html {
    -webkit-text-size-adjust: 100%;
    -ms-text-size-adjust: 100%;
    height: 100%;
}

body {
    margin: 0;
    font-family: "Helvetica Neue", "Luxi Sans", "DejaVu Sans", Tahoma, "Hiragino Sans GB", "Microsoft Yahei", sans-serif;
    -webkit-font-smoothing: antialiased;
    color: #3b3e43;
    display: flex;
    flex-direction: column;
    min-height: 100%;
}

::-moz-selection {
    text-shadow: none;
    background: rgba(65, 131, 196, 0.4);
}

::selection {
    text-shadow: none;
    background: rgba(66, 133, 244, 0.4)
}

ul,
ol {
    margin: 0;
    padding: 0;
}

h1,
h2,
h3,
h4,
h5,
h6,
dl,
dd,
p {
    margin: 0;
}

article,
aside,
details,
figcaption,
figure,
footer,
header,
hgroup,
nav,
section {
    display: block;
}

audio,
canvas,
video {
    display: inline-block;
}

audio:not([controls]) {
    display: none;
}

a {
    outline: 0;
    text-decoration: none;
    color: #4285f4;
}

a:hover {
    text-decoration: underline;
}

sub,
sup {
    position: relative;
    font-size: 75%;
    line-height: 0;
    vertical-align: baseline;
}

sup {
    top: -0.5em;
}

sub {
    bottom: -0.25em;
}

img {
    max-width: 100%;
    vertical-align: middle;
    border: 0;
    height: auto;
    -ms-interpolation-mode: bicubic;
    overflow: hidden;
    font-size: 12px;
}

button,
input,
select,
textarea {
    margin: 0;
    font-size: 100%;
    vertical-align: middle;
    font-family: "Helvetica Neue", "Luxi Sans", "DejaVu Sans", Tahoma, "Hiragino Sans GB", "Microsoft Yahei", sans-serif;
    outline: none;
    border-width: 0;
}

button,
input {
    line-height: normal;
}

button::-moz-focus-inner,
input::-moz-focus-inner {
    padding: 0;
    border: 0;
}

button,
input[type="button"],
input[type="reset"],
input[type="submit"] {
    cursor: pointer;
    -webkit-appearance: button;
}

input[type="search"] {
    -webkit-box-sizing: content-box;
    -moz-box-sizing: content-box;
    box-sizing: content-box;
    -webkit-appearance: textfield;
}

input[type="search"]::-webkit-search-decoration,
input[type="search"]::-webkit-search-cancel-button {
    -webkit-appearance: none;
}

textarea {
    overflow: auto;
    resize: vertical;
}

svg {
    fill: currentColor;
    display: inline-block;
    stroke-width: 0;
    stroke: currentColor;
    width: 14px;
    height: 14px;
}

blockquote {
    margin: 0;
}

.ft-fade {
    color: rgba(0, 0, 0, 0.38);
}

.ft-center {
    text-align: center;
}

.fn-clear:before,
.fn-clear:after {
    display: table;
    content: "";
}

.fn-clear:after {
    clear: both;
}

.fn-20 {
    height: 20px;
}

.fn-50 {
    height: 50px;
}

.fn-100 {
    height: 100px;
}

.fn-left {
    float: left;
}

.fn-right {
    float: right;
}

.fn-flex {
    display: flex;
}

.fn-list {
    line-height: 30px;
    margin: 0 0 0 50px;
}

.fn-title {
    font-size: 50px;
    color: #3b3e43;
}

.fn-title2 {
    font-size: 38px;
    olor: #3b3e43;
}

.fn-border {
    border-bottom: 1px solid #e1e4e8;
}

.btn {
    color: #fff;
    background-color: #4285f4;
    border-radius: 3px;
    padding: 10px;
    text-align: center;
    font-size: 20px;
}

.btn--small {
    font-size: 14px;
    padding: 0 10px;
    line-height: 31px;
    margin-bottom: 10px;
}

.btn--red {
    background-color: #d23f31;
}

.btn:hover {
    text-decoration: none;
    animation: btnbg 3s infinite;
}

.btn:active {
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.25) inset;
}

.btn[disabled="true"] {
    opacity: 0.68;
    cursor: not-allowed;
}

@keyframes btnbg {
    0% {
        background-color: #4285f4;
    }

    25% {
        background-color: #d23f31;
    }

    50% {
        background-color: #3b3e43;
    }

    75% {
        background-color: #f1e05a;
    }
}


@keyframes zomg {
    0% {
        color: #4285f4
    }

    25% {
        color: #d23f31
    }

    50% {
        color: #3b3e43
    }

    75% {
        color: #f1e05a
    }
}

.wrapper {
    max-width: 1024px;
    margin: 0 auto;
    padding: 0 10px;
    flex: 1;
    width: 100%;
    box-sizing: border-box;
}

.header-logo:hover {
    animation: zomg 3s infinite;
}

.header {
    position: relative;
    z-index: 1;
}

.header img {
    float: left;
    height: 46px;
    width: 46px;
    margin: 10px 10px 10px 20px;
}

