body{
    margin: 0;
    padding: 0;
    font-family: 'Arial', sans-serif;
    font-size: 16px;
}
.btn-primary{
    background-color: #d3d3d3;
    padding: 10px 20px;
    margin: 10px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    color: #000;
    font-weight: bold;
    font-size: 12px;
    transition: background-color 0.3s ease;
    &:hover{
        background-color: #d3d3d3;
    }
    font-size: 12px;
}
#background-wrapper{
    width: 100vw;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 80vh;
    font-weight: bold;
    
}

/* Hover zone to reveal menu on desktop (left edge) */
#hover-zone{
    position: fixed;
    top: 0;
    left: 0;
    width: 10vw;
    height: 100vh;
    z-index: 20;
    /*border: 1px solid red;*/
}

/* Sliding Options Menu */
#options-menu{
    position: fixed;
    top: 0;
    left: 0;
    width: 300px;
    max-width: 80vw;
    height: 100vh;
    font-size: 12px;
    background: rgba(0,0,0,0.85);
    color: #fff;
    transform: translateX(-100%);
    transition: transform 0.3s ease;
    padding: 16px 16px 24px;
    z-index: 30;
    box-sizing: border-box;
    overflow-y: auto;
}

#options-menu.open{
    transform: translateX(0);
}

#options-menu h2{
    margin: 0 0 12px;
    font-size: 18px;
}

#menu-close{
    position: absolute;
    top: 8px;
    right: 8px;
    background: transparent;
    color: #fff;
    border: none;
    font-size: 20px;
    cursor: pointer;
}

#options-form fieldset{
    border: 1px solid rgba(255,255,255,0.2);
    padding: 8px 12px 12px;
    margin: 0 0 12px;
}

#options-form legend{
    padding: 0 4px;
}
#options-menu-logo{
    width: 250px;
    height: 60px;
    fill: #fff;
}
.range-group{
    display: flex;
    gap: 8px;
}

.colors-grid{
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 6px 12px;
}

.arrows-grid{
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 6px 8px;
}

.actions{
    display: flex;
    gap: 8px;
    justify-content: flex-end;
}

.red{
    background-color: red;
    color: white;
}
.blue{
    background-color: blue;
    color: white;
}

.yellow{
    background-color: yellow;
    color: blue;
}

.white{
    background-color: white;
    color: red;
}

.green{
    background-color: green;
    color: white;
}

.purple{
    background-color: purple;
    color: white;
}

.black{
    background-color: black;
    color: white;
}
.orange{
    background-color: orange;
    color: black;
}
/* Pause/Resume Button */
.pause-btn{
    background-color: #d3d3d3;
    color: #000;
    border: 2px solid #999;
    border-radius: 5px;
    padding: 10px 20px;
    font-size: 14px;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
    margin-top: 8px;
}

.pause-btn:hover{
    background-color: #e0e0e0;
    border-color: #666;
}

.pause-btn:active{
    transform: scale(0.98);
}

.pause-btn.paused{
    background-color: #ff6b6b;
    border-color: #ff4444;
    color: white;
}

.pause-btn.paused:hover{
    background-color: #ff5252;
    border-color: #ff3333;
}

/* Logo Watermark */
.logo-watermark-container{
    width: 300px;
    height: 70px;
}
.logo-watermark{
    position: fixed;
    bottom: 30px;
    left: 50%;
  transform: translateX(-50%);
    width: 300px;
    height: 70px;
    z-index: 10;
    pointer-events: none;
    opacity: 0.4;    
    
    fill: #333333;
}