*{
    margin:0;
    padding:0;
    box-sizing:border-box;
}

body{
    overflow-x:hidden;
}

.navbar{
    background:white;
    height:90px;

    display:flex;
    justify-content:space-between;
    align-items:center;

    padding:0 60px;
}

.logo img{
    height:90px;
}

.nav-links{
    display:flex;
    list-style:none;
    gap:45px;
}

.nav-links a{
    text-decoration:none;
    color:black;
    font-size:18px;
    font-weight:bold;
    font-family:Arial, sans-serif;
}

.nav-links a.active{
    color:black;
}

.nav-links a:hover{
    color:black;
}

.heading{
    text-align:center;
    font-size:40px;
    color:#002053;
    margin:50px 0;
}

.catalog-container{
    display:flex;
    justify-content:space-between;
    width:95%;
    gap: 100px;
    margin:50px auto;
}

.catalog-card{
    width:32%;
    text-align:center;
    background:#fbeaea;
    padding:20px;
    border-radius:10px;
    box-shadow:0 4px 10px rgba(0,0,0,0.15);
}

.catalog-card img{
    width:100%;
    height:280px;
    object-fit:cover;
    border-radius:10px;
    padding-bottom: 20px;
}

.catalog-card b{
    font-size: 30px;
    color:#8B0000;
}

.download-btn{
    display:inline-block;
    text-decoration:none;
    background:#002053;
    color:white;
    padding:12px 25px;
    border-radius:30px;
    font-weight:bold;
}

.download-btn:hover{
    background:#134596;
}

.catalogs-container{
    display:flex;
    justify-content:space-between;
    width:95%;
    gap: 100px;
    margin:50px auto;
}

.catalogs-card{
    width:32%;
    text-align:center;
    background:#fbeaea;
    padding:20px;
    border-radius:10px;
    box-shadow:0 4px 10px rgba(0,0,0,0.15);
}

.catalogs-card img{
    width:100%;
    height:280px;
    object-fit:cover;
    border-radius:10px;
    padding-bottom: 20px;
}

.catalogs-card b{
    font-size: 30px;
    color:#8B0000;
}

.download-btn{
    display:inline-block;
    text-decoration:none;
    background:#002053;
    color:white;
    padding:12px 25px;
    border-radius:30px;
    font-weight:bold;
}

.download-btn:hover{
    background:#134596;
}

.catalogss-container{
    display:flex;
    justify-content:space-between;
    width:95%;
    gap: 100px;
    margin:50px auto;
}

.catalogss-card{
    width:32%;
    text-align:center;
    background:#fbeaea;
    padding:20px;
    border-radius:10px;
    box-shadow:0 4px 10px rgba(0,0,0,0.15);
}

.catalogss-card img{
    width:100%;
    height:280px;
    object-fit:cover;
    border-radius:10px;
    padding-bottom: 20px;
}

.catalogss-card b{
    font-size: 30px;
    color:#8B0000;
}

.download-btn{
    display:inline-block;
    text-decoration:none;
    background:#002053;
    color:white;
    padding:12px 25px;
    border-radius:30px;
    font-weight:bold;
}

.download-btn:hover{
    background:#134596;
}

.heading1{
    padding-top: 70px;
    text-align:center;
    font-size:40px;
    color:#002053;
    margin:50px 0;
}

.catalog1-container{
    display:flex;
    justify-content:space-between;
    width:95%;
    gap: 100px;
    margin:50px auto;
}

.catalog1-card{
    width:32%;
    text-align:center;
    background:#fbeaea;
    padding:20px;
    border-radius:10px;
    box-shadow:0 4px 10px rgba(0,0,0,0.15);
}

.catalog1-card img{
    width:100%;
    height:280px;
    object-fit:cover;
    border-radius:10px;
    padding-bottom: 20px;
}

.catalog1-card b{
    font-size: 30px;
    color:#8B0000;
}

.download-btn{
    display:inline-block;
    text-decoration:none;
    background:#002053;
    color:white;
    padding:12px 25px;
    border-radius:30px;
    font-weight:bold;
}

