, 68, 68);
    font-family: Verdana, sans-serif;
    background: radial-gradient(rgb(76, 76, 76) 0%, rgb(89, 89, 89) 0%, rgb(17, 17, 17) 100%);
}

header {
    z-index: 1;
}

#app-container {
    display: flex;
    position: relative;
    margin: 0px auto;
    padding: 80px 0px;
    opacity: 0;
    z-index: 1;
}

#logo-container {
    text-align: center;
}

#logo-image {
    max-width: 240px;
    padding-top: 20px;
}

section {
    padding-top: 60px;
    padding-bottom: 40px;
}

section.dark {
    background: radial-gradient(rgb(76, 76, 76) 0%, rgb(89, 89, 89) 0%, rgb(17, 17, 17) 100%);
}

section.dark h2, section.dark p {
    color: aliceblue;
}

section#hero {
    display: flex;
    height: 100vh;
    width: 100%;
    padding: 0px;
    position: relative;
    left: 0px;
    right: 0px;
    place-content: start;
    flex-direction: column;
}

.controls {
    display: flex;
    position: absolute;
    bottom: 21px;
    width: 100%;
}

.controls button {
    width: 38px;
    height: 38px;
    border: medium;
    border-radius: 40px;
    cursor: pointer;
    color: transparent;
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center center;
    margin: auto;
    background-color: black;
}

.controls button[data-state="mute"] {
    background-image: url("/images/mute.png");
}

.controls button[data-state="unmute"] {
    background-image: url("/images/unmute.png");
}

#hero-title {
    margin: auto;
}

#video-container {
    position: absolute;
    min-width: 100%;
    min-height: 100%;
    width: 100%;
    height: 100%;
    overflow: hidden;
    display: flex;
}

#hero-video {
    filter: contrast(1) blur(4px) brightness(1.2);
    position: absolute;
    top: 50%;
    left: 50%;
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    z-index: -2;
    transform: translateX(-50%) translateY(-50%);
    overflow: hidden;
    transition-property: -moz-filter, -ms-filter, -o-filter, filter, filter;
    transition-duration: 2s;
    opacity: 0;
}

#hero-video.crossing {
    filter: contrast(1) blur(6px) brightness(2) saturate(50%);
    transition-duration: 1s;
}

#hero-video.intro_init {
    filter: contrast(1) blur(8px) brightness(0) saturate(20%);
    transition-duration: 0s;
}

#hero-video.intro {
    filter: contrast(1) blur(8px) brightness(0) saturate(20%);
    transition-duration: 1s;
}

#title-wrapper {
    transition: 2s;
    opacity: 0;
}

#title-wrapper.loaded {
    opacity: 1;
}

#title-wrapper {
    margin: auto;
}

#title-wrapper h1 {
    text-align: center;
    font-weight: normal;
    font-size: 400%;
    text-shadow: rgb(255, 255, 255) 0px 0px 28px;
    width: 100%;
    padding-bottom: 20px;
    margin-bottom: 0px;
    margin-top: -50px;
}

section#features {
    background-color: white;
    width: 100%;
}

section.grid {
    background-color: rgb(215, 215, 215);
    padding-bottom: 60px;
}

.grid-container {
    display: flex;
    place-content: center;
    flex-wrap: wrap;
}

#whyus .grid-item {
    background-color: white;
    max-width: 330px;
    padding: 40px 10px 0px;
    margin: 12px;
    box-shadow: rgba(0, 0, 0, 0.43) 0px 0px 10px;
    border-radius: 6px;
}

.grid-item h3 {
    margin-bottom: 0px;
    margin-top: 5px;
}

.feature {
    padding: 40px;
}

.feature p {
    max-width: 800px;
    margin: auto;
}

.feature img {
}

.feature h2 {
    margin-bottom: 10px;
}

.feature ul {
    list-style: none;
    padding: 0px;
    max-width: 330px;
    margin: auto;
}

.feature li {
    margin-bottom: 14px;
}

h1 {
    font-family: Georgia, serif;
}

h2 {
    font-weight: normal;
    font-size: 260%;
    font-family: Georgia, serif;
}

h3 {
    font-weight: normal;
    font-size: 200%;
    font-family: Georgia, serif;
}

p {
    font-size: 120%;
}

.products {
    list-style: none;
    padding: 0px;
    text-align: left;
}

.products li {
    display: flex;
    max-width: 720px;
    place-content: center;
    margin: auto;
}

