span.class {
    display: inline-block;
    padding: 5px 10px;
    margin: 3px;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 500;
    color: white;
}

/* Pastel colors for different subjects */
.math {
    background-color: #a3d8f4; /* pastel blue */
    color: #1d4e89;
}

.history {
    background-color: #f9c6c9; /* pastel pink */
    color: #87373f;
}

.english {
    background-color: #c6e1bc; /* pastel green */
    color: #2b5d2e;
}

.physics {
    background-color: #f6d8ac; /* pastel yellow */
    color: #8a5e11;
}

.chemistry {
    background-color: #f3bbd3; /* pastel magenta */
    color: #73234a;
}

.biology {
    background-color: #b7e0e5; /* pastel teal */
    color: #1b5b5e;
}

.french {
    background-color: #ecd9f2; /* pastel purple */
    color: #562e6d;
}

.german {
    background-color: #f2d3a1; /* pastel orange */
    color: #9b6c22;
}

/* Style for the dropdown and the checkboxes */
.multiselect {
    position: relative;
    width: 200px;
}

.select-box {
    position: relative;
    display: block;
    border: 1px solid #aaa;
    padding: 8px;
    background-color: #fff;
    cursor: pointer;
}

.select-box select {
    width: 100%;
    border: none;
    outline: none;
    background: none;
    font-size: 16px;
}

.over-select {
    position: absolute;
    left: 0;
    right: 0;
    top: 0;
    bottom: 0;
    cursor: pointer;
}

.checkboxes {
    display: none;
    border: 1px solid #aaa;
    padding: 10px;
    background-color: #f9f9f9;
    position: absolute;
    z-index: 1;
    width: 100%;
}

.checkboxes label {
    display: block;
    margin-bottom: 5px;
    cursor: pointer;
}

.checkboxes input[type="checkbox"] {
    margin-right: 10px;
}

/* Additional styling */
.select-box:hover {
    background-color: #e9e9e9;
}