/* Universal Styles */

* {
    box-sizing: border-box;
}

html {
    font-family: "Roboto", sans-serif;
    font-size: 16px;
}

.main-content {
    position: relative;
    top: 5.3125rem;
    /* To offset for fixed header. */
}

.center {
    text-align: center;
}

.button {
    border-radius: 4px;
    background-color: #4a4a4a;
    color: white;
}

.image-container {
    overflow: hidden;
}

.image-container img {
    display: block;
    max-width: 100%;
}

@media only screen and (max-width: 760px) {
    .main-content {
        top: 2.5625rem;
    }
}


/* Header */

header {
    height: 5.3125rem;
    position: fixed;
    width: 100%;
    border-bottom: solid 1px #c6c1c1;
    background-color: white;
    z-index: 1;
}

header .content {
    display: flex;
    align-items: center;
    padding: 1.875rem;
    height: inherit;
}

header .logo {
    flex: 1;
}

header nav ul {
    display: flex;
    flex-wrap: wrap;
}

nav li {
    padding-left: 2rem;
}

li.join-us {
    display: none;
}

nav.desktop a {
    vertical-align: bottom;
    line-height: 1.6;
    font-size: 1rem;
    color: #4a4a4a;
}

header .icon {
    width: 2rem;
    padding-left: .75rem;
}

header .mobile {
    display: none;
}

@media only screen and (max-width: 760px) {
    li.join-us {
        display: block;
    }
    header .desktop .button {
        padding: 0.1875rem 0.5rem;
        background-color: #9dc20b;
        line-height: 1.6;
        color: white;
    }
}

@media only screen and (max-width: 450px) {
    header {
        height: 3rem;
    }
    header .desktop {
        display: none;
    }
    header .mobile {
        display: block;
        width: 100%;
    }
    header .content {
        padding: .5rem 0;
    }
    header .mobile ul {
        display: flex;
        justify-content: space-around;
        align-items: center;
        width: 100%;
    }
    header .mobile li {
        padding: 0;
    }
    header .mobile .button {
        padding: .1875rem .5rem;
        background-color: #9dc20b;
        line-height: 1.6;
        color: white;
    }
}


/* Sign Up Section */

#sign-up-section {
    background-image: url('../images/banner-landingpage.jpg');
    background-position: bottom;
    background-size: cover;
    background-repeat: no-repeat;
    display: flex;
    justify-content: flex-start;
    align-items: center;
    height: 43.5rem;
}

#sign-up-cta {
    padding: 0 5rem 2.5rem 5rem;
    border: solid 1px #979797;
    border-radius: 4px;
    background-color: #9dc20b;
    margin-left: 100px;
}

#sign-up-cta .content {
    width: 25.625rem;
    margin-top: 2rem;
    font-family: "Roboto", sans-serif;
    font-size: 1.25rem;
    line-height: 1.4;
    color: white;
}

#sign-up-cta h1 {
    font-size: 3.125rem;
}

#sign-up-cta h2 {
    font-size: 2.25rem;
}

#sign-up-cta span strong {
    font-weight: bold;
}

#sign-up-cta .cursive {
    font-family: "Damion", cursive;
}

#sign-up-cta .striking {
    font-family: "Rubik", sans-serif;
    padding-bottom: .75rem;
}

#sign-up-cta .button {
    margin-top: 1.625rem;
    padding: 1.25rem 7.25rem;
}

@media only screen and (max-width: 760px) {
    #sign-up-section {
        align-items: center;
        justify-content: center;
        height: 28rem;
    }
    #sign-up-cta {
        position: static;
        width: auto;
        height: auto;
        background-color: transparent;
        border: none;
        padding: 0;
        margin-left: 0;
    }
    #sign-up-cta .content {
        margin-top: 0;
    }
    #sign-up-cta .email {
        display: none;
    }
    #sign-up-cta h1 {
        font-size: 3.125rem;
    }
    #sign-up-cta h2 {
        font-size: 2.25rem;
    }
}

