*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
.container{
    width: 100%;
    min-height: 100vh;
    background: #F5FFFD;
    padding-top: 200px;
    display: flex;
    justify-content: start ;
    align-items: center;
    flex-direction: column;
}
.main-title{
    font-family: poppins;
    font-size: 40px;
    text-align: center;
    line-height: 35px;
    text-transform: uppercase;
    font-weight: bold;
    margin: 15px 0;
}
.box{
    width: 200px;
    height: 200px;
    background: #3A00FF;
    border-radius: 0px;
}

.out-box{
    width: 250px;
    height: 250px;
    background:;
    border: 1px solid #212121;
    border-radius : 10px;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 15px;
}
#txt1, #txt2, #txt3, #txt4{
    display: inline-block;
}
.txt-r{
    border: 1px solid black;
    font-family: poppins;
    font-weight: bold;
    padding: 10px 20px;
    border-radius: 8px;
    text-align: center;
}

#copy{
    padding: 8px 50px;
    margin: 20px;
    color: white;
    background: #212121;
    border: none;
    font-family: poppins;
    font-weight: 700;
    border-radius: 5px;
    transition: 0.2s ease-out;
}
#copy:active{
    transform: scale(70%);
}

#tl{
    margin: 5px 0;
    font-family: poppins;
    font-weight: 500;
}
#topleft, #topright, #bottomright, #bottomleft{
    appearance: none;
    width: 200px;
    height: 15px;
    border-radius: 50px;
    border: 1px solid black;
}
#topleft::-webkit-slider-thumb{
    appearance: none;
    width: 22px;
    height: 22px;
    border-radius: 5px;
    background: #3A00FF;
}

#topright::-webkit-slider-thumb {
    appearance: none;
    width: 22px;
    height: 22px;
    border-radius: 5px;
    background: #00FFB2;
}

#bottomright::-webkit-slider-thumb {
    appearance: none;
    width: 22px;
    height: 22px;
    border-radius: 5px;
    background: #FF0000;
}

#bottomleft::-webkit-slider-thumb {
    appearance: none;
    width: 22px;
    height: 22px;
    border-radius: 5px;
    background: #FF9800;
}
@media only screen and (max-width:500px) {
    .container{
        padding-top: 10px;
    }
}