*{
    margin: 0px;
    padding: 0px;
    font-family: 'Poppins',sans-serif;
}
body{
    background-color: #002765;
}

.main{
    width: 100%;
    height: 100vh;   
    background: linear-gradient(145deg,rgb(62, 62, 163),rgb(4, 56, 4));
    display: flex;
    align-items: center;
    justify-content: center;
}

.box{
    height: 50%;
    width: 50%;
    /* min-width: 400px; */
    background-color: aqua;
    border-radius: 20px;
    /* position: relative;
    top: 100px;
    left: 25%; */
    padding: 20px;
    overflow: hidden;
    /* overflow: auto; */
}

.box h1{
    color: #002765;
    display: flex;
    align-items: center;
    margin-bottom: 20px;
}

.box h1 img{
    width: 30px;
    margin-left: 10px;
}

.row{
    width: 90%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: #edeef0;
    border-radius: 30px;
    padding-left: 20px;
    margin-bottom: 25px;
}

input{
    width: 60%;
    border: none;
    outline: none;
    background: transparent;
    padding: 10px;
    font-weight: 20px;
}

button{
    width: 30%;
    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(images/unchecked.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(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: #edeef0;
}

.container{
    width: 90%;
    height: 200px;
    border-radius: 20px;
    background: transparent;
    overflow: auto;
}

@media (max-width:768px) {
    .box{
        width: 80%;
    }
}