.header{
    display: flex;
    align-items: center;
    padding: 0px 60px;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(5px);
    z-index: 1000;
    box-sizing: border-box;
    border-bottom: 1px solid rgba(0, 0, 0, 0.4);
    border-bottom-width: thin;

    transition: transform 0.3s ease;
}

.header.hidden {
    opacity: 0;
    transform: translateY(-20px);
    pointer-events: none;
}

.topNav{
    display: flex;
    gap: 100px;
    margin-left: 300px;
}

.topNav a{
    text-decoration: none;
    color: black;
    font-weight: 100;
}


h1{
   font-family: 'Roboto', 'Nanum Gothic Coding', monospace;
   font-weight: 100;
   letter-spacing: 5px;
   font-size: clamp(1rem, 2.5vw, 2rem);
   margin: 2;
}

.sideNav{
    display: flex;
    flex-direction: column;
    gap: 20px;
    position: fixed;
    top: 200px;
    left: 70px;
    
    padding-right: 20px;

    border-right: 1px solid rgba(0, 0, 0, 0.4);
}

.sideNav a{
    text-decoration: none;
    color: black;
    font-weight: 100;
}

.imgContent{
    margin-top: 120px;
    margin-left: 250px;

    padding: 40px;

    column-count: 3;
    column-gap: 40px;
}

.imgContent img{
    width: 100%;
    height: auto;

    margin-bottom: 40px;
    display: block;

}