@-webkit-keyframes pulse {
    0%, 40% {
        background: #fff
    }

    to {
        background: #333
    }
}

@-webkit-keyframes show {
    0%, 40% {
        opacity: 0
    }

    41%, to {
        opacity: 1
    }
}

@keyframes pulse {
    0%, 40% {
        background: #fdfdfd
    }

    to {
        background: #333
    }
}

@keyframes show {
    0%, 40% {
        opacity: 0
    }

    41%, to {
        opacity: 1
    }
}

body, html {
    background: #333;
    color: #fff;
    margin: 0;
    padding: 0;
    font-family: 'Sen', sans-serif
}

canvas {
    width: 100%;
    height: 100%
}

#container {
    top: 50%;
    position: absolute;
    transform: translateY(-50%)
}

.input-group * {
    box-sizing: border-box
}

.input-group > :first-child {
    margin-bottom: 5px;
    display: block
}

.input-group input[type=submit], .input-group > :nth-child(2), button {
    border: 2px solid transparent;
    padding: 6px 14px;
    background: #888;
    border-radius: 4px;
    color: #fff
}

.input-group input[type=submit], .input-group > :nth-child(2) {
    width: 400px;
    margin-bottom: 15px
}

.input-group input[type=submit], button {
    cursor: pointer;
    transition: background-color .5s ease;
    font-weight: 700
}

.input-group input[type=submit], button:hover {
    border: 2px solid #fff;
    background: #fff;
    color: #333
}

.input-group input[type=submit]:hover {
    background: #888;
    color: #fff
}

button + button {
    margin-left: 3px
}

#fpsLabel {
    position: absolute;
    left: 5px;
    top: 5px;
    color: #fff;
    cursor: default;
    background: #000;
    padding: 10px;
    display: none
}

#loading {
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    background: #333;
    z-index: 999
}

#inputForm, #loading .loader {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%)
}

#loading .loader {
    width: 118px;
    height: 118px
}

.loader-block {
    position: absolute;
    top: 0;
    left: 0;
    display: inline-block;
    opacity: 0;
    width: 2em;
    height: 2em;
    background: #fdfdfd;
    -webkit-animation: show .88s step-end infinite alternate, pulse .88s linear infinite alternate;
    animation: show .88s step-end infinite alternate, pulse .88s linear infinite alternate
}

.loader-block:nth-child(1) {
    -moz-transform: translate(0, 0);
    -ms-transform: translate(0, 0);
    -webkit-transform: translate(0, 0);
    transform: translate(0, 0);
    -webkit-animation-delay: .065s;
    animation-delay: .065s
}

.loader-block:nth-child(2) {
    -moz-transform: translate(2.66667em, 0);
    -ms-transform: translate(2.66667em, 0);
    -webkit-transform: translate(2.66667em, 0);
    transform: translate(2.66667em, 0);
    -webkit-animation-delay: .13s;
    animation-delay: .13s
}

.loader-block:nth-child(3) {
    -moz-transform: translate(5.33333em, 0);
    -ms-transform: translate(5.33333em, 0);
    -webkit-transform: translate(5.33333em, 0);
    transform: translate(5.33333em, 0);
    -webkit-animation-delay: .195s;
    animation-delay: .195s
}

.loader-block:nth-child(4) {
    -moz-transform: translate(0, 2.66667em);
    -ms-transform: translate(0, 2.66667em);
    -webkit-transform: translate(0, 2.66667em);
    transform: translate(0, 2.66667em);
    -webkit-animation-delay: .325s;
    animation-delay: .325s
}

.loader-block:nth-child(5) {
    -moz-transform: translate(2.66667em, 2.66667em);
    -ms-transform: translate(2.66667em, 2.66667em);
    -webkit-transform: translate(2.66667em, 2.66667em);
    transform: translate(2.66667em, 2.66667em);
    -webkit-animation-delay: .13s;
    animation-delay: .13s
}

.loader-block:nth-child(6) {
    -moz-transform: translate(5.33333em, 2.66667em);
    -ms-transform: translate(5.33333em, 2.66667em);
    -webkit-transform: translate(5.33333em, 2.66667em);
    transform: translate(5.33333em, 2.66667em);
    -webkit-animation-delay: .455s;
    animation-delay: .455s
}

.loader-block:nth-child(7) {
    -moz-transform: translate(0, 5.33333em);
    -ms-transform: translate(0, 5.33333em);
    -webkit-transform: translate(0, 5.33333em);
    transform: translate(0, 5.33333em);
    -webkit-animation-delay: .39s;
    animation-delay: .39s
}

.loader-block:nth-child(8) {
    -moz-transform: translate(2.66667em, 5.33333em);
    -ms-transform: translate(2.66667em, 5.33333em);
    -webkit-transform: translate(2.66667em, 5.33333em);
    transform: translate(2.66667em, 5.33333em);
    -webkit-animation-delay: .26s;
    animation-delay: .26s
}

.loader-block:nth-child(9) {
    -moz-transform: translate(5.33333em, 5.33333em);
    -ms-transform: translate(5.33333em, 5.33333em);
    -webkit-transform: translate(5.33333em, 5.33333em);
    transform: translate(5.33333em, 5.33333em)
}

.controls {
    text-align: center;
}

.small {
    font-size: 9px;
    color: #aaa
}