:root {
    /* Colors */
    /* Primary */
    --blue-600: hsl(231, 69%, 60%);
    --red-400: hsl(0, 94%, 66%);
    /* Neutral */
    --grey-50: hsl(0, 0%, 97%);
    --blue-950: hsl(229, 31%, 21%);

    /* Typography */
    /* Fonts */
    --font-family: rubik;
    --font-weight-400: 400;
    --font-weight-500: 500;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: 18px;
}

.container {
    margin: 0 auto;
    padding: 0 15px;
}

/* Small */
@media (min-width: 768px) {
    .container {
        width: 750px;
    }
}

/* Medium */
@media (min-width: 992px) {
    .container {
        width: 970px;
    }
}

/* Large */
@media (min-width: 1200px) {
    .container {
        width: 1170px;
    }
}

/* Start components */
.heading {
    text-align: center;
    margin: 0 auto;
    width: 540px;
}

@media (max-width: 767px) {
    .heading {
        width: 100%;
    }
}

.heading h2 {
    color: var(--blue-950);
    font-weight: var(--font-weight-500);
    margin: 0 auto;
}

.heading p {
    margin: 25px 0;
    color: hsl(255deg 2.2% 64.31%);
    line-height: 1.6em;
}

@media (max-width: 767px) {
    .heading p {
        font-size: 17px;
    }
}

/* End components */

/* Start header section */
header {
    padding: 30px 0;
    position: relative;
    z-index: 1;
}

@media (max-width: 767px) {
    header {
        background-color: hsl(228.75deg 25.4% 24.71%);
    }

    header .logo svg path {
        fill: white;
    }
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

header .container nav {
    display: flex;
}

@media (max-width: 767px) {
    header .container nav {
        position: absolute;
        flex-direction: column;
        top: 88px;
        width: 100%;
        height: 100vh;
        left: 50%;
        transform: translateX(-50%);
        text-align: center;
        padding: 0 15px;
        background-color: hsl(228.75deg 25.4% 24.71%);
        display: none;
        opacity: .99;
    }
}

header .container nav li {
    list-style-type: none;
}

@media (max-width: 767px) {
    header .container nav li {
        border-top: 1px solid white;
    }
}

header .container nav li:not(:last-of-type) {
    margin-right: 50px;
}

@media (max-width: 767px) {
    header .container nav li:not(:last-of-type) {
        margin-right: 0;
    }
}

header .container nav li a {
    color: var(--blue-950);
    text-transform: uppercase;
    text-decoration: none;
    letter-spacing: 0.6px;
}

header .container nav li:not(:last-of-type) a:hover {
    color: var(--red-400);
}

@media (max-width: 767px) {
    header .container nav li a {
        display: block;
        color: white;
        letter-spacing: 2.5px;
        padding: 25px 20px
    }
}

header .container nav li:last-of-type a {
    background-color: var(--red-400);
    color: white;
    padding: 15px 40px;
    border-radius: 8px;
    border: 3px solid var(--red-400);
    font-weight: var(--font-weight-500);
}

header .container nav li:last-of-type a:hover {
    background-color: white;
    color: var(--red-400);
}

@media (max-width: 767px) {
    header .container nav li:last-of-type a {
        margin-top: 30px;
        border: 3px solid white;
        background-color: transparent;
        font-weight: var(--font-weight-500);
    }
}

header .container .humburger,
header .container .close {
    display: none;
    font-size: 20px;
    cursor: pointer;
}

@media (max-width: 767px) {
    header .container .humburger {
        display: block;
    }
}

header .container .social {
    position: absolute;
    text-align: center;
    top: 760px;
    left: 50%;
    transform: translateX(-50%);
    display: none;
}

header .container .social img:first-of-type {
    margin-right: 20px;
}

/* End header section */

/* Start landing section */
.landing {
    margin-top: 100px;
    position: relative;
}

.landing .container {
    display: flex;
    align-items: center;
}

@media (max-width: 767px) {
    .landing .container {
        flex-direction: column-reverse;
        text-align: center;
    }
}

.landing .container .text {
    margin-right: 50px;
}

@media (max-width: 767px) {
    .landing .container .text {
        margin-right: 0;
    }
}

.landing .container .text h1 {
    width: 350px;
    font-weight: var(--font-weight-500);
    margin-bottom: 20px;
    color: var(--blue-950);
}

