table {
  width: 100%;
  border: 1px solid black;
  border-radius: 5px;
  margin: auto;
}

tr, th, td {
  padding: 3px;
}

/* ----------------------------------------------------- */
html, body {
  height: 100%;
  margin: 0;
  padding: 0;

  font-family: Verdana, Geneva, Tahoma, sans-serif;
  font-size: 14px;
  background-color: rgb(255, 242, 220);
}

.contenedor {
  display: flex;
  flex-direction: column;
  height: 100vh;
}

.seccion.seleccionados {
  flex-basis: 30%;
  flex-shrink: 0;
  overflow-y: scroll;
  scrollbar-color: rgb(0, 140, 255) rgb(186, 218, 236);
  margin-left: 2px;
}

.seccion.busquedas {
  flex: 1;
  overflow-y: scroll;
  padding-bottom: 5px;
  scrollbar-color: rgb(0, 156, 65) rgb(185, 211, 155);
  margin-left: 2px;
}

#tab_busq tr:nth-child(odd) {
  background-color: #E0E0E0;
}
#tab_busq tr:nth-child(even) {
  background-color: #F5F5F5;
}

#tab_sels tr:nth-child(odd) {
  background-color: #E4E4E4;
}
#tab_sels tr:nth-child(even) {
  background-color: #F5F5F5;
}

/* ----------------------------------------------------- */
.barra-divisoria {
  height: 10px;
  background: #aaa;
  cursor: row-resize;
  position: relative;
}

.icono-barra {
  position: absolute;
  top: 46%;
  left: 50%;
  transform: translate(-50%, -54%);
  font-size: 38px;
  color: rgb(0, 143, 55);
}

/* ----------------------------------------------------- */
.span_busc {
  border: 1px solid black;
  border-radius: 5px;
  margin-right: 5px;
  padding: 3px
}

/* ----------------------------------------------------- */
.mensa {
  font-family: Verdana, Geneva, Tahoma, sans-serif;
  font-size: 18px;
  color: white;
  border-radius: 5px; /* Borde del boton */
  background-color: gray; /* Color de fondo */
  padding: 20px 20px; /* Relleno del boton */
  position: fixed;
  top: 100px;
  right: 25%;
  left: 25%;
  height: auto;
}