.header h1 {
    float: left;
    font-size: 24px;
    margin-top: 15px;
    line-height: 36px;
    color: #3b3e43;
}

.header div {
    float: right;
    line-height: 66px;
}

.header-fixed {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1600;
    background-color: #fff;
    box-shadow: rgba(0, 0, 0, 0.05) 0 1px 7px;
    border-bottom: 1px solid #e1e4e8;
}

.header-a {
    position: relative;
    transition-property: color;
    transition-duration: .3s;
    display: inline-block;
    color: rgba(0, 0, 0, 0.87);
    padding: 0 20px 0 17px;
    float: left;
    cursor: pointer;
}

.header-a.current,
.header-a:hover {
    color: #fff;
    text-decoration: none;
    background-color: transparent;
}

.header-a:before {
    content: "";
    position: absolute;
    z-index: -1;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #3b3e43;
    transform: scaleY(0);
    transform-origin: 50% 100%;
    transition: transform .3s ease-out;
    margin-left: -3px;
}

.header-a.current:before,
.header-a:hover:before {
    transform: scaleY(1);
}

.header-green:before {
    background-color: #4285f4;
}

.header-yellow:before {
    background-color: #f1e05a;
}

.header-red.current:before,
.header-red:before {
    background-color: #d23f31;
}

.footer {
    color: #7d8186;
    line-height: 24px;
    padding: 21px 0;
    background-color: #3b3e43;
    font-size: 14px;
}

.footer a {
    color: #afb1b3;
}

.footer a:hover {
    color: #888f91;
    text-decoration: none;
}

.panel-wrap {
    padding: 0 50px;
}

.panel-abstract {
    align-self: center;
    text-align: center;
    max-width: 380px;
    min-width: 258px;
    margin: 0 auto;
}

.panel-abstract img {
    box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
    border-radius: 10px;
}

.panel-content {
    flex: 1;
    align-self: center;
}

.panel-split {
    width: 50px;
}

.contact-item {
    width: 30%;
    float: left;
    margin-left: 5%;
    box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
    border-radius: 10px;
    padding: 10px 10px 30px;
    box-sizing: border-box;
    transition: all .15s ease-in-out;
    text-align: center;
    font-size: 20px;
    line-height: 36px;
    color: #3b3e43;
}

.contact-item:first-child {
    margin-left: 0;
}

.contact-item:hover {
    color: #fff;
    text-decoration: none;
    background-color: #4285f4;
}

.contact-item--red:hover {
    background-color: #d23f31;
}

.contact-item--black:hover {
    background-color: #3b3e43;
}

.contact-item svg {
    display: block;
    height: 60px;
    width: 60px;
    margin: 30px auto;
}

.header-a .details {
    display: none;
    padding: 5px 0;
    -webkit-animation-duration: .15s;
    animation-duration: .15s;
    -webkit-animation-name: scale-in;
    animation-name: scale-in;
    -webkit-animation-timing-function: cubic-bezier(.2, 0, .13, 1.5);
    animation-timing-function: cubic-bezier(.2, 0, .13, 1.5);
    position: absolute;
    background-color: #fff;
    line-height: 20px;
    box-shadow: 0 1px 2px rgba(0, 0, 0, .06);
    border: 1px solid #eee;
    border-radius: 3px;
    min-width: 180px;
    right: 0;
    z-index: 100
}

.header-a .details .item {
    display: block;
    text-shadow: 0 1px 0 #fff;
    position: relative;
    padding: 5px 10px;
    color: #616161;
    font-weight: 400;
    width: 100%;
    box-sizing: border-box;
    word-break: break-all;
    line-height: 24px;
}

.header-a .details .item:hover {
    text-decoration: none;
    background-color: #4285f4;
    color: #fff;
    text-shadow: none
}

.header-a .details:after, .header-a .details:before {
    top: -14px;
    right: 12px;
    left: auto;
    position: absolute;
    border: 7px solid transparent;
    border-bottom: 7px solid #fff;
    content: " "
}

.header-a .details:before {
    border-width: 8px;
    border-bottom-color: #eee;
    top: -16px;
    right: 11px
}

.header-a.details-summary {
    position: relative;
}

.header-a.details-summary:hover .details {
    display: block;
}

@keyframes scale-in {
    0% {
        opacity: 0;
        transform: scale(.5)
    }

    to {
        opacity: 1;
        transform: scale(1)
    }
}

@media (max-width: 768px) {

    .header-logo h1 {
        display: none;
    }

    .contact-item {
        width: 100%;
        margin: 50px 0 0 0;
        box-shadow: none;
    }

    .contact-item:first-child {
        margin-top: 0;
    }

    .footer .fn-right {
        float: none;
    }

    .fn-flex {
        flex-direction: column;
    }

    .fn-flex-reverse {
        flex-direction: column-reverse;
    }

    .fn-100 {
        height: 50px;
    }

    .fn-50 {
        height: 20px;
    }

    .fn-20 {
        height: 20px;
    }

    .panel-split {
        width: 0;
        height: 20px;
    }

    .panel-wrap {
        padding: 0 20px;
    }

    .header-a {
        padding: 0 8px;
    }

    .fn-list {
        margin: 0 0 0 20px;
    }
}