@media only screen and (max-width: 450px) {
    #sign-up-section {
        height: 20rem;
    }
    #sign-up-cta {
        padding: 0;
        margin-left: 0;
    }
    #sign-up-cta h1 {
        font-size: 2.25rem;
    }
    #sign-up-cta h2 {
        font-size: 2rem;
    }
}


/* Features Section */

#features-section {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    padding: 4rem 5%;
    background-color: #f3f3f3;
}

.feature {
    flex: 1;
    padding: 2rem;
    margin: 0px 1.25rem;
    background-color: white;
}

.feature .content {
    padding: 2.5rem 0;
}

.feature .image-container {
    width: 90%;
    height: 65%;
    margin: 0 auto;
}

.feature h2 {
    padding-bottom: .5rem;
    font-size: 2.25rem;
    font-weight: bold;
    color: #4a4a4a;
}

.feature h3 {
    font-size: 1rem;
    line-height: 1.2;
    font-weight: 300;
    color: #4a4a4a;
}

@media only screen and (max-width: 890px) {
    .feature h2 {
        font-size: 1.125rem;
        line-height: 1.3;
        font-weight: normal;
    }
    .feature h3 {
        font-size: .875rem;
        line-height: 1.4;
    }
}

@media only screen and (max-width: 760px) {
    #features-section {
        flex-flow: column;
        padding: 0;
    }
    .feature {
        margin: 0;
        padding: 1.25rem 1rem 0 1rem;
    }
}

@media only screen and (max-width: 450px) {
    .feature {
        margin: 0;
        padding: 1rem 1rem 0 1rem;
    }
    .feature .content {
        padding: 1.875rem 0;
    }
}


/* Filters Section */

#filters-section {
    padding: 4rem 0;
    background-color: #4a4a4a;
}

#filters-section .content {
    padding: 0 .625rem;
    margin-bottom: 5rem;
}

#filters-section .content h2 {
    font-size: 2.25rem;
    font-weight: bold;
    color: white;
}

#filters-section .content h3 {
    font-size: 1rem;
    line-height: 1.4;
    font-weight: 300;
    color: white;
}

#filters-section .images-container {
    display: flex;
    max-width: 100%;
    padding: 0 1%;
}

@media only screen and (max-width: 760px) {
    #filters-section {
        padding: 1.5rem 0 0 0;
    }
    #filters-section .content {
        margin-bottom: 1rem;
    }
    #filters-section .content h2 {
        padding-bottom: .625rem;
        font-size: 1.125rem;
        line-height: 1.3;
        font-weight: normal;
    }
    #filters-section .content h3 {
        font-size: .875rem;
        line-height: 1.4;
    }
    #filters-section .images-container {
        padding: 0;
    }
    #filters-section .extra {
        display: none;
    }
}


/* Quotes Section */

#quotes-section {
    background-color: #f3f3f3;
}

#quotes-section .content {
    padding: 5rem 0;
}

#quotes-section .quote {
    padding-right: 1.875rem;
    font-family: "Palatino", serif;
    font-size: 1.875rem;
    line-height: 1.1;
    font-style: italic;
    color: #4a4a4a;
}

#quotes-section .quote-citation {
    height: 1.875rem;
    vertical-align: middle;
}

@media only screen and (max-width: 760px) {
    #quotes-section .content {
        padding: 1.875rem .625rem;
    }
    #quotes-section .quote {
        font-size: 1.5rem;
        line-height: 1.4;
    }
    #quotes-section .quote-citation {
        display: block;
        padding-top: 1rem;
        margin: auto;
    }
}


/* Footer */

footer {
    background-color: #9b9b9b;
    padding: 1.5rem 2rem;
    height: 62px;
}

footer .content {
    color: white;
    display: flex;
    font-size: .75rem;
}

footer .copyright {
    flex-grow: 1;
}

@media only screen and (min-width: 760px) {
    footer .content {
        font-size: .625rem;
    }
}