html{
    background:linear-gradient(135deg, #153677,#4e085f);
    height: 100%;
}
body{
    box-sizing: border-box;
    font-family: 'Roboto';
    background-color: white;
    border: 2px solid black;
    margin-left: 30%;
    margin-right: 30%;
    margin-top: 10%;
    padding: 4%;
    align-items: center;
    border-radius: 30px;
}
.center{
    text-align: center;
    align-items: center;
    justify-content: center;
}

button{
    display: f;
    background-color: rgb(163, 123, 3);
    border-color: rgb(163, 107, 3);
    border-radius: 30px;
    padding:16px 50px;
    font-family: 'Roboto', sans-serif;
    color: white;
    outline: none;
    border: none;
    cursor: pointer;
    font-size: 16px;
}
input{
    flex: 1;
    background: transparent;
    outline: none;
    border: none;
    padding: 15px 50px;
    background-color: rgb(219, 216, 216);
    border-radius: 20px;
    margin-top: 1rem;
    margin-left: 8%;
    margin-right: 10%;
}
h1{
    padding: 20px;
    text-decoration: underline;
}
ul li {
    list-style: none;
    font-size: 20px;
    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.jpg);
    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;
}
@media screen and (max-width:800px) {
    html{
        background:linear-gradient(135deg, #153677,#4e085f);
        height: 100%;
    }
    body{
        font-family: 'Roboto';
        background-color: white;
        border-radius: 30px;
        padding: 0;
        margin: auto;
        margin-top: 2rem;
        padding-top:1rem;
        max-width: 94%;
    }
    
    button{
        background-color: rgb(163, 123, 3);
        border-color: rgb(163, 107, 3);
        border-radius: 30px;
        font-family: 'Roboto', sans-serif;
        color: white;
        font-size: 12px;
        max-width: 5rem;
        padding: 15px;
        text-align: center;
    }
    input{
        outline: none;
        border: none;
        background-color: rgb(219, 216, 216);
        border-radius: 20px;
        max-width: 7rem;
    }
    h1{
        padding: 10px;
        text-decoration: underline;
    }
    ul li {
        list-style: none;
        font-size: 15px;
        user-select: none;
        position: relative;
        width: 70%;
    }
    ul li::before{
        height: 18px;
        width: 20px;
        border-radius: 50%;
        background-image: url(images/unchecked.jpg);
        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;
    }
    #h1one{
        text-align: center;
    }
    #home{
        color: #fff;
        background-color: #373535;
        border-radius: 20px;
        justify-content: center;
        text-decoration: none;
        display: flex;
        position:relative;
        max-width: 50%;
        margin: auto;
        margin-top: 10em;
        margin-bottom: 1em ;
    }
}