.landing .container .text p {
    color: hsl(255deg 2.2% 64.31%);
    width: 500px;
    font-weight: var(--font-weight-400);
    line-height: 1.6em;
    margin-bottom: 20px;
}

@media (max-width: 767px) {
    .landing .container .text p {
        width: 100%;
    }
}

.landing .container .text .get-it button {
    padding: 15px 25px;
    border-radius: 5px;
    cursor: pointer;
    border: 3px solid transparent;
    font-weight: var(--font-weight-500);
}

.landing .container .text .get-it .chrome {
    margin-right: 10px;
    background-color: var(--blue-600);
    color: white;
}

.landing .container .text .get-it .chrome:hover {
    background-color: white;
    color: var(--blue-600);
    border-color: var(--blue-600);
}

.landing .container .text .get-it .firefox {
    background-color: white;
    box-shadow: 0px 6px 15px -6px var(--blue-600);
}

.landing .container .text .get-it .firefox:hover {
    border-color: black;
}

@media (max-width: 767px) {
    .landing .container .image {
        width: 100%;
        margin-bottom: 130px;
    }
}

.landing .container .image img {
    border: 10px solid black;
    border-radius: 10px;
    max-width: 100%;
    max-height: 100%;
    position: relative;
    right: -75px;
}

@media (max-width: 767px) {
    .landing .container .image img {
        right: 0;
    }
}

.landing .draw {
    background-color: var(--blue-600);
    width: 500px;
    height: 350px;
    position: absolute;
    top: 30%;
    right: 0;
    border-radius: 40% 0 0 40%;
    z-index: -1;
}

@media (max-width: 767px) {
    .landing .draw {
        width: 80%;
        height: 250px;
        top: 10%;
    }
}

/* End landing section */

/* Start features section */
.features {
    position: relative;
    margin-top: 200px;
}

@media (max-width: 767px) {
    .features {
        margin-top: 100px;
    }
}

@media (max-width: 767px) {
    .features .heading p {
        font-size: 16px;
        padding: 20px;
    }
}

.features .container .tabs {
    display: flex;
    justify-content: center;
    align-items: center;
    list-style-type: none;
    width: fit-content;
    margin: 0 auto;
    margin-bottom: 50px;
    border-bottom: 3px solid #e8e8ee;
}

@media (max-width: 767px) {
    .features .container .tabs {
        border-bottom: none;
        width: 100%;
        margin: 0 0 40px;
    }
}

@media (max-width: 767px) {
    .features .container .tabs {
        flex-direction: column;
        text-align: center;
    }
}

.features .container .tabs li {
    padding: 30px;
    position: relative;
    cursor: pointer;
    opacity: .6;
}

@media (max-width: 767px) {
    .features .container .tabs li {
        border: 1px solid #e8e8ee;
        border-right: none;
        border-left: none;
        padding: 20px;
        width: 100%;
    }
}

.features .container .tabs li:hover {
    color: var(--red-400);
}

.features .container .tabs li:nth-child(2) {
    margin: 0 30px;
}

.features .container .tabs li.active::before {
    content: "";
    width: 100%;
    height: 3px;
    position: absolute;
    bottom: -3px;
    left: 0;
    background-color: var(--red-400);
}

@media (max-width: 767px) {
    .features .container .tabs li.active::before {
        width: calc(50% - 20px);
        left: 50%;
        transform: translateX(-50%);
    }
}

.features .container .tabs li.active {
    opacity: 1;
    color: var(--blue-950);
}

.features .container .features-container .feature {
    display: flex;
}

@media (max-width: 767px) {
    .features .container .features-container .feature {
        flex-direction: column;
        text-align: center;
    }
}

.features .container .features-container .feature:not(:first-of-type) {
    display: none;
}

.features .container .features-container .feature .image {
    position: relative;
    margin-right: 70px;
    flex-grow: 1;
    text-align: center;
}

@media (max-width: 767px) {
    .features .container .features-container .feature .image {
        margin-right: 0;
    }
}

.features .container .features-container .feature .image img {
    max-width: 100%;
}

.features .container .features-container .feature .content {
    flex-basis: 43%;
    padding: 20px;
    margin-top: 20px;
}

