@charset "UTF-8";
/* CSS Document */
body,html{
    margin:0px;
    border:0px;
    padding:0px;
    font-family: 'Roboto', sans-serif;
}

/* #### Tablets Portrait or Landscape #### */
@media screen and (min-width: 1000px) {
    .grid {
        padding: 0px;
        width: 91%;
        margin: 0px auto;
        border: 1px solid #333;
        min-width: 95%;
    }
    .content01{

        width:600px;
        margin:0px;
    }

    /* #### Tablets Portrait or Landscape #### */
    @media screen and (min-width: 768px) and (max-width: 1000px){
        .content01{
            margin:30px;
        }
    }


    * {
        -webkit-box-sizing: border-box;
        -moz-box-sizing: border-box;
        box-sizing: border-box;
    }

    body {
        font-family: sans-serif;
    }

    /* ---- button ---- */

    .button {
        display: inline-block;
        padding: 0.5em 1.0em;
        margin-bottom: 10px;
        background: #EEE;
        border: none;
        border-radius: 7px;
        background-image: linear-gradient( to bottom, hsla(0, 0%, 0%, 0), hsla(0, 0%, 0%, 0.2) );
        color: #222;
        font-family: sans-serif;
        font-size: 16px;
        text-shadow: 0 1px white;
        cursor: pointer;
    }

    .button:hover {
        background-color: #8CF;
        text-shadow: 0 1px hsla(0, 0%, 100%, 0.5);
        color: #222;
    }

    .button:active,
    .button.is-checked {
        background-color: #28F;
    }

    .button.is-checked {
        color: white;
        text-shadow: 0 -1px hsla(0, 0%, 0%, 0.8);
    }

    .button:active {
        box-shadow: inset 0 1px 10px hsla(0, 0%, 0%, 0.8);
    }

    /* ---- button-group ---- */

    .button-group:after {
        content: '';
        display: block;
        clear: both;
    }

    .button-group .button {
        float: left;
        border-radius: 0;
        margin-left: 0;
        margin-right: 1px;
    }

    .button-group .button:first-child { border-radius: 0.5em 0 0 0.5em; }
    .button-group .button:last-child { border-radius: 0 0.5em 0.5em 0; }

    /* ---- grid ---- */

    .grid {
        border: 0px solid #FFF;
    }

    /* clear fix */
    .grid:after {
        content: '';
        display: block;
        clear: both;
    }

    /* ---- .element-item ---- */

    .element-item {
        position: relative;
        float: left;
        width: 100px;
        height: 100px;
        margin: 5px;
        padding: 10px;
        background: #888;
        color: #262524;
    }

    .element-item > * {
        margin: 0;
        padding: 0;
    }

    .element-item .name {
        position: absolute;

        left: 10px;
        top: 60px;
        text-transform: none;
        letter-spacing: 0;
        font-size: 12px;
        font-weight: normal;
    }

    .element-item .symbol {
        position: absolute;
        left: 10px;
        top: 0px;
        font-size: 42px;
        font-weight: bold;
        color: white;
    }

    .element-item .number {
        position: absolute;
        right: 8px;
        top: 5px;
    }

    .element-item .weight {
        position: absolute;
        left: 10px;
        top: 76px;
        font-size: 12px;
    }

    .element-item.alkali          { background: #F00; background: hsl(   0, 100%, 50%); }
    .element-item.alkaline-earth  { background: #F80; background: hsl(  36, 100%, 50%); }
    .element-item.lanthanoid      { background: #FF0; background: hsl(  72, 100%, 50%); }
    .element-item.actinoid        { background: #0F0; background: hsl( 108, 100%, 50%); }
    .element-item.transition      { background: #0F8; background: hsl( 144, 100%, 50%); }
    .element-item.post-transition { background: #0FF; background: hsl( 180, 100%, 50%); }
    .element-item.metalloid       { background: #08F; background: hsl( 216, 100%, 50%); }
    .element-item.diatomic        { background: #00F; background: hsl( 252, 100%, 50%); }
    .element-item.halogen         { background: #F0F; background: hsl( 288, 100%, 50%); }
    .element-item.noble-gas       { background: #F08; background: hsl( 324, 100%, 50%); }