*, *:after, *:before {
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
}
.clearfix:before, .clearfix:after {
    content: '';
    display: table;
}
.clearfix:after {
    clear: both;
}
.container {
    overflow: hidden;
}
a {
    color: rgba(0, 0, 0, 0.4);
    text-decoration: none;
    outline: none;
}
a:hover, a:focus {
    color: #fff;
}
.codrops-header {
    position: relative;
    margin: 0 auto;
    padding: 4em 1em 0;
    text-align: center;
}
.codrops-header h1 {
    margin: 0;
    font-weight: 800;
    font-size: 2.4em;
    letter-spacing: -0.4px;
    color: #333;
}
.codrops-header h2 {
    color: #FFFFFF;
    font-size: 1.8em;
    font-weight: 400;
}
.codrops-header h1 span {
    display: block;
    padding: 0.3em 0 2em;
    font-size: 0.45em;
}
.codrops-demos a {
    text-transform: uppercase;
    letter-spacing: 1px;
    margin: 10px;
}
.codrops-demos a.current-demo {
    color: #fff;
}
/* To Navigation Style */
.codrops-top {
    width: 100%;
    text-transform: uppercase;
    font-weight: 700;
    font-size: 0.69em;
    line-height: 2.2;
}
.codrops-top a {
    display: inline-block;
    padding: 0 1em;
    text-decoration: none;
    letter-spacing: 1px;
}
.codrops-top span.right {
    float: right;
}
.codrops-top span.right a {
    display: block;
    float: left;
}
.codrops-icon:before {
    margin: 0 4px;
    text-transform: none;
    font-weight: normal;
    font-style: normal;
    font-variant: normal;
    font-family: 'codropsicons';
    line-height: 1;
    speak: none;
    -webkit-font-smoothing: antialiased;
}
.codrops-icon-drop:before {
    content: "\e001";
}
.codrops-icon-prev:before {
    content: "\e004";
}
section {
    padding: 0em 3% 4em;
    text-align: center;
    font-size: 1.5em;
}
.related > a {
    border: 3px solid rgba(0, 0, 0, 0.4);
    ;
    display: inline-block;
    text-align: center;
    margin: 20px 10px;
    padding: 25px;
    -webkit-transition: color 0.3s, border-color 0.3s;
    transition: color 0.3s, border-color 0.3s;
}
.related a:hover {
    border-color: #fff;
}
.related a img {
    max-width: 100%;
    opacity: 0.8;
    -webkit-transition: opacity 0.3s;
    transition: opacity 0.3s;
}
.related a:hover img, .related a:active img {
    opacity: 1;
}
.related a h3 {
    margin: 0;
    padding: 0.5em 0 0.3em;
    max-width: 300px;
    text-align: left;
    font-size: 0.75em;
}
@media screen and (max-width: 25em) {
    .codrops-icon span {
        display: none;
    }
}
@media screen and (min-width: 601px) and (max-width: 991px) {
    .sumario {
        width: 85%;
        font-size: 120%;
        margin: 0 auto;
        color: #333;
    }
}
@media screen and (max-width: 499px) {
    .codrops-header h1 {
        font-size: 2.4em;
        line-height: 1.2;
    }
    .sumario {
        font-size: 115%;
        letter-spacing: -0.3px;
    }
}
@media screen and (max-width: 389px) {
    .codrops-header h1 {
        font-size: 2.0em;
        line-height: 1.1;
        letter-spacing: -0.3px;
    }
    .sumario {
        font-size: 105%;
        letter-spacing: -0.5px;
    }
}
@media screen and (max-width: 330px) {
    .codrops-header h1 {
        font-size: 1.8em;
        line-height: 1.1;
        letter-spacing: -0.3px;
    }
    .sumario {
        font-size: 95%;
        letter-spacing: -0.6px;
    }
}