body {
    margin: 0;
    
    font-family: 'PT Sans Narrow', sans-serif;
    background: #6c6c6c;
    font-size: 15px;
    color: #bfbfbf;
}

*,
*:before,
*:after {
    box-sizing: border-box;
}

h1, h2, h3, h4, h5, h6 {
    margin: 0;
}


/*container*/
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;  
}


/*Intro - блок шапка+главный банер*/
.intro {
    display: flex;
    flex-direction: column;
    justify-content: center;
    width: 100%;
    height: 100vh;
    
    background: url("../img/halloween-pumpkin-evil-face.jpg") center no-repeat;
    -webkit-background-size: cover;
    background-size: cover;
}

.intro__inner {
    width: 100%;
    min-width: 880px;
    margin: 0 auto;
    
    text-align: center;
    
}

.intro__title {
    color: #fff;
    font-size: 150px;
    font-weight: 700;
    text-transform: uppercase;
    line-height: 1;   
}
.intro__title:after {
    content: "";
    display: block;
    width: 300px;
    height: 8px;
    margin: 60px auto;

    background-color: #fff;
}


.intro__suptitle {
    margin-bottom: 20px;
    
    font-family: 'Kaushan Script', cursive;
    font-size: 60px;
    color: #fff;
}

/*Header - оформление шапки*/
.header {
    width: 100%;
    padding-top: 30px;
    
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}

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

.header__logo {
    font-size: 30px;
    font-weight: 700;
    color: #fff;
}



/*Nav - верхнее меню навигации*/
.nav {
    font-size: 14px;
    text-transform: uppercase;
}

.img {
    margin: 0 auto;
    width: 12%;  
}
.nav__link {
    display: inline-block;
    vertical-align: top;
    margin: 5px 15px;
    position: relative;
    
    color: #ffffff;
    text-decoration: none;
    
    transition: color 0.1s linear;
}

.nav__link:after {
    content: "";
    display: block;
    width: 100%;
    height: 3px;
        
    background-color: #ff0000;
    opacity: 0;
    
    position: absolute;
    top: 100%;
    left: 0;
    z-index: 1;
    
    transition: opacity .1s linear;
}

.nav__link:hover {
    color: #ff0000;
    
}

.nav__link:hover:after {
    opacity: 1;
}


/*Button - кнопки */
.btn {
    display: inline-block;
    vertical-align: top;
    padding: 8px 30px;
    
    border: 3px solid #fff;
    
    font-size: 14px;
    font-weight: 700;
    color: #fff;
    text-transform: uppercase;
    text-decoration: none;
    
    transition: background .1s linear, color .1s linear;
}

.btn:hover {
    background-color: #fff;
    color: #333;
}