.content{
    width:400px;
    height:600px;
    background: white;
    margin-left:400px ;
    border-color: grey;
    border-style: inset;
    border-radius: 66px;
}
.output{
    margin-bottom: 78px;
    display: flex;
    justify-content: space-evenly;
}

#screen{
    width:93%;
    margin-left:0px;
    height: 73px;
    margin-top:89px;
    pointer-events:none;
    margin-bottom: -39px;
    border: none;
    background:rgba(253, 253, 253, 0.836);
    font-size: 24px;
    font-weight: 545;
    text-align: right;
    border-radius: 57px;

}
.btn{
    width:60px;
    height:45px;
    margin-left: 30px;
    margin-top: 30px;
    background:rgb(228, 223, 223);
    border: none;
    border-radius: 30px;
    font-size: 24px;
    font-weight: 545;
    text-align: revert;
}
.btn:hover{
    background-color:rgb(216, 141, 141);
}
.row1{
    display: flex;
    justify-content: space-between;
    margin-right: 28px;
}
.mode{
    position: absolute;
}



/* dark mode */

:root {
    --background-color: white;
    --text-color: black;
  }
  
  .dark-mode-switch {
    position: relative;
    display: inline-block;
  }
  
  .dark-mode-switch input[type="checkbox"] {
    display: none;
  }
  
  .dark-mode-switch label {
    display: block;
    margin-bottom: 8px;
  }
  
  .content {
    background-color: var(--background-color);
    color: var(--text-color);
    padding: 16px;
    transition: background-color 0.3s ease, color 0.3s ease;
  }
  
  .dark-mode-switch input[type="checkbox"]:checked ~ .content {
    --background-color: black;
    --text-color: white;
  }