*{
    margin:0;
    box-sizing:border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}


#file{
    display: none;
    font-size: 42px;
    background-color: yellow;
}


#btn{
    display: block;
    margin: auto;
}


#click{
    display: block;
    margin: 0 auto;
    margin-top: 40px;
    cursor: pointer;
    width:25%;
    padding: 10px 4px;
    border-radius: 12px;
    border:none;
    outline: none;
    background-color: rgb(43, 204, 113);
    font-weight: bold;
    transition:all 0.3s ease;
}
#click:active{
    background-color:rgb(42,222,50);
}

.color-input{
    display:none;
}
.color{
    width:40px;
    height:40px;
    background-color:green;
    border-radius:50%;
    cursor: pointer;
}