body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f4f4f9;
    color: #333;
    margin: 0;
    padding: 0;
}
h1 {
    text-align: center;
    color: #4a90e2;
    margin-top: 20px;
}
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}
label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
}
select, button {
    width: 100%;
    padding: 10px;
    margin-bottom: 20px;
    border: 1px solid #ccc;
    border-radius: 5px;
    font-size: 16px;
}
button {
    background-color: #4a90e2;
    color: white;
    cursor: pointer;
    font-weight: bold;
}
button:hover {
    background-color: #357ab8;
}
.handsontable .marks-col {
    background-color: #ffffff; /*#FFFFE0; /* pale yellow */
    color: #000; /* black text */
    font-size: 16px; /* larger font */
    padding: 6px;
}
.handsontable .general-col {
    background-color: #ffffff;
    color: #000; /* black text */
    font-size: 16px; /* larger font */
    padding: 6px;
}
.handsontable .marks-header {
    font-weight: bold;
    background-color: #333;
    color: white;
    font-size: 16px; /* larger font */
    padding: 6px !important;
    text-align: left;
}
.handsontable .general-header {
    font-weight: bold;
    background-color: #333; /* dark grey */
    color: white;
    font-size: 16px; /* larger font */
    padding: 6px !important;
    text-align: left;
}
.table-container {
    /*overflow-x: auto;*/ /* this is incompatible with handsontable */
    margin-top: 20px;
    margin-bottom: 20px;
}

/* .ht_master.handsontable {
    overflow: visible;
}

#editableTable {
    overflow-x: auto;
    display: block;
}

.wtHolder {
    width: auto !important;
    height: auto !important;
} */

.handsontable span.colHeader.columnSorting.ascending::before {    
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 10 10'%3E%3Cpolygon points='5,0 10,10 0,10' fill='white'/%3E%3C/svg%3E"); 
    transform: translate(5px, 2px);
}
.handsontable span.colHeader.columnSorting.descending::before {    
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 10 10'%3E%3Cpolygon points='0,0 10,0 5,10' fill='white'/%3E%3C/svg%3E"); 
    transform: translate(5px, 2px);
}

/* .handsontableInput {
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;

}

.handsontableInputHolder .ht_clone_master{
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
} */

.wtHolder {
    margin-right: 20px;
}

@media (min-width: 768px) {
    .container {
        display: flex;
        flex-direction: row;
        justify-content: flex-start;
        margin-left: 15px;
        margin-right: 15px;
    }
    .controlsContainer {
        flex: 1;
        min-width: 220px;
        margin-right: 30px;
    }
    .table-container {
        /*flex: 3;*/
        margin-top: 0;
    }
}
@media (max-width: 767px) {
    .container {
        display: block;
    }
    .controlsContainer {
        margin-bottom: 20px;
        position: relative;
    }
}