shared.css

* {
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
}

:root {
    --dark-green: #0e4f1f;
}

body {
    font-family: 'Montserrat', 'Verdana', sans-serif;
    margin: 0;
    display: -ms-grid;
    display: grid;
    grid-template-areas:
            'header'
            'main'
            'footer';
}

main {
    -ms-grid-row: 2;
    -ms-grid-column: 1;
    min-height: 100%;
    grid-area: main;
}

.main-footer {
    -ms-grid-row: 3;
    -ms-grid-column: 1;
    background: black;
    padding: 2rem;
    margin-top: 3rem;
    grid-area: footer;
}

.main-footer__links {
    list-style: none;
    margin: 0;
    text-align: center;
    padding: 0;
    display: -webkit-box;
    display: -ms-flex;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    justify-content: center;
}

.main-footer__link {
    margin: 0 1rem;
}

.main-footer__link a {
    color: white;
    text-decoration: none;
}

.main-footer__link a:hover,
.main-footer__link a:active {
    color: #ccc;
}

.main-header {
    -ms-grid-row: 1;
    -ms-grid-column: 1;
    background: #2ddf5c;
    width: 100%;
    padding: 14px 14px;
    font-size: 1.2rem;
    position: sticky;
    top: 0;
    z-index: 2;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
    -webkit-box-pack: justify;
    -ms-flex-pack: justify;
    justify-content: space-between;
    grid-area: header;
}


.main-header__brand {
    color: var(--dark-green, #0e4f1f);
    font-weight: bold;
    text-decoration: none;
}

.main-header__brand > img {
    height: 2.5rem;
    vertical-align: middle;
}

.toggle-button {
    width: 3rem;
    background: transparent;
    border: none;
    cursor: pointer;
    padding-top: 0;
    padding-bottom: 0;
    vertical-align: middle;
}

.toggle-button:focus {
    outline: none;
}

.toggle-button__bar {
    width: 100%;
    height: 0.2rem;
    background: black;
    display: block;
    margin: 0.6rem 0;
}

.button {
    background: var(--dark-green, #0e4f1f);
    color: white;
    font: inherit;
    padding: 8px;
    border: 1.5px solid #0e4f1f;
    border-radius: 8px;
    cursor: pointer;
    font-weight: bold;
}

.button:hover,
.button:active {
    background: white;
    color: var(--dark-green, #0e4f1f);
}

.button[disabled] {
    background-color: rgb(128, 128, 128);
    cursor: not-allowed;
    border-color: #ccc;
    color: #ffffff;
}

.mobile-nav {
    -webkit-transform: translateX(-100%);
    -ms-transform: translateX(-100%);
    transform: translateX(-100%);
    -webkit-transition: -webkit-transform 300ms ease-out;
    transition: -webkit-transform 300ms ease-out;
    -o-transition: transform 300ms ease-out;
    transition: transform 300ms ease-out;
    transition: transform 300ms ease-out, -webkit-transform 300ms ease-out;
    position: fixed;
    z-index: 101;
    top: 0;
    left: 0;
    background: white;
    width: 70%;
    height: 100%;
}

.mobile-nav__items {
    margin: 0;
    height: 80%;
    list-style: none;
    padding: 0;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
    -ms-flex-direction: column;
    flex-direction: column;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    justify-content: center;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
}

.mobile-nav__item {
    margin: 1rem 0;
}

.mobile-nav__item a {
    font-size: 1.1rem;
}

.button:focus {
    outline: none;
}

.main-nav {
    display: none;
    text-align: right;
    vertical-align: middle;
}

.main-nav__item {
    margin: 0 0.6rem;
}


.main-nav__items {
    margin: 0;
    padding: 0;
    list-style: none;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
    -webkit-box-pack: end;
    -ms-flex-pack: end;
    justify-content: end;
}

.main-nav__item a,
.mobile-nav__item a {
    text-decoration: none;
    color: var(--dark-green, #0e4f1f);
    padding: 3px 0.7rem;
    font-weight: bold;
}

.main-nav__item--cta a,
.mobile-nav__item--cta a {
    color: white;
    background-color: #ff1b68;
    padding: .5rem 1rem;
    margin: 4px;
    border-radius: 8px;
}

.main-nav__item a:hover,
.main-nav__item a:active,
.mobile-nav__item--cta a:hover,
.mobile-nav__item--cta a:active {
    color: white;
    border-bottom: 3px solid white;
}

.main-nav__item--cta {
    -webkit-animation: wiggle 300ms 2s 8 ease-out normal;
    animation: wiggle 300ms 2s 8 ease-out normal;
}

.backdrop {
    display: none;
    opacity: 0;
    width: 100vw;
    height: 100vh;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 100;
    background-color: rgba(0, 0, 0, .5);
    -webkit-transition: opacity 200ms linear;
    -o-transition: opacity 200ms linear;
    transition: opacity 200ms linear;
}

.open {
    display: block !important;
    opacity: 1 !important;
    -webkit-transform: translateY(0) !important;
    -ms-transform: translateY(0) !important;
    transform: translateY(0) !important;
}

@media (min-width: 40rem) {
    .toggle-button {
        display: none;
    }

    .main-nav {
        display: -webkit-box;
        display: -ms-flexbox;
        display: flex;
        -webkit-box-pack: end;
        -ms-flex-pack: end;
        justify-content: end;
    }
}

@-webkit-keyframes wiggle {
    0% {
        -webkit-transform: rotateZ(0deg);
        transform: rotateZ(0deg);
    }

    50% {
        -webkit-transform: rotateZ(-5deg);
        transform: rotateZ(-5deg);
    }

    100% {
        -webkit-transform: rotateZ(5deg);
        transform: rotateZ(5deg);
    }
}

@keyframes wiggle {
    0% {
        -webkit-transform: rotateZ(0deg);
        transform: rotateZ(0deg);
    }

    50% {
        -webkit-transform: rotateZ(-5deg);
        transform: rotateZ(-5deg);
    }

    100% {
        -webkit-transform: rotateZ(5deg);
        transform: rotateZ(5deg);
    }
}