#container > p {
    display: flex;
    justify-content: center;
}

/* 
    チームメンバー入力エリア
*/
#member_area {
    display: flex;
    justify-content: center;
    padding: 20px;
}

#member_area #member_names {
    margin: 0px 20px;
    padding: 5px;
}

#member_area #member_names_caption {
    margin: 5px 30px;
    /* padding: 5px; */
}

/* 
    設定蘭
*/
#config {
    position: relative;
    border: 1px solid rgb(0, 0, 0);
    border-radius: 20px;
    padding: 20px 0px 10px 20px;
    margin: 40px 20px;
    width: 400px;
    height: 200px;
}

#config > #config_caption {
    position: absolute;
    background-color: #fff;
    padding: 0px 10px;
    transform: translateY(-32px) translateX(10px);
}

#config input {
    width: 50px;
    border-radius: 5px;
}

#config > select {
    border-radius: 5px;
}

#member_names:invalid,
#need_number:invalid,
#team_number:invalid {
    background-color: rgb(251, 141, 135);
}

/*
    ボタン
*/
#button_area {
    display: flex;
    justify-content: center;
    padding: 0px 20px;

}

#button_area > button {
    margin: 0px 10px;
    width: 150px;
    border-radius: 20px;
}

#button_area > button:hover {
    background-color: rgb(190, 190, 190);
}

#button_area > button:active {
    background-color: rgb(160, 160, 160);
    transform: translateY(3px);
}

/*
    結果表示蘭
*/
#result_area {
    /* width: 50%; */
    margin: 20px;
}

#result_area #description {
    display: flex;
    justify-content: center;
}

#result_area input {
    margin: 1px;
    font-size: 20px;
}

#result_area #join_member {
    background-color: rgb(116, 251, 195);
    padding: 5px 20px;
}

#result_area #relax_member {
    background-color: rgb(246, 157, 225);
    padding: 5px 20px;
}