*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'poppins', sans-serif;
}
.todo-container{
    width:100%;
    height: 100vh;
    min-height: 100vh;
    background: linear-gradient(135deg, #d85db3, #244e11);
    padding:10px;
}
.todo-app{
    width: 100%;
    max-width: 550px;
    background: #fff;
    border-radius: 10px;    
    margin: 100px auto 20px;
    padding: 40px 30px 70px;
}
.todo-app h2{
    display: flex;
    align-items: center;
    color: #002765;   
    margin-bottom: 20px;
}
.todo-app img{
    width:30px;
    margin-left:10px
}
.row{
    display:flex;
    align-items: centre;
    justify-content:space-between;
    border-radius:30px ;
    padding-left: 20px;
    margin-bottom: 25px;
    background: #edeef0;
}
input{
    flex:1;
    border: none;
    outline: none;
    background: transparent;
    padding: 10px;
    font-weight: 15px;;
}
button{
    border: none;
    outline: none;
    padding: 16px 50px;
    background: #ff2b2b;
    color: #fff;
    font-size: 16px;
    cursor: pointer ;
    border-radius: 40px;
}

ul li{
    list-style: none;
    font-size: 17px;
    padding: 12px 8px 12px 50px;
    user-select: none;
    cursor: pointer;
    position: relative;
}

ul li::before{
    content: '';
    position: absolute;
    height: 28px;
    width: 28px;
    border-radius: 50%;
    background-image: url('images/unchecked.png');
    background-size: cover;
    background-position: center;
    top:9px;
    left:6px;

}
ul li.checked::before{
     background-image: url('images/checked.png');

}

ul li span{
    position: absolute;
    right: 0;
    top: 5px;
    width: 40px;
    height: 40px;
    font-size: 22px;
    color: #555;
    line-height: 40px;
    text-align: center;
    border-radius: 50%;
}

ul li span:hover{
    background-color: #edeef0;
}
.checked {
  text-decoration: line-through;
  color: gray;
}