.header {
    min-height: 100vh;
    position: relative;
    background-image: url("../images/leaf.png");
    background-position: left center;
    background-repeat: no-repeat;
    background-size: 12.5%;
}

.header__image {
    position: absolute;
    right: 0;
    top: 0;
    max-width: 43.5%;
}

.header__top {
    display: flex;
    align-items: baseline;
    padding-top: 2rem;
}

.header__logo {
    max-width: 10rem;
}
/* Menu */
.menu {
    margin-left: 14%;
    position: relative;
    z-index: 2;
}

.menu__list {
    display: flex;
    align-items: center;
}

.menu__item {
    margin: 0 2.5rem;
}

.menu__link {
    color: var(--gray-dark);
    font-size: 1.4rem;
    font-weight: bold;
    text-transform: uppercase;
    transition: color 0.2s linear;
}

.menu__link:hover {
    color: var(--primary-color);
}

.header__content {
    padding-top: 19rem;
    position: relative;
    z-index: 2;
    max-width: 55.5rem;
}

.header__content-slogan {
    font-family: var(--secondary-font);
    color: var(--primary-color);
    margin-bottom: 3rem;
    display: inline-block;
    font-size: 1.6rem;
    font-weight: 400;
    text-transform: uppercase;
}

.header__content-title {
    font-size: 6rem;
    color: var(--gray-dark);
    font-family: var(--secondary-font);
    font-weight: bold;
    margin-bottom: 3rem;
    line-height: 1.2; /* 1.2*60=72px */
}

.header__content-desc {
    font-size: 1.5rem;
    color: var(--gray-dark);
    margin-bottom: 5rem;
    line-height: 1.4;
}

.header__content-cta {
    display: flex;
    align-items: center;
}

.header__content-cta > a:first-child {
    margin-right: 5rem;
}

.btn__play-video {
    display: flex;
    align-items: center;
}

.btn__play-video > i {
    width: 4rem;
    height: 4rem;
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 5rem;
    background-color: var(--bg-block);
    color: var(--primary-color);
    margin-right: 10px;
}

.btn__play-video > span {
    color: var(--gray-dark);
    font-size: 1.4rem;
}

.menu__collapse {
    display: none;
    position: relative;
    top: -5px;
    font-size: 2rem;
    color: var(--primary-color);
    cursor: pointer;
}

.about__inner {
    position: relative;
    padding-top: 14rem;
    padding-bottom: 14rem;
}

/* Heading */
.heading {
    margin-bottom: 7rem;
}
.heading__title {
    font-size: 4.2rem;
    font-weight: bold;
    font-family: var(–secondary-font);
    margin-bottom: 4rem;
}
.heading__desc {
    font-size: 1.5rem;
    color: var(–gray-light);
    line-height: 1.6rem;
    line-height: 1.4;
}

.about__flower1 {
    position: absolute;
    max-width: 13.5rem;
    top: 0;
    left: 0;
}

.about__flower2 {
    position: absolute;
    max-width: 7rem;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
}

.about__content {
    position: relative;
    z-index: 5;
    margin: 0 auto;
    text-align: center;
}

.about__content img {
    margin: 0 auto 4rem;
    max-width: 8rem;
}

.about__content h3 {
    text-transform: uppercase;
    color: var(--gray-light);
    font-weight: 300;
    font-size: 2rem;
    margin-bottom: 4rem;
}

.about__list {
    display: flex;
    flex-flow: row wrap;
    justify-content: space-between;
}
.about__item {
    width: 24.8%;
    position: relative;
}

.about__item:hover .about__item-content {
    opacity: 1;
    visibility: visible;
}

.about__item-content {
    background-color: var(--primary-color);
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 2;
    display: flex;
    flex-flow: column nowrap;
    align-items: center;
    justify-content: center;
    color: white;
    font-family: var(--secondary-font);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s linear, visibility 0.2s linear;
}

.about__item-content > img {
    max-width: 5rem;
    margin-bottom: 1rem;
}

.about__item-content > span {
    font-size: 2.2rem;
    font-weight: bold;
}

/* Reponsive */
@media screen and(max-width: 1439px), (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .header__content {
        padding-top: 12rem;
    }
}

@media screen and (max-width: 1023px) {
    .about__item {
        width: 49.6%;
    }
}

/*Mobile Reponsive */
@media screen and (max-width: 767px) {
    .header__image,
    .menu {
        display: none;
    }

    .menu__collapse {
        display: block;
    }

    .header__top {
        justify-content: space-between;
    }

    .header__content {
        padding-top: 7rem;
    }

    .header__content-title {
        font-size: 4rem;
    }

    .header__content-cta {
        align-items: flex-start;
        flex-direction: column;
    }

    .header__content-cta > a:first-child {
        margin-right: 0;
        margin-bottom: 2.5rem;
    }

    .about__inner {
        padding-top: 4rem;
        padding-bottom: 4rem;
    }

    .about__item {
        width: 100%;
    }
}

@media screen and (min-width: 768px) {
    .about__content {
        max-width: 72%;
    }
}