:root {
    --white: #fff;
    --white_02: rgba(255, 255, 255, 0.2);
    --black: #000;
    --green: #01ad4b;
    --blue: #0a86ff;
    --blue_09: rgba(10, 134, 255, 0.9);
    --bubble_1: #1172ba;
    --bubble_2: radial-gradient(50% 50% at 50% 50%, #64bc4e 58%, #019648 100%);
    --bubble_3: #48a3da;
    --bubble_4: #ed1874;

}

html {
    height: 100%; margin: 0; font-family: "Roboto", sans-serif; color: var(--white); background: var(--black); background-repeat: no-repeat;
    background-size: cover;
}

body {
    height: 100%; margin: 0; 
}

h1 {
    margin: 0;
}

p {
    margin: 0;
}

.header {
    width: 1660px; margin: 0 auto; padding-top: 76px; display: flex;
}

.header .left {
    
}

.header .right {
    margin-left: auto; display: flex; gap: 30px;
}

.header .right a {
    color: var(--white); text-decoration: none;
}

.header .right .language {
    border: solid 1px var(--white); height: 42px; border-radius: 50px; display: flex; align-items: center; padding: 0px 17px; position: relative;
}

.header .right .language .list {
    display: none; position: absolute; top: 43px; left: 0; z-index: 10; background: rgba(0, 0, 0, 0.8); border-radius: 12px;
}

.header .right .language .list a {
    margin: 4px 0; display: block; padding: 8px 12px; border-bottom: solid 1px var(--white_02);
}

.header .right .language .list a:last-child {
    border-bottom: none;
}

.header .right .contact_us {
    background: var(--blue); height: 42px; border-radius: 50px; display: flex; align-items: center; padding: 0px 24px;
}

.hero {
    width: 100%; height: 100%; background: url("../images/bg.jpg"); background-repeat: no-repeat; background-position: center bottom; position: relative; z-index: 2;
}

.hero .content {
    width: 1660px; margin: 0 auto; display: flex;
}

.hero .content .left {
    width: 63%;
}

.hero .content .right {
    width: 37%; position: relative; display: flex;
}

.hero .content .right img.parking_barrier {
    max-height: calc(100% - 100px);
}

.hero .content h1 {
    font-size: 80px; line-height: 93px; font-weight: 700; margin-top: 84px;
}

.hero .content h1 span {
    color: var(--green);
}

.hero .content .secure {
    width: 562px; font-size: 32px; line-height: 37px; margin: 22px 0;
}

.hero .content .table {
    display: flex; flex-direction: column;
}

.hero .content .table .row {
    display: flex; margin-bottom: 2px;
}

.hero .content .table .icon {
    width: 36px; display: flex; align-items: center; justify-content: center;
}

.hero .content .table .text {
    font-size: 32px; font-weight: 700; 
}

.hero .content .bubbles {
    position: absolute; top: 90px; right: 28px; display: flex; gap: 20px; flex-direction: column; align-items: center;
}

.hero .content .bubbles .bubble_1 {
    width: 140px; height: 140px; border-radius: 50%; background: var(--bubble_1); font-size: 24px; font-weight: 700; line-height: 28px; display: flex; align-items: center; 
    justify-content: center; text-align: center;
}

.hero .content .bubbles .bubble_2 {
    width: 124px; height: 124px; border-radius: 50%; background: var(--bubble_2); font-size: 20px; font-weight: 700; line-height: 28px; display: flex; align-items: center; 
    justify-content: center; text-align: center; flex-direction: column;
}

.hero .content .bubbles .bubble_2 span {
    font-size: 38px;
}

.hero .content .bubbles .bubble_2 div {
    margin-bottom: -8px;
}

.hero .content .bubbles .bubble_3 {
    width: 96px; height: 96px; border-radius: 50%; background: var(--bubble_3); font-size: 22px; font-weight: 700; line-height: 28px; display: flex; align-items: center; 
    justify-content: center; text-align: center; flex-direction: column;
}

.hero .content .bubbles .bubble_4 {
    width: 96px; height: 96px; border-radius: 50%; background: var(--bubble_4); font-size: 22px; font-weight: 700; line-height: 28px; display: flex; align-items: center; 
    justify-content: center; text-align: center; flex-direction: column;
}

