:root {
    --black: #000000;
    --black-light: #1f1f1f;
    --white: #ffffff;
    --gray-dark: #4a4a4a;
    --gray-medium: #7d7d7d;
    --gray-light: #d3d3d3;
    --gray-lighter: #f0f0f0;
}

* {
    margin: 0;
    padding: 0;
}

footer {
    position: fixed;
    bottom: 0;
    width: 100%;
    background-color: var(--black); 
    color: var(--white); 
    text-align: center;
    padding: 10px;

    display: flex;
    flex-direction: column;

}

#songInfo {
    position: absolute;
    left: 0;
    margin-left: 0.9vw;

    font-size: x-large;  
    
    display: flex;
    align-items: center;
    justify-content: center;

    flex-direction: row;
}

#buttonsFooter {
    text-align: center;
}

footer button {
    color: var(--black-light);
    border: 4px solid var(--white);
    padding: 18px 18px;
    text-align: center;
    display: inline-block;
    cursor: pointer;
    border-radius: 12px;
    transition-duration: 0.2s; 
    margin: 8px;

}

footer button:hover {
    background-color: var(--black); 
    color: var(--white); 
}

.btn_song {
    margin: 0px;
    padding: 1%;
    width: 100%;
    background-color: var(--black-light);
    color: var(--white); 

    border: none; 
    border-radius: 0;

    cursor: pointer;

    display: flex;
    justify-content: left;
    align-items: center;
}

.btn_song:hover {
    background-color: var(--gray-lighter);
    color: var(--black-light);
}

hr {
    margin: 0px;
    padding: 0px;
}

.indexSong {
    display: inline-block;
    width: 24px; 

    text-align: center;
}

input[type=range] {
    outline: none;
    opacity: 0.7;
    transition: opacity .2s;
    display: flex;
    justify-content: center;
    align-self: center;
}

input[type=range]:hover {
    opacity: 1;
}

.cover {
    margin-right: 15px;

    width: 40px;
    height: 40px;

}

#progressbar {
    width: 70vw;
    margin: 10px;
}

.progressDiv {
    display: flex;
    justify-content: center;
    align-self: center;
}

.progressDiv span {
    font-size: large;
}

#playerCurrentTime {
    margin: auto 10px auto auto;

}

#playerDuration {
    margin: auto auto auto 10px;
}

#songList {
    overflow-y: scroll;
}

.onHoverOptions button {
    color: var(--black);
    border: 3px solid var(--black-light);
    padding: 3px 3px;
    text-align: right;
    display: inline-block;
    cursor: pointer;
    border-radius: 100px;
    transition-duration: 0.2s; 
    margin: auto;

}

.onHoverOptions button:hover {
    background-color: var(--black); 
    color: var(--white); 
}