html {
    background-color: #dd7721;
    /* background-image: linear-gradient(270deg,rgb(230,233,233) 0%,rgb(216,221,221) 100%);
    background-image: -o-linear-gradient(270deg,rgb(230,233,233) 0%,rgb(216,221,221) 100%);
    background-image: -moz-linear-gradient(270deg,rgb(230,233,233) 0%,rgb(216,221,221) 100%);
    background-image: -webkit-linear-gradient(270deg,rgb(230,233,233) 0%,rgb(216,221,221) 100%);
    background-image: -ms-linear-gradient(270deg,rgb(230,233,233) 0%,rgb(216,221,221) 100%);
    */
}

body {
    /*
    margin: 1em auto;
    padding: 0.5em 1em 2em 2em;
    max-width: 800px;
    font-family: source-sans-pro, "Helvetica Neue", Helvetica, Arial, sans-serif;
    font-size: 16px;
    line-height: 1.4em;
    color: #545454;
    background-color: #ffffff;
    border-radius: 15px;
    -webkit-box-shadow: 0 0 2px rgba(0, 0, 0, 0.06);
    -moz-box-shadow: 0 0 2px rgba(0, 0, 0, 0.06);
    box-shadow: 0 0 2px rgba(0, 0, 0, 0.06);
    -webkit-font-smoothing: antialiased;
    */
}

.shadow {
    margin: 1em auto;
    padding: 0.5em 1em 2em 2em;
    max-width: 800px;
    font-family: source-sans-pro, "Helvetica Neue", Helvetica, Arial, sans-serif;
    font-size: 16px;
    line-height: 1.4em;
    color: #545454;
    background-color: #ffffff;
    border-radius: 15px;
    -webkit-box-shadow: 0 0 20px 5px rgba(0, 0, 0, 0.1);
    -moz-box-shadow: 0 0 20px 5px rgba(0, 0, 0, 0.1);
    box-shadow: 0 0 20px 5px rgba(0, 0, 0, 0.1);
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
    color: #a3842e;
    font-weight: 600;
    line-height: 1.3em;
}

h2 {
    margin-top: /*1.3em;*/ 0.5em;
}

hr {
}

subtitle {
    display:block;
    text-align:center;
}

question, em, subtitle {
    color: #a3842e;
    font-weight: bolder;
    font-style:normal;
}

question {
    font-size:large;
}

iframe {
    display:block;
    margin-left:auto;
    margin-right:auto;
}

a {
    color: #0083e8; 
}

b, strong {
    font-weight: 600;
}

samp {
    /* hide tutorial instructions so they don't show in the browser */
    display: none;
}

img {
    background: transparent;
    /*border: 10px solid rgba(0, 0, 0, 0.12);
    border-radius: 4px;*/
    display: block;
    margin: 1.3em auto;
    max-width: 95%;
    -webkit-animation: colorize 2s cubic-bezier(0, 0, .78, .36) 1;
}

@keyframes colorize {
    0% {
        -webkit-filter: grayscale(100%);
    }
    100% {
        -webkit-filter: grayscale(0%);
    }
}

@-webkit-keyframes colorize {
    0% {
        -webkit-filter: grayscale(100%);
    }
    100% {
        -webkit-filter: grayscale(0%);
    }
}