.middle {
    margin-top: -120px; display: flex; position: relative; z-index: 2; background: rgb(255,255,255);
    background: linear-gradient(180deg, rgba(255,255,255,0) 0%, rgba(255,255,255,0) 120px, rgba(38,43,108,1) 120px, rgba(38,43,108,1) 160px, rgba(22,28,71,1) 160px, rgba(22,28,71,1) 100%)
}

.middle .use_cases {
    width: 1162px;
}

.middle .use_cases .box_1 {
    background: url("../images/use-cases.svg"); background-position: right; max-width: 300px; width: 100%; height: 49px; font-size: 20px; display: flex; align-items: center; justify-content: flex-end;
}

.middle .use_cases .box_1 > div {
    margin-right: 70px;
}

.middle .use_cases .box_2 {
    background: url("../images/use-cases-purple.png"); background-position: right; max-width: 1162px; width: 100%; height: 182px; margin-top: -1px; display: flex; align-items: center; justify-content: center;
}

.middle .use_cases .box_2 .boxes {
    display: flex; width: 776px; justify-content: space-between; margin-right: 140px;
}

.middle .use_cases .box_2 .boxes .box {
    width: 104px; max-width: 104px; text-align: center; font-size: 20px; line-height: 24px; font-weight: 700;
}

.middle .use_cases .box_2 .boxes .box > div {
    margin-top: 12px;
}

.middle .use_cases .box_3 {
    background: url("../images/use-cases-green.png"); background-position: right; max-width: 1162px; width: calc(100% - 1px); height: 214px; display: flex;
}

.middle .use_cases .box_3 .box {
    margin: 24px 0 0 -66px; position: relative;
}

.middle .use_cases .box_3 .box:nth-child(1){
    margin-left: 100px;
}

.middle .use_cases .box_3 .box img.barrier {
    position: absolute; left: 50%; transform: translateX(-70%); margin-top: -30px;
}

.middle .use_cases .box_3 .box:nth-child(3) img.barrier {
    transform: translateX(-40%); margin-top: -18px;
}

.middle .use_cases .box_3 .box > div {
    position: absolute; bottom: -50px; font-weight: 900; font-size: 24px; line-height: 28px; width: 160px; text-align: center; left: 50%; transform: translateX(-50%);
}

.middle .controlled_by {
    width: calc(100% - 1162px); margin-top: 118px; position: relative;
}

.middle .controlled_by .cb {
    height: 44px; width: 100%; font-size: 20px; font-weight: 700; line-height: 44px; margin-left: -110px;
}

.middle .controlled_by .table {
    display: flex; margin-top: 22px; width: 540px; justify-content: space-between; margin-left: 70px; position: absolute; bottom: 26px;
}

.middle .controlled_by .table .column {
    display: flex; flex-direction: column;
}

.middle .controlled_by .table .title {
    font-size: 20px; font-weight: 700; text-align: center; margin-bottom: 28px;
}

.middle .controlled_by .apps {
    position: absolute; right: -60px; bottom: -59px; display: flex; gap: 40px;
}

.about {
    width: 100%; height: 100%; background: url("../images/bg-2.jpg"); background-repeat: no-repeat; background-position: center top; position: relative; z-index: 1; padding-bottom: 40px;
}

.about .container {
    width: 1570px; display: flex; position: absolute; top: 26%; left: 13%; min-height: 620px;
}

.about .container .left {
    width: 350px; display: flex; flex-direction: column; justify-content: space-between; padding-right: 0; box-sizing: border-box;
}

.about .container .center {
    width: 650px; position: relative;
}

.about .container .center .circle_1 {
    position: absolute; left: -70px; top: 24px; display: none;
}

.about .container .center .circle_2 {
    position: absolute; right: 70px; top: 24px; display: none;
}

.about .container .center .circle_3 {
    position: absolute; left: -70px; bottom: 30px; display: none;
}

.about .container .center .circle_4 {
    position: absolute; right: 70px; bottom: 30px; display: none;
}

.about .container .left .circle_1 {
    display: none;
}

.about .container .left .circle_2 {
    display: none;
}

.about .container .right .circle_3 {
    display: none;
}

.about .container .right .circle_4 {
    display: none;
}

.about .container .right {
    width: calc(100% - 1000px); display: flex; flex-direction: column; justify-content: space-between; padding-left: 0; box-sizing: border-box;
}

.about .container .title {
    font-size: 32px; font-weight: 800; line-height: 37px; padding-right: 10px; margin-bottom: 20px;
}

