*,html{box-sizing:border-box;margin:0;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif}.nav{display:flex;flex-direction:row;align-items:center;justify-content:space-evenly;height:3em;background:navy;color:#fff}.nav a{text-decoration:none;color:#fff}.main-container{display:grid;grid-template-columns:repeat(auto-fit,minmax(270px,1fr));grid-template-rows:auto;grid-auto-flow:row;grid-gap:100px;justify-items:center;align-content:center}.flex-container{display:flex;flex-direction:column;align-content:center;align-items:center;justify-content:center;padding:10px}.flex-row{display:flex;flex-direction:row;flex-wrap:wrap;align-items:center;justify-content:center}.flex-column{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:10px}input{padding:1em;margin:1em;border:0 0 1px 0}select{padding:1rem;border:1px solid gray;margin:1rem}button{background:navy;border:none;color:#fff;padding:.5rem 1em;border-radius:5px;margin:1em}input-placeholder{color:#d3d3d3;font-size:.7em}.inventory-item{border:1px solid pink;padding:1em;margin:1em;border-radius:5px}.boxed{border:1px solid #ccc}input[type=button]{display:inline-block;margin:0;padding:5px 10px;border:none;background:none;font-size:inherit;font-family:inherit;font-weight:inherit;color:#1e90ff;text-align:inherit;line-height:inherit;cursor:pointer}