* {
    color: #ffffff;
}

body {
    background-color: #000000;
    font-family: 'Markazi Text', serif;
    margin: 0;
}

h1 {
    font-size: 40px;
    text-align: center;
}

h2 {
    font-size: 24px;
    text-align: center;
}

p {
    font-size: 16px;
}

a {
    text-decoration: none;
}

.header {
    text-align: center;
}

.header a {
    display: inline-block;
}

.header img {
    margin-top: 10px;
    height: 100px;
}

nav {
    height: 50px;
    width: 100%;
    background-color: rgba(34, 49, 52, 0.9);
    position :sticky;
    top: 0;
    z-index: 10;  
}


nav ul {
    list-style: none;
    text-align: center;
}

nav li {
    display: inline-block;
}

nav a {
    line-height: 50px;
    padding: 0 40px;
    display: block;
    transition: all 1s ease;
}

nav a:hover {
    background-color: rgba(255, 255, 255, 0.3);
}

main {
    width: 85%;
    margin: 0 auto;
}

section {
    display: flex;
    margin-bottom: 50px;
}

article {
    flex: 1;
}

.img-frame {
    position: relative;
    width: 1024px;
    height: 576px;
    overflow: hidden;
    margin: 0 auto;
}

.img-01, .img-02, .img-03, .img-04 {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-repeat: no-repeat;
    z-index: -5;
}

.img-01 {
    background-image: url(./Photo/background01.jpg);
    animation: slide-animation-01 32s infinite;
}

.img-02 {
    background-image: url(./Photo/background02.jpg);
    animation: slide-animation-02 32s infinite;
}

.img-03 {
    background-image: url(./Photo/background03.jpg);
    animation: slide-animation-03 32s infinite;
}

.img-04 {
    background-image: url(./Photo/background04.jpg);
    animation: slide-animation-04 32s infinite;
}

@keyframes slide-animation-01 {
    0% {opacity: 1; transform: scale(1.0);}
    20% {opacity: 1;}
    30% {opacity: 0; transform: scale(1.15);}
    90% {opacity: 0}
    100% {opacity: 1; transform: scale(1.0);}
}

@keyframes slide-animation-02 {
    0% {opacity: 0;}
    20% {opacity: 0; transform: scale(1.1);}
    30% {opacity: 1;}
    45% {opacity: 1;}
    55% {opacity: 0; transform: scale(1.0);}
    100% {opacity: 0;}
}

@keyframes slide-animation-03 {
    0% {opacity: 0;}
    45% {opacity: 0;  transform: scale(1.0);}
    55% {opacity: 1;}
    70% {opacity: 1;}
    80% {opacity: 0; transform: scale(1.1);}
    100% {opacity: 0;}
}

@keyframes slide-animation-04 {
    0% {opacity: 0;}
    70% {opacity: 0;  transform: scale(1.15);}
    80% {opacity: 1;}
    90% {opacity: 1;}
    100% {opacity: 0; transform: scale(1.0);}
}

.main-message {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    transform:translate(-50%,-50%);
    margin: auto;
}

.discription {
    width: 1024px;
    margin: 20px auto 0px auto;
}

.discription p {
    text-align: center; 
}

.content {
    width: 80%;
    margin: auto;
}

.content img {
    width: 100%;
}

.content h2, p {
    margin: 0;
    text-align: center;
}

footer {
    background-color: rgba(34, 49, 52, 0.9);
}

.footer {
    display: flex;
    height: 100px;
    width: 80%;
    margin: auto;
}

.footer > div {
    flex: 1;
}

.footer-icon img {
    height: 70px;
    margin-top: 15px;
}

.copyright {
    margin: auto 0;
}

.copyright p {
    color: #b3aeb5;
    font-size: 14px;
    text-align: right;
}