.tab-buttons{display:flex;justify-content:space-evenly;width:100%;background-color:#f1f1f1}.tab-button{flex:1;padding:15px;border:none;background-color:#f1f1f1;font-size:16px;cursor:pointer;text-align:center;border-bottom:2px solid transparent}.tab-button.active{border-bottom:2px solid #007BFF;background-color:#fff}.tab-content{display:none;padding:20px;border:1px solid #ddd;background-color:#fff}.tab-content.active{display:block}