#login {
    position: absolute;
    display: flex;
    top: 10%;
    left: 25%;

    font-family:Arial, Helvetica, sans-serif;
    font-size: 1.5em;
    border-radius: 10px;
    flex-direction: column;
    align-items: center;
    width: 50%;
    padding: 10px;
    box-shadow: 0px 2.5px 5px #808080;
    /* line-height: 2em; */
}

#login input {
    font-family: Arial, Helvetica, sans-serif;
    font-size: 1em;
}

#login button {
    font-family:Arial, Helvetica, sans-serif;
    font-size: 2em;
    padding: 10px 50px;
    background-color: #4080ff;
    color: #fff;
    border-width: 0;
    border-radius: 10px;
    margin: 5%;
    box-shadow: 0px 5px 2.5px #808080;
}

#login div {
    display: flex;
    flex-direction: row;
}


#main {
    position: absolute;
    display: none;
    top: 10%;
    left: 25%;

    font-family:Arial, Helvetica, sans-serif;
    font-size: 1.5em;
    border-radius: 10px;
    flex-direction: column;
    align-items: center;
    width: 50%;
    padding: 10px;
    box-shadow: 0px 2.5px 5px #808080;
    /* line-height: 2em; */
}

#main input {
    font-family: Arial, Helvetica, sans-serif;
    font-size: 1em;
}

#main button {
    font-family:Arial, Helvetica, sans-serif;
    font-size: 2em;
    padding: 10px 50px;
    background-color: #4080ff;
    color: #fff;
    border-width: 0;
    border-radius: 10px;
    margin: 5%;
    box-shadow: 0px 5px 2.5px #808080;
}

#main div {
    display: flex;
    flex-direction: row;
}


#card {
    position: absolute;
    display: none;
    top: 10%;
    left: 25%;

    font-family:Arial, Helvetica, sans-serif;
    font-size: 1.5em;
    border-radius: 10px;
    flex-direction: column;
    align-items: center;
    width: 50%;
    padding: 10px;
    box-shadow: 0px 2.5px 5px #808080;
    /* line-height: 2em; */
}

#card input {
    font-family: Arial, Helvetica, sans-serif;
    font-size: 1em;
}

#card button {
    font-family:Arial, Helvetica, sans-serif;
    font-size: 2em;
    padding: 10px 50px;
    background-color: #4080ff;
    color: #fff;
    border-width: 0;
    border-radius: 10px;
    margin: 5%;
    box-shadow: 0px 5px 2.5px #808080;
}

#card div {
    display: flex;
    flex-direction: row;
}


#result {
    position: absolute;
    display: none;
    top: 10%;
    left: 25%;

    font-family:Arial, Helvetica, sans-serif;
    font-size: 1.5em;
    border-radius: 10px;
    flex-direction: column;
    align-items: center;
    width: 50%;
    padding: 10px;
    box-shadow: 0px 2.5px 5px #808080;
    /* line-height: 2em; */
}

#result input {
    font-family: Arial, Helvetica, sans-serif;
    font-size: 1em;
}

table th, td {
    border:1px solid #bfbfbf;
    border-collapse: collapse;
    padding: 10px;
}

#result button {
    font-family:Arial, Helvetica, sans-serif;
    font-size: 2em;
    padding: 10px 50px;
    background-color: #4080ff;
    color: #fff;
    border-width: 0;
    border-radius: 10px;
    margin: 5%;
    box-shadow: 0px 5px 2.5px #808080;
}

#result div {
    display: flex;
    flex-direction: row;
}


#result #dropButton {
    display: flex;
    color: #000;
    background-color: rgba(0, 0, 0, 0);
    box-shadow: 0px 0px 0px rgba(0, 0, 0, 0);
    border-radius: 0;
}

#wrong {
    font-weight: bold;
    color: #7f0000;
}

#correct {
    font-weight: bold;
    color: #007f00;
}