@media (max-width: 767px) {
    .features .container .features-container .feature .content {
        margin-top: 45px;
    }
}

.features .container .features-container .feature h2 {
    color: var(--blue-950);
    font-weight: var(--font-weight-500);
}

.features .container .features-container .feature p {
    margin: 30px 0;
    color: hsl(255deg 2.2% 64.31%);
    line-height: 1.6;
}

@media (max-width: 767px) {
    .features .container .features-container .feature p {
        font-size: 15px;
    }
}

.features .container .features-container .feature button {
    padding: 15px 25px;
    border-radius: 5px;
    cursor: pointer;
    border: 3px solid transparent;
    font-weight: var(--font-weight-500);
    background-color: var(--blue-600);
    color: white;
}

@media (max-width: 767px) {
    .features .container .features-container .feature button {
        display: none;
    }
}

.features .draw {
    background-color: var(--blue-600);
    width: 550px;
    height: 300px;
    position: absolute;
    top: 65%;
    left: 0;
    border-radius: 0 40% 40% 0;
    z-index: -1;
}

@media (max-width: 767px) {
    .features .draw {
        width: 85%;
        height: 200px;
        top: 54%;
    }
}

/* End features section */

/* Start extension section */
.extension {
    margin-top: 200px;
}

@media (max-width: 767px) {
    .extension .heading p {
        font-size: 18px;
    }
}

@media (max-width: 767px) {
    .extension {
        margin-top: 60px;
    }
}

.extension .container .browsers {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 80px;
    margin-top: 30px;
}

@media (max-width: 767px) {
    .extension .container .browsers {
        gap: 10px;
    }
}

.extension .container .browsers .browser {
    text-align: center;
    padding: 20px 0;
    background-color: white;
    box-shadow: 0px 0px 20px 0px #ccc;
    border-radius: 10px;
    position: relative;
}

.extension .container .browsers .browser:nth-child(2) {
    top: 30px;
}

.extension .container .browsers .browser:nth-child(3) {
    top: 60px;
}

.extension .container .browsers .browser .image {
    width: 90px;
    height: 90px;
    margin: 0 auto 30px;
}

.extension .container .browsers .browser .image img {
    max-width: 100%;
}

.extension .container .browsers .browser .version {
    border-bottom: 5px dotted #ccc;
}

.extension .container .browsers .browser .version h4 {
    color: var(--blue-950);
    font-weight: var(--font-weight-500);
    margin-bottom: 5px;
}

.extension .container .browsers .browser .version p {
    margin-bottom: 30px;
    color: hsl(255deg 2.2% 64.31%);
    font-size: 14px;
}

.extension .container .browsers .browser button {
    margin-top: 20px;
    border: none;
    background-color: var(--blue-600);
    color: white;
    padding: 15px 20px;
    width: calc(100% - 60px);
    border-radius: 5px;
    cursor: pointer;
    border: 3px solid var(--blue-600);
}

.extension .container .browsers .browser button:hover {
    color: var(--blue-600);
    background-color: white;
}

/* End extension section */

/* Start FAQs section */
.faqs {
    margin-top: 200px;
}

@media (max-width: 767px) {
    .faqs .heading h2 {
        width: 300px
    }

    .faqs .heading p {
        font-size: 18px;
    }
}

.faqs .container {
    width: 50%;
}

@media (max-width: 767px) {
    .faqs .container {
        width: 100%;
    }
}

.faqs .container .question {
    border: 1px solid #e8e8ee;
    border-left: none;
    border-right: none;
    padding: 20px 0;
    cursor: pointer;
}

@media (max-width: 767px) {
    .faqs .container .question:first-of-type {
        border-top: none;
        margin-top: 40px;
    }
}

.faqs .container .question:hover {
    color: var(--red-400);
}

.faqs .container .question .head {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faqs .container .question .head h5 {
    font-weight: var(--font-weight-500);
}

.faqs .container .question .head img {
    transition-duration: 1s;
}

.faqs .container .question p {
    margin-top: 30px;
    color: hsl(230deg 2.8% 41.96%);
    display: none;
    line-height: 1.6;
}

.faqs .container button {
    padding: 12px 25px;
    border-radius: 5px;
    cursor: pointer;
    border: 3px solid transparent;
    font-weight: var(--font-weight-500);
    background-color: var(--blue-600);
    color: white;
    position: relative;
    margin-top: 40px;
    left: 50%;
    transform: translateX(-50%);
}

