body {
    font-family: Arial, sans-serif;
    margin: 20px;
}

label {
    font-weight: bold;
}

.negative {
    background-color: #c2c2c2;
}

.th-info {
    font-size: 60%;
    font-weight: 100;
}

.liveYear {
    color: rgba(214, 39, 40, 1);
}

#monthlyExpensesDisplay,
#principalDisplay {
    font-size: 80%;
    color: gray;
}

.floating-text {
    position: absolute;
    top: 33px;
    right: 10px;
    background-color: rgba(255, 255, 255, 0.6);
    padding: 5px 10px;
    border-radius: 5px;
    pointer-events: none;
    z-index: 100;
    font-size: 75%;
    color: #555555;
    font-weight: 100;
    width: 200px;
}

.interest-cell, .interest-color {
    color: rgba(31, 119, 180, 1);
}

.annual-expenses-cell, .expenses-color {
    color: rgba(44, 160, 44, 1);
}

.principal-cell, .principal-color {
    color: rgba(214, 39, 40, 1);
}

.alert-info {
    font-size: 80%;
}

.bg-liability {
    background-color: rgba(236, 236, 236, 0.85);
    animation: fadeInBackground 1s ease-in-out;
}

@keyframes fadeInBackground {
    from {
        background-color: transparent;
    }
    to {
        background-color: rgba(236, 236, 236, 0.85);
    }
}

.btn-black {
    color: #fff;
    background-color: #333;
    border-color: #333;
}

.btn-black:hover {
    color: #fff;
    background-color: #000;
    border-color: #000;
}

input::-webkit-outer-spin-button,
input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.subscript {
    color: #888888;
}

#startYear {
    color: #888888;
    max-width: 70px;
}

.detailed-calculation {
    background-color: #f8f9fa;
    border-top: 1px solid #dee2e6;
    border-bottom: 1px solid #dee2e6;
    height: 0;
    overflow: hidden;
    transition: height 0.3s ease-in-out;
    font-size: 80%;
    color: #555555;
}


/*alert*/


.douban-d {
    color: #2e963d;
    letter-spacing: -0.1em;
}

.douban-o {
    color: #2396cd;
    letter-spacing: -0.1em;
}

.douban-u {
    color: #f7c58e;
    letter-spacing: -0.1em;
}

.douban-b {
    color: #2e963d;
    letter-spacing: -0.1em;
}

.douban-a {
    color: #2396cd;
    letter-spacing: -0.1em;
}

.douban-n {
    color: #f7c58e;
    letter-spacing: -0.1em;
}

.bg-fbfbfa {
    background-color: #fbfbfa;
}

.hidden {
    display: none;
}

.align-top {
    vertical-align: top !important;
}

.btn-extra-expense {
    color: rgba(44, 160, 44, 1);
    background-color: transparent;
    border: 1px solid rgba(44, 160, 44, 1);
    transition: background-color 0.3s, color 0.3s, border-color 0.3s;
}

.btn-extra-expense:hover {
    background-color: rgba(44, 160, 44, 0.1);
    color: rgba(44, 160, 44, 0.8);
}

.btn-extra-expense:active {
    background-color: rgba(44, 160, 44, 0.2);
    color: rgba(44, 160, 44, 1);
    border-color: rgba(44, 160, 44, 1);
}

.btn-extra-income {
    color: rgba(31, 119, 180, 1);
    background-color: transparent;
    border: 1px solid rgba(31, 119, 180, 1);
    transition: background-color 0.3s, color 0.3s, border-color 0.3s;
}

.btn-extra-income:hover {
    background-color: rgba(31, 119, 180, 0.1);
    color: rgba(31, 119, 180, 0.8);
}

.btn-extra-income:active {
    background-color: rgba(31, 119, 180, 0.2);
    color: rgba(31, 119, 180, 1);
    border-color: rgba(31, 119, 180, 1);
}

.collapse-button {
    color: #212529;
    background-color: transparent;
    border: none;
    transition: background-color 0.3s, color 0.3s, border-color 0.3s;
    cursor: pointer;
    font-size: 18px;
}
.collapse-button:hover {
    background-color: #dee2e6;
    color: #495057;
}
.collapse-button:active {
    background-color: #dee2e6;
    color: #343a40;
    border-color: #adb5bd;
}