.products h2 {
    padding-bottom: 0px;
    margin-bottom: 0px;
}

.products img {
    max-width: 220px;
}

.inline-flex {
    padding: 20px;
}

.products span {
    color: silver;
}

.products hr {
    max-width: 720px;
    border: medium;
    height: 1px;
    background-color: rgba(255, 255, 255, 0.21);
}

section#whyus {
    background-image: url("/images/whyus.jpg");
    background-repeat: no-repeat;
    background-size: cover;
}

#whyus .grid-item p {
    margin-top: 10px;
}

section#contacts .grid-item {
    margin: 12px;
}

#contacter-submit:hover {
    font-weight: bold;
}

footer ul {
    list-style: none;
    margin-left: 0px;
    padding-left: 0px;
}

footer, footer a {
    color: white;
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}

@media only screen and (max-width: 600px) {
   
  .products li {
    flex-direction: column;
    text-align: center;
}


  #copy, #legal {
    text-align: center;
}


  #title-wrapper h1 {
    font-size: 300%;
}


  #title-wrapper span {
    font-size: 120%;
}


}.pulse-spinner-big {
    width: 30px;
    height: 60px;
    background-color: white;
    border-radius: 6px;
    animation: 1s ease-out 0.4s infinite bigpulse;
    opacity: 0.4;
    position: relative;
    margin: auto;
    display: flex;
}

.pulse-spinner {
    width: 50px;
    height: 50px;
    background-color: white;
    border-radius: 50%;
    animation: 1s ease-out infinite pulse;
    opacity: 0.4;
    position: absolute;
    top: 280px;
    left: 42%;
}

#device-mock {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translateX(-50%) translateY(-50%);
    height: 594px;
    width: 284px;
    background-image: url("/images/app_mock.webp");
    background-size: contain;
}

.pulse-point {
    width: 10px;
    height: 10px;
    background-color: white;
    border-radius: 50%;
    opacity: 0.8;
    position: absolute;
    top: 300px;
    left: 139px;
}

@keyframes pulse {
   
0% {
    transform: scale(0.1);
    opacity: 1;
}


70% {
    transform: scale(1);
    opacity: 0;
}


100% {
    transform: scale(1);
    opacity: 0;
}


}@keyframes bigpulse {
   
0% {
    transform: scale(0.1);
    opacity: 0.3;
}


70% {
    transform: scale(20);
    opacity: 0;
}


100% {
    transform: scale(35);
    opacity: 0;
}


}#blues {
    position: relative;
    display: flex;
    justify-content: center;
    top: 133px;
    z-index: 0;
    width: 100%;
}

#blues .flasher {
    width: 151px;
    height: 10px;
    border-radius: 50%;
    filter: blur(3px);
}

#blues .flasher.blue {
    background: radial-gradient(circle, rgb(0, 102, 255) 0%, rgb(0, 68, 204) 70%, transparent 90%);
    animation: 0.4s infinite alternate flash;
}

#blues .flasher.white1 {
    background: radial-gradient(circle, rgb(255, 255, 255) 0%, rgb(66, 66, 66) 70%, transparent 90%);
    animation: 0.2s infinite alternate flash;
}

#blues .flasher.white2 {
    background: radial-gradient(circle, rgb(255, 255, 255) 0%, rgb(66, 66, 66) 70%, transparent 90%);
    animation: 0.2s 0.1s infinite alternate flash;
}

#blues .flasher.red {
    background: radial-gradient(circle, rgb(255, 51, 51) 0%, rgb(204, 0, 0) 70%, transparent 90%);
    animation: 0.5s infinite alternate flash;
}

#blues .flasher:nth-child(2) {
    animation-delay: 0.25s;
}

#blues .flasher:nth-child(3) {
    left: calc(83.3333%);
    animation-delay: 0.5s;
}

@keyframes flash {
   
0% {
    opacity: 0.3;
    transform: scale(0.7);
}


100% {
    opacity: 1;
    transform: scale(1.2);
}


}