.slidecontainer {
    width: 100%;
}

/* The slider itself */
.slider {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 25px;
    background: var(--tertiary);
    opacity: 0.7;
    -webkit-transition: .2s;
    transition: opacity .2s;
    border: var(--secondary) 1px solid;
    border-radius: 20px;
}

/* Mouse-over effects */
.slider:hover {
    opacity: 1;
}

.slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 25px;
    height: 25px;
    background: var(--secondary);
    cursor: pointer;
    border-radius: 20px;
}

.slider::-moz-range-thumb {
    width: 25px;
    height: 25px;
    background: var(--secondary);
    cursor: pointer;
    border-radius: 20px;

}