html,
body,
.app {
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100%;

    background-color: #112;
    color: white;
}

.progress {
    max-width: 30%;
    margin: 45vh auto 55vh auto;
}

.app {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;

    background: linear-gradient(to right, #010315, #131526);
}

.sequencer,
.controls {
    width: 80vw;
}
.controls {
    display: flex;
    flex-direction: row;
    justify-content: space-around;
}
.control {
    text-align: center;
}
.control input {
    margin-bottom: 20px;
}
.select-wrapper span.caret {
    color: inherit; /* Override materialize.css black */
}
.select-wrapper input.select-dropdown {
    margin-bottom: 10px;
}
.input-field {
    margin-top: 0;
}
input[type="range"] {
    border: 0;
}
input[type="range"] + .thumb {
    background-color: #2196f3;
}
input[type="range"]::-webkit-slider-thumb {
    background-color: #2196f3;
}
input[type="range"]::-moz-range-thumb {
    background-color: #2196f3;
}
input[type="range"]::-ms-thumb {
    background-color: #2196f3;
}
.control .share {
    margin-top: 10px;
}
.midi-output {
    max-width: 200px;
    margin: 0 auto;
}

.sequencer {
    position: relative;
    height: 70vh;
    margin: 70px 0;
    display: flex;
    flex-direction: row;
    perspective: 1000px;
    transform-style: preserve-3d;
}
.sequencer .legend {
    flex: 0.75;
    display: flex;
    flex-direction: column;
}
.drum-class {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    margin: 2.5px;

    font-size: 12px;
    color: #999;
}
.sequencer .steps {
    flex: 9;
    display: flex;
    flex-direction: row;
}
.step {
    flex: 1;
    display: flex;
    flex-direction: column;
    transform-style: preserve-3d;
}
.steps {
    transform-style: preserve-3d;
}
.gutter {
    width: 5px;
}
.gutter.seed-marker {
    background-color: #aaa;
    margin: 0 10px;
    cursor: move;
}
.gutter.seed-marker:hover {
    background-color: white;
}
.cell {
    margin: 2.5px 0;
    background-color: rgba(100, 100, 100, 0.1);
    border: 1px solid rgba(100, 100, 100, 0.2);
    border-radius: 3px;
    z-index: 0;
    transition: background-color 0.3s ease;
}

.cell:hover {
    background-color: rgba(100, 100, 100, 0.5);
}
.step:not(.regenerating) .cell.on {
    background-color: #64b5f6;
    opacity: 1;
}

.step.seed .cell.on {
    background-color: #e91e63;
}

.regenerate {
    position: absolute;
    visibility: hidden;
    font-size: 30px;
    line-height: 56px;
}

.kick {
    flex: 2;
    margin-bottom: 10px;
}
.snare {
    flex: 1;
    margin-top: 10px;
    margin-bottom: 10px;
}
.hi-hat-closed {
    flex: 1;
    margin-top: 10px;
}
.hi-hat-open {
    flex: 1;
    margin-bottom: 10px;
}
.tom-low {
    flex: 1;
    margin-top: 10px;
}
.tom-mid {
    flex: 1;
}
.tom-high {
    flex: 1;
    margin-bottom: 10px;
}
.clap {
    flex: 1;
    margin-top: 10px;
}
.rim {
    flex: 1;
}

.info {
    max-width: 50%;
    margin: 100px auto;
    text-align: center;
}