.promotion {
    width: 100%;
    height: 100vh !important;
    background: url(../images/hero.jpg);
    display: flex;
    justify-content: center;
    align-items: center;
    transition: all .3s;
    overflow: hidden;
}

.promotion-wrapper {
    width: 100%;
    height: auto;
    padding: 0 20px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.main {
    position: relative;
    z-index: 2;
    animation: brightness 5s infinite;
    transition: transform .3s;
    cursor: pointer;
}

.main:hover {
    transform: scale(1.03);
}

.p-text {
    color: #fff;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
}

.p-text h1 {
    font-size: 70px;
    line-height: 1.3;
    font-family: 'GmarketSans';
    letter-spacing: -0.03em; 
    margin-top: 1.5rem;
    z-index: 3;
}

.p-text h2 {
    font-size: 40px;
    font-weight: 500;
    z-index: 3;
    font-family: 'GmarketSans';
    margin-top: .7rem;
}

.p-text h3 {
    font-size: 12px;
    line-height: 1.8;
    font-weight: 500;
    margin-top: .3rem;
    z-index: 3;
    font-family: 'GmarketSans';
}

.p-text h3 br {
    display: none;
}

.p-text h5 {
    font-size: 22px;
    line-height: 1.5;
    font-weight: 700;
    margin-top: 3rem;
    z-index: 3;
    font-family: 'GmarketSans';
}

.scrollDown {
    position: absolute;
    bottom: 40px;
    transform: translate(-50%, -50%);
    -webkit-animation: upDown 1.5s ease-in-out infinite;
    animation: upDown 1.5s ease-in-out infinite;
}

@keyframes upDown {
	0% {
		transform:  translateY(-7px);
	}
	50% {
		transform: translateY(7px);
	}
	100% {
		transform:  translateY(-7px);
	}
}


@keyframes brightness {
    0%   {
        filter: brightness(1);
        -webkit-filter: brightness(1);
    }
    50%  {
        filter: brightness(1.5);
        -webkit-filter: brightness(1.5);
    }
    100% {
        filter: brightness(1);
        -webkit-filter: brightness(1);
    }
}


/*==================================================*/
@media (max-width: 1100px) {
    .scrollDown {
        display: none;
    }
}


@media (max-width: 850px) {
    .p-text h1 {
        font-size: 50px;
    }  
}


@media (max-width: 600px) {
    .p-text h2 {
        font-size: 30px;
    }

    .p-text h3 br {
        display: block;
    }
}


@media (max-width: 450px) {
    .p-text h1 {
        font-size: 38px;
    }

    .p-text h2 {
        font-size: 22px;
        margin-bottom: .5rem;
    }

    .p-text h5 {
        font-size: 18px;
    }
}