body {
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    align-items: center;
    background-color: lightgreen;
    height: 90vh;
    font-family: sans-serif;
}

.box {
    width: 800px;
    height: 500px;
    border-radius: 20px;
    background-color: aliceblue;
    padding: 20px;
    overflow: auto;

}

input {
    width: 100%;
    height: 8vh;
    border: none;
    outline: none;
    padding: 0px 5px;
    font-size: 25px;
    border-radius: 20px;
    box-shadow: 0px 0px 10px 0px cadetblue;


}

@media (max-width:1281px) {
    .box {
        width: 1200px;
        height: 600px;
    }

    input {
        width: 100%;
        height: 6vh;
    }
}

@media (max-width:1025px) {
    .box {
        width: 950px;
        height: 600px;
    }

    input {
        width: 100%;
        height: 6vh;
    }
}

@media (max-width:920px) {
    .box {
        width: 800px;
        height: 1000px;
    }

    input {
        width: 100%;
        height: 6vh;
    }


}

@media (max-width:822px) {
    .box {
        width: 750px;
        height: 900px;
    }

    input {
        width: 100%;
        height: 6vh;
    }

    h1 {
        font-size: 50px;
    }
}

@media (max-width:785px) {
    .box {
        width: 700px;
        height: 800px;
    }

    input {
        width: 100%;
        height: 6vh;
    }

    h1 {
        font-size: 40px;
    }
}

@media (max-width:541px) {
    .box {
        width: 480px;
        height: 800px;
    }

    input {
        width: 100%;
        height: 6vh;
    }

    h1 {
        font-size: 40px;
    }
}

@media (max-width:423px) {
    .box {
        width: 350px;
        height: 700px;
    }

    input {
        width: 100%;
        height: 6vh;
    }
}

@media (max-width:394px) {
    .box {
        width: 330px;
        height: 600px;
    }

    input {
        width: 100%;
        height: 6vh;
    }
}

@media (max-width:281px) {
    .box {
        width: 200px;
        height: 600px;

    }

    h1 {
        font-size: 20px;
    }

    input {
        width: 100%;
        height: 6vh;
    }
}

.to-dobox li {
    font-size: 25px;
    background-color: darkgray;
    list-style: none;
    padding: 8px 10px;
    border-radius: 10px;
    position: relative;
    margin-top: 10px;

}

.fas {
    position: absolute;
    right: 10px;
    font-size: 30px;
    cursor: pointer;
    top: 10px;

}

.fas:hover {
    color: red;
    border-radius: 50%;

}

.mylist {
    font-size: 25px;
    background-color: rgb(45, 249, 86);
    list-style: none;
    border-radius: 12px;
    position: relative;
    margin-top: 10px;
    text-align: left;
    cursor: pointer;
    user-select: none;

}

.done {
    text-decoration: line-through;
    background-color: rgb(227, 16, 16);
    transition: 0.8s;
}