#modal {
    position: fixed;
    top: 0;
    left: 320px;
    height: 100%;
    width: 100%;
    background-color: rgba(0,0,0,0.1);
    display: flex;
    justify-content: center;
    align-items: center;
}

.modal__window {
  position: relative;
  background-color: #C1C7CC;
  padding: 4em 2em;
}

.modal__close {
  position: absolute;
  top: 15px;
  right: 15px;
  color: black
}


#modal:not(:target) {
    visibility: hidden;
    opacity: 0;
}

.custom-select {
  position: relative;
  font-family: Arial;
}

.custom-select select {
  display: none; /*hide original SELECT element: */
}

.select-selected {
  background-color: DodgerBlue;
}

/* Style the arrow inside the select element: */
.select-selected:after {
  position: absolute;
  content: "";
  top: 14px;
  right: 10px;
  width: 0;
  height: 0;
  border: 6px solid transparent;
  border-color: #fff transparent transparent transparent;
}

/* Point the arrow upwards when the select box is open (active): */
.select-selected.select-arrow-active:after {
  border-color: transparent transparent #fff transparent;
  top: 7px;
}

/* style the items (options), including the selected item: */
.select-items div,.select-selected {
  color: #ffffff;
  padding: 8px 16px;
  border: 1px solid transparent;
  border-color: transparent transparent rgba(0, 0, 0, 0.1) transparent;
  cursor: pointer;
}

/* Style items (options): */
.select-items {
  position: absolute;
  background-color: gray;
  top: 100%;
  left: 0;
  right: 0;
  z-index: 99;
}

/* Hide the items when the select box is closed: */
.select-hide {
  display: none;
}

.select-items div:hover, .same-as-selected {
  background-color: rgba(0, 0, 0, 0.1);
}