*{
    margin:0;
    padding:0;
    font-family: 'Poppins',sans-serif;
    box-sizing: border-box;
}
.container{
    width:10;
    min-height: 100vh;
    background: linear-gradient(135deg,#153677,#4e085f);
    padding: 10px;
}
.Todo-app{
    width:100%;
    max-width:540px;
    background:white ;
    margin:100px auto 20px;
    padding: 40px 30px 70px;
    border-radius:10px;
}
.Todo-app h2{
   color:#002765;
   display:flex;
   align-items:center;
   margin-bottom: 20px;
}
.Todo-app h2 img{
    width:30px;
    margin-left:10px;
}
.row{
   display:flex;
   align-items: center;
   justify-content:space-between ; 
   background:#edeef0;
   border-radius: 30px;
   padding-left: 20px;
   margin-bottom: 25px;
}
input{
    flex: 1;
    border: none;
    outline:none;
    background:transparent;
    padding:10px;
}
button{
    border: none;
    outline:none;
    padding:16px  50px;
    background:#ff5945;
    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(holes.png);
    background-size: cover ;
    background-position: center;
    top: 12px;
    left: 8px;
}
ul li.checked{
    color:#555;
    text-decoration:line-through ;
}
ul li.checked::before{
   background-image: url(ticked_markimage.webp); 
}
ul li span{
    position: absolute;
    right:0;
    top: 5px;
    width:40px;
    height:40px;
    font-size: 22px;
    color:#555;
    line-height:center ;
    border-radius: 50%;
}
ul li span:hover{
    background: #edeef0;
}