.download-btn:hover{
    background:#134596;
}

.catalog11-card{
    width:32%;
    text-align:center;
    background:#fbeaea;
    padding:20px;
    border-radius:10px;
    box-shadow:0 4px 10px rgba(0,0,0,0.15);
}

.catalog11-card img{
    width:100%;
    height:280px;
    object-fit:cover;
    border-radius:10px;
    padding-bottom: 20px;
}

.catalog11-card b{
    font-size: 30px;
    color:#8B0000;
}

.download-btn{
    display:inline-block;
    text-decoration:none;
    background:#002053;
    color:white;
    padding:12px 25px;
    border-radius:30px;
    font-weight:bold;
}

.download-btn:hover{
    background:#134596;
}

.heading1{
    padding-top: 70px;
    text-align:center;
    font-size:40px;
    color:#002053;
    margin:50px 0;
}

.catalog111-card{
    width:40%;
    text-align:center;
    background:#fbeaea;
    padding:20px;
    border-radius:10px;
    box-shadow:0 4px 10px rgba(0,0,0,0.15);
}

.catalog111-card img{
    width:100%;
    height:280px;
    object-fit:cover;
    border-radius:10px;
    padding-bottom: 20px;
}

.catalog111-card b{
    font-size: 30px;
    color:#8B0000;
}

.download-btn{
    display:inline-block;
    text-decoration:none;
    background:#002053;
    color:white;
    padding:12px 25px;
    border-radius:30px;
    font-weight:bold;
}

.download-btn:hover{
    background:#134596;
}

.heading1{
    text-align:center;
    font-size:40px;
    color:#002053;
    margin:50px 0;
}

.catalog2-container{
    display:flex;
    justify-content:space-between;
    width:95%;
    gap: 100px;
    margin:50px auto;
}

.catalog2-card{
    width:32%;
    text-align:center;
    background:#fbeaea;
    padding:20px;
    border-radius:10px;
    box-shadow:0 4px 10px rgba(0,0,0,0.15);
}

.catalog2-card img{
    width:100%;
    height:280px;
    object-fit:cover;
    border-radius:10px;
    padding-bottom: 20px;
}

.catalog2-card b{
    font-size: 30px;
    color:#8B0000;
}

.download-btn{
    display:inline-block;
    text-decoration:none;
    background:#002053;
    color:white;
    padding:12px 25px;
    border-radius:30px;
    font-weight:bold;
}

.download-btn:hover{
    background:#134596;
}

.catalog12-card{
    width:32%;
    text-align:center;
    background:#fbeaea;
    padding:20px;
    border-radius:10px;
    box-shadow:0 4px 10px rgba(0,0,0,0.15);
}

.catalog12-card img{
    width:100%;
    height:280px;
    object-fit:cover;
    border-radius:10px;
    padding-bottom: 20px;
}

.catalog12-card b{
    font-size: 30px;
    color:#8B0000;
}

.download-btn{
    display:inline-block;
    text-decoration:none;
    background:#002053;
    color:white;
    padding:12px 25px;
    border-radius:30px;
    font-weight:bold;
}

.download-btn:hover{
    background:#134596;
}

.catalog11-container,
.catalog111-container,
.catalog12-container{
    width:80%;
    margin:50px auto;
    display:flex;
    justify-content:center;
    gap:80px;
    padding:0;
}

.dropdown{
    position: relative;
}

.dropdown-content{
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background: white;
    min-width: 280px;
    list-style: none;
    border-radius: 10px;
    box-shadow: 0 8px 20px rgba(0,0,0,0.15);
    overflow: hidden;
    z-index: 1000;
}

.dropdown-content li a{
    display: block;
    padding: 15px 22px;
    text-decoration: none;
    color: #002053;
    font-size: 17px;
    font-family: "Trebuchet MS", Arial, sans-serif;
    font-weight: 600;
    letter-spacing: 0.5px;
    transition: all 0.3s ease;
}

.dropdown-content li a:hover{
    background: #002053;
    color: white;
    padding-left: 30px;
}

.dropdown:hover .dropdown-content{
    display: block;
}