body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    color: #333;
    padding-top: 85px; 
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    box-sizing: border-box;
    align-items: center; 
}

.background-gradient {
    background: linear-gradient(to right, #4dc9e6, #f7d23d);
    min-height: 100vh;
}

.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: linear-gradient(to right, 
        #fff 40%, 
        #effcff 50%,
        #fff 60%);
    background-size: 200% 100%;
    animation: moveColor 2.4s linear infinite;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

@keyframes moveColor {
    0% {
        background-position: 100% 0;
    }
    100% {
        background-position: -100% 0;
    }
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    height: 85px;
}

.logo img {
    height: 75px;
}

.navigation ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
}

.navigation ul li {
    margin-left: 20px;
}

.navigation ul li a {
    text-decoration: none;
    color: #333;
    font-weight: bold;
    transition: color 0.3s ease;
}

.navigation ul li a:hover {
    color: #ff914d;
}

.footer {
    width: 100%;
    background-color: rgba(255, 255, 255, 0.9);
    padding: 15px 0; 
    text-align: center;
    font-size: 0.9em;
    border-top: 1px solid #eee; 
}