.about .container .text {
    font-size: 24px; font-weight: 400;
}

.about .container .left .title {
    text-align: right;
}

.about .container .left .text {
    text-align: right;
}

.footer {
    background: var(--bubble_1); height: 80px;
}

.footer .container {
    width: calc(100% - 260px); margin: 0 auto; display: flex; align-items: center; height: 100%;
}

.footer .container .left {
    display: flex; gap: 100px;
}

.footer .container .right {
    display: flex; align-items: center; margin-left: auto;
}

.footer .container .left > div {
    display: flex; gap: 8px; align-items: center;
}

.footer a {
    color: var(--white); text-decoration: none; font-size: 20px; font-weight: 700;
}

@media only screen and (max-width: 1840px) {
    .middle .controlled_by .table {
        margin-left: 0; right: 72px; width: 460px;
    }
    
    .about .container {
        left: 11%;
    }
}

@media only screen and (max-width: 1800px) {
    .about .container {
        left: 10%;
    }
}

@media only screen and (max-width: 1750px) {
    .about .container {
        width: 100%; left: 0;
    }
    
    .about .container .left {
        width: calc(100% - 32% - 650px); padding-left: 12px; box-sizing: border-box;
    }
    
    .about .container .right {
        width: calc(100% - 32% - 650px); padding-right: 12px; box-sizing: border-box;
    }
}
    
@media only screen and (max-width: 1684px) {
    .header {
        width: calc(100% - 24px);
    }
    
    .hero .content {
        width: calc(100% - 24px);
    }
    
    .hero .content h1 {
        font-size: 70px; line-height: 83px;
    }
    
    .middle .controlled_by .table {
        width: 400px;
    }
    
    .middle .controlled_by .table {
        right: 42px;
    }
    
    .middle .controlled_by .apps {
        gap: 32px; right: -30px; bottom: -42px;
    }
    
    .middle .controlled_by .apps img {
        height: 40px;
    }
}

@media only screen and (max-width: 1620px) {
    .middle .use_cases {
        width: calc(100% - 458px);
    }
    
    .middle .controlled_by {
        width: 458px;
    }
    
    .about .container .title {
        font-size: 28px; line-height: 33px;
    }
    
    .about .container .text {
        font-size: 20px;
    }
}

@media only screen and (max-width: 1580px) {
    .middle .use_cases {
        width: 73.5%;
    }
}

@media only screen and (max-width: 1500px) {
    .hero .content h1 {
        font-size: 60px; line-height: 72px;
    }
    
    .hero .content .bubbles {
        right: 0;
    }
    
    .middle .use_cases .box_2 .boxes {
        width: calc(100% - 240px);
    }
    
    .middle .use_cases .box_2 .boxes .box {
        line-height: 22px; font-weight: 700; width: 15%;
    }
    
    .middle .use_cases .box_2 .boxes .box img {
        width: 60px;
    }
    
    .middle .use_cases .box_3 .box:nth-child(1) {
        margin-left: 50px;
    }
    
    .about .container .left {
        width: calc(100% - 29% - 650px);
    }
    
    .about .container .right {
        width: calc(100% - 28% - 650px);
    }
}

@media only screen and (max-width: 1450px) {
    .hero .content .right img.parking_barrier {
        max-height: none; max-width: 100%;
    }
}

@media only screen and (max-width: 1400px) {
    .middle .use_cases .box_3 .box:nth-child(1) {
        margin-left: 0;
    }
    
    .about .container .title {
        font-size: 26px; line-height: 31px;
    }
    
    .about .container .text {
        font-size: 20px;
    }
}

@media only screen and (max-width: 1300px) {
    .header {
        padding-top: 40px;
    }
    
    .hero .content .left {
        width: calc(100% - 516px);
    }
    
    .hero .content .right {
        display: flex; flex-direction: column-reverse; width: 516px; gap: 20px; margin-bottom: 20px; justify-content: space-between;
    }
    
    .hero .content .right img.parking_barrier {
        width: 90%; margin: 0 auto; display: block;
    }
    
    .hero .content {
        height: calc(100% - 100px);
    }
    
    .hero .content .bubbles {
        position: relative; flex-direction: row; top: 0;
    }
    
