.fv-slider {
    width: 100%;
    -webkit-appearance: none;
    appearance: none;
    height: 15px;
    background: #ddd;
    outline: none;
    opacity: 0.7;
    transition: opacity .2s;
}

.fv-slider:hover {
    opacity: 1;
}

.fv-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 25px;
    height: 25px;
    background: #4CAF50;
    cursor: pointer;
}

.fv-slider::-moz-range-thumb {
    width: 25px;
    height: 25px;
    background: #4CAF50;
    cursor: pointer;
}

.fv-frame-label {
    font-size: 1em;
    color: #333;
    margin-top: 10px;
}

.fv-slider-container {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 10px;
}

.fv-button.play-button,
.fv-button.pause-button {
    width: 30px;
    height: 30px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(255, 255, 255, 0.8);
    border: 1px solid #ccc;
    border-radius: 5px;
    transition: background-color 0.3s ease;
    margin-right: 10px;
}

.fv-button.play-button::before,
.fv-button.pause-button::before {
    content: '';
    display: inline-block;
    width: 0;
    height: 0;
}

.fv-button.play-button::before {
    border-left: 15px solid black;
    border-top: 10px solid transparent;
    border-bottom: 10px solid transparent;
}

.fv-button.pause-button::before {
    content: '';
    display: inline-block;
    width: 15px;
    height: 20px;
    background: linear-gradient(to right, black 0%, black 40%, transparent 40%, transparent 60%, black 60%, black 100%);
}

.fv-button.play-button:hover,
.fv-button.pause-button:hover {
    background-color: rgba(200, 200, 200, 0.8);
}

.fv-button.play-button:active,
.fv-button.pause-button:active {
    background-color: rgba(150, 150, 150, 0.8);
}

.fv-preload-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.5);
    color: black;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 20px;
}

.fv-frame-image {
    width: 100%;
}