body {
    font-family: Arial, sans-serif;
    background-color: #f2f2f2;
    margin: 0 auto;
}
​
header {
    text-align: center;
}
​
.container {
    padding: 20px;
    background-color: #fff;
    display: flex;
    justify-content: center;
}
​
h2 {
    margin-top: 0;
}
​
.balance {
    margin-bottom: 20px;
    width: 100%;
    max-width: 50%;
}
​
.balance h3 {
    margin-top: 0;
}
​
.balance table {
    width: 100%;
    border-collapse: collapse;
}
​
.balance th,
.balance td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid #ccc;
}
​
.balance td {
    border-top: 1px solid #ccc;
}
​
.balance tbody tr:nth-child(odd) {
background: #f2f2f2;
}
​
.add-balance {
    width: 100%;
    max-width: 20%;
    margin-left: 50px;
}
​
.add-balance h3 {
    margin-top: 0;
}
​
.add-balance form {
    display: flex;
    flex-direction: column;
}
​
.add-balance .form-group {
    margin-bottom: 10px;
}
​
.add-balance label {
    font-weight: bold;
}
​
.add-balance input, .add-balance select {
    position: relative;
    display: inline-block;
    border: 1px solid #ccc;
    border-radius: 4px;
    padding: 8px;
    margin-bottom: 10px;
}
​
.add-balance button {
    padding: 8px 16px;
    background-color: mediumaquamarine;
    color: #fff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    margin-top: 20px;
}

.error {
    color: tomato;
}

.flash_message {
    background-color: aquamarine;
    opacity: 0.4;
    color: darkgreen;
}

.flash_error_message {
    background-color: tomato;
    opacity: 0.6;
    color: rgb(59, 0, 0);
}

.pagination {
    list-style: none;
    display: flex;
}

.pagination li {
    cursor: pointer;
    text-align: center;
    padding: 8px 0px;
}

.pagination li a {
    padding: 15px;
    text-decoration: none;
    background-color: mediumaquamarine;
    opacity: 0.8;
    border: 1px solid #fff;
    color: #fff;
}

.pagination li span {
    padding: 15px;
}


.button-td {
    display: flex;
    align-items: baseline;
}

.button-td input,
.edit-button,
.delete-button {
    padding: 8px 16px;
    color: #fff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

.edit-button {
    margin-right: 20px;
    background-color: orange;
    text-decoration: none;
}

.delete-button {
    background-color: tomato !important;
}



.form-balance {
    width: 100%;
    max-width: 20%;
    margin-left: 50px;
}

.form-balance h3 {
    margin-top: 0;
}

.form-balance form {
    display: flex;
    flex-direction: column;
}

.form-balance .form-group {
    margin-bottom: 10px;
}

.form-balance label {
    font-weight: bold;
}

.form-balance input,
.form-balance select {
    position: relative;
    display: inline-block;
    border: 1px solid #ccc;
    border-radius: 4px;
    padding: 8px;
    margin-bottom: 10px;
}

.form-balance button,
.button-td input,
.edit-button-a {
    padding: 8px 16px;
    color: #fff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

.form-balance button,
a {
    margin-top: 20px;
}

.form-balance button {
    background-color: mediumaquamarine;
}

.edit-button-a {
    background-color: orange;
    text-decoration: none;
}

.error {
    color: tomato;
}

.edit-page {
    width: 100%;
    background-color: #fff;
}

.edit-balance {
    padding: 20px;
    background-color: #fff;
    margin: 0 auto;
    max-width: 20%;
}

.button-container {
    text-align: center;
}

.button-container .edit-button,
.back-button {
    width: 40%;
    cursor: pointer;
}

.flex {
    display: flex;
    justify-content: space-between;
}

.total p:first-of-type {
    margin-right: 10px;
}

.income {
    color: aqua;
}

.payment {
    color: tomato;
}