    .hero .content h1 {
        font-size: 50px; line-height: 62px;
    }
    
    .hero .content .secure {
        font-size: 28px; line-height: 33px;
    }
    
    .hero .content .table .text {
        font-size: 28px;
    }
    
    .middle {
        margin-top: 0; flex-direction: column;
        background: linear-gradient(180deg, rgba(38, 43, 108, 1) 0%, rgba(38, 43, 108, 1) 120px, rgba(38, 43, 108, 1) 120px, rgba(38, 43, 108, 1) 160px, rgba(22, 28, 71, 1) 160px, rgba(22, 28, 71, 1) 100%);
    }
    
    .middle .use_cases {
        width: 100%;
    }
    
    .middle .use_cases .box_2 {
        background: #7d3e97; max-width: 100%;
    }
    
    .middle .use_cases .box_2 .boxes {
        margin-right: 0;
    }
    
    .middle .use_cases .box_3 {
        background: #33b44e; max-width: 100%; width: 100%; justify-content: space-evenly;
    }
    
    .middle .use_cases .box_3 .box:nth-child(1) {
        margin-left: unset;
    }
    
    .middle .use_cases .box_3 .box {
        margin-left: unset;
    }
    
    .middle .controlled_by {
        margin: 140px auto 0 auto; display: flex; flex-direction: column; width: 600px;
    }
    
    .middle .controlled_by .table {
        position: relative; right: 0;
    }
    
    .middle .controlled_by .cb {
        margin-left: 0; text-align: center;
    }
    
    .middle .controlled_by .table {
        width: 100%;
    }
    
    .about {
        background-position: center;
    }
    
    .about .container {
        top: 8%;
    }
    
    .about .container .right {
        width: calc(100% - 22% - 650px);
    }
    
    .about .container .left {
        width: calc(100% - 26% - 650px)
    }
}

@media only screen and (max-width: 1200px) {
    .hero .content h1 {
        font-size: 46px; line-height: 58px; margin-top: 40px;
    }
    
    .hero .content .secure {
            font-size: 24px; line-height: 28px;
    }
    
    .hero .content .table .text {
        font-size: 24px;
    }
    
    .hero .content .table {
        gap: 8px;
    }
    
    .hero .content .right img.parking_barrier {
        width: 80%;
    }
    
    .hero .content .secure {
        width: 100%;
    }
    
    .about {
        background: url("../images/bg-2-full.jpg"); background-position: center;
    }
    
    .about .container {
        gap: 20px;
    }
    
    .about .container .left {
        width: 50%; justify-content: space-evenly;
    }
    
    .about .container .title {
        font-size: 22px; line-height: 26px;
    }
    
    .about .container .text {
        font-size: 16px;
    }
    
    .about .container .center {
        display: none;
    }
    
    .about .container .right {
        width: 50%; justify-content: space-evenly;
    }
    
    .about .container .left .circle_1 {
        display: block; margin: 0 auto 20px auto;
    }

    .about .container .left .circle_2 {
        display: block; margin: 0 auto 20px auto;
    }

    .about .container .right .circle_3 {
        display: block; margin: 0 auto 20px auto;
    }

    .about .container .right .circle_4 {
        display: block; margin: 0 auto 20px auto;
    }
    
    .about .container .title {
        text-align: center;
    }
    
    .about .container .text {
        text-align: center
    }
    
    .about .container .left .title {
        text-align: center;
    }
    
    .about .container .left .text {
        text-align: center;
    }
    
    .footer .container {
        width: calc(100% - 24px);
    }
}

@media only screen and (max-width: 1000px) {
    .hero .content h1 {
        font-size: 40px; line-height: 46px;
    }
    
    .hero .content .secure {
        font-size: 20px; line-height: 24px;
    }
    
    .hero .content .table .text {
        font-size: 20px;
    }
    
    .middle .use_cases .box_3 .box img.circle {
        width: 100%;
    }
    
    .middle .use_cases .box_3 .box img.barrier {
        width: 60%;
    }
    
    .footer .container .left {
        gap: 50px;
    }
}

@media only screen and (max-width: 900px) {
    .middle .use_cases .box_3 .box > div {
        bottom: -30px; font-size: 20px; line-height: 24px; width: 150px;
    }
    
