.header {
    font-size: 18px;
    font-weight: bold;
    color: black;

    position: sticky;

    top: 0px;
    left: 0;
    right: 0;
    
    height: 100%;
    max-height: 95px;

    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    background-color: var(--header-background-color);
    z-index: 1000;
}
.menu {
    display: flex;
    flex-direction: row;
    justify-content: space-evenly;
    height: 84px;
    gap: 10px;
    padding: 5px;
}
.option-block {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 5px 10px 5px 10px;
    border-radius: 20%;
    cursor: pointer;
    height: 60px;
    /* background: linear-gradient(135deg, rgba(25, 24, 24, 0.62), rgba(23, 23, 23, 0.664)); */
    /* box-shadow: 0 0px 5px 0 rgba(0, 0, 0, 0.267);
    box-shadow: 0 0px 5px 0 rgba(255, 255, 255, 0.267); */
    transition: box-shadow ease-in-out 0.25s;

}
.option-block:hover {
    box-shadow: 0px 0px 10px rgb(0, 0, 0); 
    box-shadow: 0 0px 5px 0 rgb(255, 255, 255);
}
.option-image {
    width: 50px;
}
.option-tooltip {
    font-weight: bold;
    font-size: 14px;
    position: absolute;
    visibility: visible;

    white-space: nowrap;
    
    color: rgb(89, 89, 89);
    color: white;
    font-weight: bold;
    bottom: 0px;
    cursor: default;
    z-index: 500;
}