@keyframes fadeIn {
 0% {
opacity: 0
}
 100% {
opacity: 1
}
}
 @-webkit-keyframes fadeIn {
 0% {
opacity: 0
}
 100% {
opacity: 1
}
}
img {
    height: 100%;
}
html {
    height: 100%;
    width: 100%;
    font-family: tbchibirgothicplusk-pro, sans-serif;
    font-feature-settings : "palt";
    animation: fadeIn 3s ease 0s 1 normal;
}
body {
    background: url("../img/BK02.jpg") no-repeat center center fixed;
	background-size: cover;
}
a {
    color: #000;
    text-decoration: none;
	position: relative;
    transition: .3s;
}
a::after {
    position: absolute;
    bottom: .3em;
    left: 0;
    content: '';
    width: 100%;
    height: 1px;
    background-color: #000;
    opacity: 0;
    transition: .3s;
}
a:hover::after {
    bottom: 0;
    opacity: 1;
}
b {
    font-weight: 500;
}
li {
    list-style-type: none;
}
header {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 30;
}
header h1 {
    display: none;
}
.header-logo {
    margin: 0;
    padding: 0;
}
.header-logo img {
    width: 100%;
}
.header-logo a::after,
.header-logoa:hover::after {
	content: none;
}


.header-logo a:hover {
    border-bottom: 0;
}
.header-logoa::after {
    position: absolute;
    bottom: .3em;
    left: 0;
    content: '';
    width: 100%;
    height: 1px;
    background-color: #000;
    opacity: 0;
    transition: .3s;
}
a:hover::after {
    bottom: 0;
    opacity: 1;
}
nav ul {
    list-style: none;
}
nav li {
    font-size: 1em;
    text-align: left;
    text-transform: capitalize;
}
nav li a {
    display: inline-block;
}
nav li a::after {
    background-color: #000;
}
article h2 {
    display: none;
    margin: 0;
}
footer {
    width: 100vw;
    margin: 0 auto;
}
footer p {
    text-align: center;
    font-size: 1em;
}
.copyR {
    margin: 12vh auto 3vh;
}
#social_block h3 {
    display: none;
}
#social_block ul li {
    display: inline;
}
#social_block img {
    width: 28px;
    height: 28px;
}

@media (min-width: 321px) {
header {
    width: 100vw;
    height: 14vh;
}
.header-logo {
    width: 52vw;
    margin: 3.5vh auto 0;
    padding: 0;
    text-align: center;
}
.header-logo img {
    width: 100%;
}
article {
    width: 100vw;
    margin: 14vh 0 0 0;
}
article img {
    width: 100vw;
    height: auto;
}
nav {
    padding: 0;
    width: 100vw;
}
nav ul {
    margin: 0;
    padding: 0;
    display: flex;
}
nav li {
    margin: 2vh 3vw;
    font-size: 1em;
}
#social_block {
    margin: 0 0 0 80vw;
}
#social_block li {
    margin: 1px;
}
}

@media (min-width: 415px) {
header {
    width: 36vw;
    height: 100vh;
}
.header-logo {
    width: 24vw;
    margin: 6vh auto 0;
    text-align: center;
}
.header-logo img {
    width: 100%;
}
nav {
		width:36vw;
}	
article {
    width: 64vw;
    margin: 0 0 0 36vw;
}
article img {
    width: 64vw;
}
nav {
    padding: 36px 0 0 0;
}
nav ul {
    padding: 0 0 0 7vw;
    display: block;
}
nav li {
    margin: 0 0 6px 0;
    font-size: 1em;
}
#social_block {
    margin: 0;
    padding: 19px 0 0;
}
#social_block li {
    margin: 0;
}
}
@media (min-width: 1024px) {
header {
    width: 41vw;
    height: 100vh;
}
.header-logo {
    width: 17vw;
    margin: 0 0 0 7vw;
	padding: 24vh 0 0 11vw;
    text-align: left;
}
.header-logo img {
    width: 100%;
}
article {
    width: 59vw;
    margin: 0 0 0 41vw;
}
article img {
    width: auto;
}
nav {
    width: 41vw;
    padding: 36px 0 0 0;
}
nav ul {
    padding: 0 0 0 18vw;
    display: block;
}
nav li {
    margin: 0 0 13px 0;
    font-size: 1em;
}
#social_block {
    margin: 0;
}
#social_block li {
    margin: 0;
}
}
@media (min-width: 1060px) {
.header-logo {
    width: 10vw;
    margin: 0 0 0 13vw;
}
nav {
    width: 41vw;
}
nav ul {
    padding: 0 0 0 24vw;
}
}