    .hero {
        height: auto; background-size: cover;
    }
    
    .hero .content {
        flex-direction: column;
    }
    
    .hero .content .left {
        width: 100%;
    }
    
    .hero .content .right {
        width: 100%;
    }
    
    .hero .content .right img.parking_barrier {
        max-width: 300px;
    }
    
    .hero .content .bubbles {
        justify-content: center;
    }
}

@media only screen and (max-width: 840px) {
    .middle .use_cases .box_3 .box > div {
        bottom: -20px;
    }
    
    .middle .controlled_by {
        margin: 120px auto 0 auto;
    }    
}

@media only screen and (max-width: 800px) {
    .middle .use_cases .box_3 .box > div {
        bottom: -10px;
    }
    
    .middle .controlled_by {
        margin: 100px auto 0 auto;
    }  
    
    .middle .use_cases .box_2 .boxes {
        width: calc(100% - 24px);
    }
    
    .footer .container .left {
        gap: 20px;
    }
    
    .footer .container .left a {
        font-size: 16px;
    }
}

@media only screen and (max-width: 750px) {
    .middle .use_cases .box_3 .box > div {
        bottom: 0px; font-size: 18px; line-height: 22px; width: 130px;
    }
    
    .middle .controlled_by {
        margin: 80px auto 0 auto;
    }    
}

@media only screen and (max-width: 700px) {    
    .header .right {
        gap: 20px;
    }
    
    .middle .use_cases .box_3 .box {
        margin: 0;
    }
    
    .middle .use_cases .box_3 .box > div {
        position: relative; width: 100%; padding-bottom: 12px;
    }
    
    .middle .controlled_by {
        margin: 20px auto 0 auto; width: calc(100% - 100px);
    }
    
    .middle .use_cases .box_3 {
        height: auto;
    }
    
    .middle .use_cases .box_3 .box img.barrier {
        transform: translateX(-60%); margin-top: 22px;
    }
    
    .middle .use_cases .box_3 .box:nth-child(3) img.barrier {
        transform: translateX(-50%); margin-top: 30px;
    }
    
    .middle .use_cases .box_2 .boxes .box {
        font-size: 18px;
    }
    
    .middle .use_cases .box_2 .boxes .box {
        width: 20%;
    }
}

@media only screen and (max-width: 600px) {
    .about .container .left .circle_1 {
        width: 100px;
    }

    .about .container .left .circle_2 {
        width: 100px;
    }

    .about .container .right .circle_3 {
        width: 100px;
    }

    .about .container .right .circle_4 {
        width: 100px;
    }
    
    .footer {
        height: auto; padding: 12px 0;
    }
    
    .footer .container {
        align-items: flex-start;
    }
    
    .footer .container .left {
        flex-direction: column;
    }
}

@media only screen and (max-width: 550px) {
    .hero .content .bubbles {
        flex-wrap: wrap;
    }
}

@media only screen and (max-width: 500px) {
    .hero .content h1 {
        font-size: 36px; line-height: 36px
    }
    
    .hero .content .secure {
        font-size: 18px; line-height: 22px;
    }
    
    .hero .content .table .text {
        font-size: 18px;
    }
    
    .middle .use_cases .box_2 {
        padding: 20px 0; height: auto;
    }
    
    .middle .use_cases .box_2 .boxes {
        flex-wrap: wrap; gap: 20px 0px; justify-content: flex-start;
    }
    
    .middle .use_cases .box_2 .boxes .box {
        width: 33.333%; max-width: none;
    }
    
    .middle .controlled_by {
        width: calc(100% - 24px);
    }
    
    .middle .controlled_by .apps {
        right: -10px;
    }
    
    .middle .use_cases .box_3 .box:nth-child(3) img.barrier {
        margin-top: 20px;
    }
    
    .middle .use_cases .box_3 .box img.barrier {
        margin-top: 16px;
    }
    
    .header .left img {
        width: 150px;
    }
    
    .header .right .contact_us {
        padding: 0px 12px; font-size: 14px;
    }
    
    .header .right {
        gap: 12px;
    }
    
    .header .right .language {
        padding: 0px 12px; font-size: 14px;
    }
    
    .about {
        height: auto; padding: 32px 0 20px 0;
    }
    
    .about .container {
        position: relative;
    }
    
    .about .container .left {
        width: calc(100% - 24px); gap: 20px; padding: 0; margin: 0 auto;
    }
    
    .about .container .right {
        width: calc(100% - 24px); gap: 20px; padding: 0; margin: 0 auto;
    }
    
    .about .container {
        flex-direction: column;
    }
}