булевские переменные в направляющих с sqlite

    #search-box{
    flex-grow:0.7;
    border-radius:50px;
    height:50px;
    margin:25px 60px 0px 50px;
    box-sizing: border-box;
    width:0px;
    transition:all 0.8s ease;
    background-color:black;
    }
    #search-txt{
        position:relative;
        top:13px;
        left:15px;
        display:none;
        outline:none;
        background:white;
        border:none;
        }
    #search-btn{
        float:right;
        position:relative;
        bottom:8px;
        left:5px;
        height:60px;
        width:65px;
        background: green;
        border-radius: 50%;
        outline:none;
        cursor:pointer;

    }
    #search-box.active{
        width:200px;
        border:1px solid black;
    }

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    <ul>
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    </ul>
    <div id="search-box">
    <input id="search-txt" type="text" placeholder="Search.."  >
    <button id="search-btn" type="submit"><i class="fas fa-search"></i></button>
    </div>

    </section>