popup.css

body{
    background-color: #444;
    color: #ffffff;
    font-family: Arial, Helvetica, sans-serif;
    font-size: 12px;
    margin: 0;
    padding: 0;
}
main{
    margin: 0 auto;
    max-width: 800px;
    padding: 20px;
}
.form-group{
    margin: 10px 0;
    display: flex;
    flex-direction: column;
}

.form-group label{
    margin-bottom: 5px;
}
.form-group input{
    padding: 5px;
    border: none;
    background-color: #222;
    color: #ffffff;
}
.form-group input:focus{
    outline: none;
}
.form-group select{
    padding: 5px;
    border: none;
    background-color: #222;
    color: #ffffff;
}
.actions{
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 10px;
}
.actions .btn{
    padding: 5px 10px;
    background-color: blueviolet;
    color: #ffffff;
    cursor: pointer;
    outline: none;
    transition: all 0.3s ease;
}
.actions .btn:hover{
    background-color: #ffffff;
    color: blueviolet;
}