body{display:flex;align-items:center;justify-content:center;min-height:100vh;flex-direction: column;}

.header {
 text-align: center;
 max-width: 560px;
 margin-top: 2rem;
 margin-bottom: 2rem;
}
.header h1 {
 font-weight: 400;
 font-size: clamp(1.3rem, 3vw, 1.8rem);
 color: var(--light);
 margin-bottom: 12px;
 letter-spacing: -0.02em;
}
.header p {
 font-size: 0.86rem;
 color: var(--surface50);
 line-height: 1.55;
}

.container {
 max-width: 800px;
 margin: auto;
 width: 100%;
 line-height: 0;
 display: flex;
 align-items: center;
 justify-content: center;
 flex-wrap: wrap;
 gap: 1rem;
}

img {
 width: 30%;
 max-width: 100%;
 display: inline-block;
 aspect-ratio: 16/9;
 object-fit: cover;
 margin: 5px;
 opacity: 0;
 will-change: transform;
 border-radius: 5px;
}

header {
 position: fixed;
 top: 0px;
 left: 0px;
 padding: 6px 10px 6px 10px;
 border-bottom-right-radius: 26px;
 z-index: 100;
 background-color: rgba(0, 0, 0, 0.5);
}