*{
    margin:0;
    padding:0;
    box-sizing:border-box;
    font-family:'Poppins',sans-serif;    
}


body{
    background:#17153f;
    color:white;
    display:flex;
    justify-content:center;
    padding:50px 20px;
}

.container{
    width:100%;
    max-width:500px;

    background: rgba(0, 183, 255, 0.171);
    backdrop-filter: blur(30px);
    border-radius: 20px;
    padding: 25px;
}


h1{
    text-align:center;
    margin-bottom:20px;
}

.input-box{
    display:flex;
    gap:10px;
}

input{
    flex:1;
    padding:12px;
    border:none;
    border-radius:15px;
}

button{
    padding:12px 20px;
    border:none;
    border-radius:15px;
    cursor:pointer;
    transition:0.3s;
}



.add-btn{
    background:#00c853;
    color:white;
}

ul{
    list-style:none;
    margin-top:20px;
}

li{
    background:#222;
    padding:12px;
    border-radius:8px;
    margin-bottom:10px;
    display:flex;
    justify-content:space-between;
    align-items:center;
    
        background:#1e293b;
        border-left:4px solid #4836aa;
        box-shadow:0 5px 15px rgba(0,0,0,.3);
}

.telegram-btn {
    position: fixed;
    right: 25px;
    bottom: 25px;

    width: 180px;
    height: 50px;
    background: rgba(0, 183, 255, 0.171);
    color: white;

    display: flex;
    align-items: center;
    justify-content: center;

    border-radius: 20px;

    font-size:15px;
    text-decoration: none;

    box-shadow: 0 10px 25px rgba(3, 54, 80, 0.4);

    transition: 0.3s;
    z-index: 999;
}


.delete-btn{
    background:red;
    color:white;
}


@media (max-width: 500px){

    .input-box{
        flex-direction: column;
    }

    .add-btn{
        width:100%;
    }

    input{
        width:100%;
    }

    h1{
        font-size:24px;
    }

}