/* ----- Assignment Tables */
.quartet-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr); /* 3 quartets × 2 sub-columns */
    grid-auto-rows: auto;
    font-family: sans-serif;
    text-align: center;
    width: 100%;
}

.quartet-grid > div {
    border: 1px solid var(--menu_bg_color_hover);
    padding: 6px;
}

.header-main {
    font-weight: bold;
    color: #555;
}

.header-sub {
    color:#555;
}

.hdr_qt_1 {
    background-color: #F6F574;
}

.hdr_qt_2 {
    background-color: #00FF00;
}

.hdr_qt_3 {
    background-color: #FFB3B3;
}

.hdr_qt_4 {
    background-color: #AEEFFA;
}

.hdr_qt_5 {
    background-color: #E8A5FF;
}

.hdr_qt_6 {
    background-color: #DCDCDC;
}

.quartet-grid > .qt_tbl_data:nth-child(2n) {
  border-right-width: 4px;
}

.quartet-grid > .header-sub:nth-child(2n) {
  border-right-width: 4px;
}

.quartet-grid > .header-main {
  border-right-width: 4px;
}

.quartet-grid > div[style*="grid-column: 1"] {
  border-left-width: 4px;
}

.quartet-grid > .header-sub-1 {
  border-left-width: 4px;
}


/* ---- quartet table 2 ------- */

.quartet-grid-2 {
    display: grid;
    grid-template-columns: repeat(5, 1fr); /* 5 columns */
    grid-template-rows: repeat(13, auto);  /* 13 rows */
    width: 100%;
    max-width: 600px;
    font-family: sans-serif;
}

.quartet-grid-2 > div {
    border: 1px solid #666;
    padding: 8px;
    text-align: center;
}

.qt_tbl_hdr_2 {
    font-weight: normal;
}

.qt_tbl_sect_2 {
    font-weight: normal;
}

.qt_tbl_qt_1 {
    background: #F6F574;
}

.qt_tbl_qt_2 {
    background: #00FF00;
}

.qt_tbl_qt_3 {
    background: #FFB3B3;
}

.qt_tbl_qt_4 {
    background: #AEEFFA;
}

.qt_tbl_qt_5 {
    background: #E8A5FF;
}

.qt_tbl_qt_6 {
    background: #DCDCDC;
}

#violin_title {
  position: relative;
  display: inline-block;
}

#violin_title img {
  display: block;
  width: 100%;
  height: auto;
}

#violin_title_para {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%); /* Perfect centering */
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  color: white; /* Set text color for visibility */
  background: rgba(0, 0, 0, 0.4);
  padding-top: 1rem;
  padding-bottom: 1rem;
  width:100%;
}

#violin_title_text {
  margin: 0;
  font-size: 1rem;
}

#violin_title_subtext {
  margin: 0.5rem 0 0;
  font-size: 1.2rem;
}

@media (min-width: 700px)
{
    #violin_title_text {
	margin: 0;
	font-size: 2rem;
    }

    #violin_title_subtext {
	margin: 0.5rem 0 0;
	font-size: 1.5rem;
    }
}

@media (min-width: 1100px)
{
}