/* End FAQs section */

/* Start contact us section */
.contact-us {
    background-color: var(--blue-600);
    text-align: center;
    padding: 40px;
    margin-top: 70px;
}

@media (max-width: 767px) {
    .contact-us {
        padding: 40px 10px;
    }
}

.contact-us .container>p {
    color: white;
    font-weight: 100;
    margin-bottom: 20px;
    letter-spacing: 3px;
}

@media (max-width: 767px) {
    .contact-us .container>p {
        font-size: 14px;
    }
}

.contact-us .container>p span {
    text-transform: uppercase;
    margin-left: 5px;
}

.contact-us .container h3 {
    color: white;
    font-weight: var(--font-weight-400);
    margin: 0 auto 30px;
    width: 380px;
    font-size: 30px;
}

@media (max-width: 767px) {
    .contact-us .container h3 {
        font-size: 24px;
        width: 100%;
    }
}

.contact-us .container .contact {
    display: flex;
    justify-content: center;
    align-items: flex-start;
}

@media (max-width: 767px) {
    .contact-us .container .contact {
        flex-direction: column;
    }
}

.contact-us .container .contact .email {
    position: relative;
}

@media (max-width: 767px) {
    .contact-us .container .contact .email {
        width: 100%;
        margin-bottom: 15px;
    }
}

.contact-us .container .contact .email.error {
    background-color: var(--red-400);
    border-radius: 5px;
    padding: 1px;
}

.contact-us .container .contact .email input {
    border-color: transparent;
    padding: 15px 20px;
    width: 270px;
    border-radius: 5px;
    font-family: var(--font-family);
    outline: none;
}

@media (max-width: 767px) {
    .contact-us .container .contact .email input {
        width: 100%;
    }
}

.contact-us .container .contact .email input.error {
    border-color: var(--red-400);
}

.contact-us .container .contact .email img {
    position: absolute;
    right: 8px;
    top: 34%;
    transform: translateY(-50%);
    display: none;
}

.contact-us .container .contact .email p {
    display: none;
    font-size: 12px;
    font-weight: var(--font-weight-400);
    color: white;
    text-align: left;
    padding: 5px 0;
    width: 100%;
    border-radius: 5px;
    text-indent: 8px;
}

.contact-us .container .contact>input {
    font-family: var(--font-family);
    padding: 15px 20px;
    outline: none;
    border-radius: 5px;
    cursor: pointer;
    border-color: transparent;
    font-weight: var(--font-weight-500);
    color: white;
    background-color: var(--red-400);
    margin-left: 10px;
}

@media (max-width: 767px) {
    .contact-us .container .contact>input {
        margin-left: 0;
        width: 100%;
    }
}

.contact-us .container .contact>input:hover {
    border-color: var(--red-400);
    background-color: white;
    color: var(--red-400);
}

/* End contact us section */

/* Start footer section */
.footer {
    background-color: var(--blue-950);
    padding: 20px;
}

.footer .container {
    display: flex;
    align-items: center;
}

.footer .container .image {
    margin-right: 50px;
}

.footer .container .image svg path {
    fill: white;
}

.footer .container nav {
    list-style-type: none;
    display: flex;
}

.footer .container nav li {
    text-transform: uppercase;
    font-size: 14px;
    color: hsl(255deg 2.2% 64.31%);
}

.footer .container nav li:hover {
    cursor: pointer;
    color: var(--red-400);
}

.footer .container nav li:nth-child(2) {
    margin: 0 50px;
}

.footer .container .social {
    flex-grow: 1;
    display: flex;
    justify-content: flex-end;
}

.footer .container .social svg {
    width: 24px;
    height: 24px;
}

.footer .container .social svg:hover {
    cursor: pointer;
}

.footer .container .social svg:hover path {
    fill: var(--red-400);
}

.footer .container .social svg:first-of-type {
    margin-right: 20px;
}

/* End footer section */

.attribution {
    font-size: 11px;
    text-align: center;
    position: fixed;
    bottom: 10px;
    left: 50%;
    transform: translateX(-50%);
}

@media (max-width: 767px) {
    .attribution {
        width: 100%;
    }
}

.attribution a {
    color: hsl(228, 45%, 44%);
}