body {
    background: #f1f5f8;
    color: #2E3444;
    text-align: center;
    font-family: 'Lato', sans-serif;
    margin: 0;
    padding: 0;
}
a.demo {
    background: #ff6873;
    color: #fff;
    text-decoration: none;
    border-radius: 2px;
    padding: 0 10px;
    font-size: 13px;
    text-transform: uppercase;
    display: inline-block;
    margin-bottom: 5px;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
    -webkit-transition: opacity .15s ease;
    transition: opacity .15s ease;
}
a:hover {
    opacity: .8;
}
h1 {
    margin: 50px 0 0;
    font-size: 2.5em;
    font-weight: 900;
}
h2 {
    font-size: 26px;
    line-height: 34px;
    font-weight: 300;
    letter-spacing: 1px;
    display: block;
    margin: 0;
    cursor: pointer;
    color: #ff6873;
    -webkit-tap-highlight-color: transparent;
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}
h3 {
    padding: 0;
    font-weight: 400;
}
p {
    font-size: 17px;
    line-height: 26px;
    position: relative;
    overflow: hidden;
    max-height: 1000em;
    margin: 10px 0 14px;
    z-index: 2;
    font-weight: 300;
}
p:last-child {
    margin-bottom: 0;
}
p code {
    background: #f5f5f5;
    border-radius: 3px;
    padding: 2px 5px;
    font-size: 15px;
    display: inline-block;
    line-height: 1;
}
ul {
    list-style: none;
    padding: 50px 30px;
    margin: 0 auto;
    max-width: 720px;
}
ul li {
    position: relative;
    padding: 0;
    margin: 0;
    padding: 18px 25px;
    border-top: 1px dotted #dce7eb;
    text-align: left;
    background: #fff;
}
ul li:first-of-type {
    border-top: none;
}
ul li i {
    position: absolute;
    margin-top: 14px;
    right: 30px;
}
ul li i::before, ul li i::after {
    content: "";
    position: absolute;
    width: 3px;
    height: 9px;
    background: #ff6873;
}
ul li i::before {
    -webkit-transform: translate(-2px, 0) rotate(45deg);
    transform: translate(-2px, 0) rotate(45deg);
}
ul li i::after {
    -webkit-transform: translate(2px, 0) rotate(-45deg);
    transform: translate(2px, 0) rotate(-45deg);
}
ul li input[type="checkbox"] {
    position: absolute;
    cursor: pointer;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    opacity: 0;
    padding: 0;
    margin: 0;
}
ul li input[type="checkbox"]:checked ~ p {
    margin: 0;
    max-height: 0;
    opacity: 0;
}
ul li input[type="checkbox"]:checked ~ i::before {
    -webkit-transform: translate(2px, 0) rotate(45deg);
    transform: translate(2px, 0) rotate(45deg);
}
ul li input[type="checkbox"]:checked ~ i::after {
    -webkit-transform: translate(-2px, 0) rotate(-45deg);
    transform: translate(-2px, 0) rotate(-45deg);
}
#swm {
    background: #2E3444;
    margin-bottom: 20px;
    font-weight: 300;
}