/* Global Styles */

:root {
    --primary-color-dark: #2c3e50;
    --primary-color-light: #34495e;
    --secondary-color: #95a5a6;
    --container-bg: #ecf0f1;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: var(--secondary-color);
    font-family: "Barlow", sans-serif;
    color: var(--primary-color-dark);
    display: flex;
    align-items: center;
    width: 100vw;
    height: 100vh;
    font-size: 18px;
    transition: background-color 500ms;
    -webkit-transition: background-color 500ms;
    -moz-transition: background-color 500ms;
    -ms-transition: background-color 500ms;
    -o-transition: background-color 500ms;
}

header {
    font-size: 2.5rem;
    font-weight: 800;
    text-transform: uppercase;
    height: 60px;
    display: table;
    vertical-align: middle;
    margin: auto;
}

.body {
    display: flex;
    height: 90%;
    position: relative;
}

.container {
    position: relative;
    height: 750px;
    width: 70%;
    margin: auto;
    padding: 50px;
    background-color: var(--container-bg);

    border-radius: 15px;
    -webkit-box-shadow: 0px 0px 9px 0px #ffffff;
    box-shadow: 0px 0px 9px 0px #ffffff;
}

.body aside {
    height: 100%;
    width: 20%;
}

aside ul {
    list-style: none;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: space-evenly;
}

aside li a {
    text-decoration: none;
    background: var(--secondary-color);
    padding: 15px;
    border-radius: 15px;
    color: var(--primary-color-light);
    width: 100%;
    display: block;
    text-align: center;
    margin: auto;
    min-width: 100px;
    transition: background 500ms, color 500ms;
    -webkit-transition: background 500ms, color 500ms;
    -moz-transition: background 500ms, color 500ms;
    -ms-transition: background 500ms, color 500ms;
    -o-transition: background 500ms, color 500ms;
}

aside li a:hover {
    background: var(--primary-color-light);
    color: var(--secondary-color);
}

.contents {
    width: 80%;
    margin: 25px 0 0 55px;
    overflow: auto;
}

.contents ul {
    list-style: none;
    margin-left: 30px;
}

.contents ol {
    margin-left: 30px;
}

.contents ul li span,
.contents ol li span {
    line-height: 55px;
    margin-left: 15px;
}

.contents h1 {
    padding: 25px 0;
}

.contents table {
    width: 100%;
    border-collapse: collapse;
}

.contents table tr,
.contents table th,
.contents table td {
    border: 1px solid var(--primary-color-light);
    padding: 10px;
}

.contents table tr:nth-child(even) {
    background-color: var(--secondary-color);
}

.contents .col {
    columns: 2;
}

.title {
    position: relative;
    font-size: 24px;
}

.title::after {
    content: " ";
    position: absolute;
    bottom: 15px;
    left: 0;
    background-color: var(--primary-color-light);
    width: 50px;
    padding: 2px;
}

p {
    text-align: justify;
    line-height: 1.5rem;
    padding-bottom: 15px;
}

.blur {
    filter: blur(10px);
    -webkit-filter: blur(10px);
}

@keyframes shake {
    10% {
        transform: translate3d(-1px, 0, 0);
    }
    20% {
        transform: translate3d(2px, 0, 0);
    }
    30% {
        transform: translate3d(-4px, 0, 0);
    }
    40% {
        transform: translate3d(4px, 0, 0);
    }
    50% {
        transform: translate3d(-4px, 0, 0);
    }
    60% {
        transform: translate3d(4px, 0, 0);
    }
    70% {
        transform: translate3d(-4px, 0, 0);
    }
    80% {
        transform: translate3d(2px, 0, 0);
    }
    90% {
        transform: translate3d(-1px, 0, 0);
    }
}

@-webkit-keyframes shake {
    10% {
        transform: translate3d(-1px, 0, 0);
    }
    20% {
        transform: translate3d(2px, 0, 0);
    }
    30% {
        transform: translate3d(-4px, 0, 0);
    }
    40% {
        transform: translate3d(4px, 0, 0);
    }
    50% {
        transform: translate3d(-4px, 0, 0);
    }
    60% {
        transform: translate3d(4px, 0, 0);
    }
    70% {
        transform: translate3d(-4px, 0, 0);
    }
    80% {
        transform: translate3d(2px, 0, 0);
    }
    90% {
        transform: translate3d(-1px, 0, 0);
    }
}

aside li .active {
    animation: shake 0.82s cubic-bezier(0.36, 0.07, 0.19, 0.97) both;
    -webkit-animation: shake 0.82s cubic-bezier(0.36, 0.07, 0.19, 0.97) both;
}

/* Pre-Loader */
.preloader {
    position: fixed;
    top: 0;
    height: 100vh;
    width: 100%;
    bottom: 0;
    right: 0;
    left: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    opacity: 100%;
    transition: opacity 2s;
    -webkit-transition: opacity 2s;
    -moz-transition: opacity 2s;
    -ms-transition: opacity 2s;
    -o-transition: opacity 2s;
}

.preloader .circle {
    height: 150px;
    width: 150px;
    margin: auto;
    border: 3px solid var(--primary-color-dark);
    border-radius: 100%;
    -webkit-border-radius: 100%;
    -moz-border-radius: 100%;
    -ms-border-radius: 100%;
    -o-border-radius: 100%;
}

@keyframes blink {
    0% {
        opacity: 0;
    }

    50% {
        opacity: 1;
    }

    100% {
        opacity: 0;
    }
}

.preloader .circle span {
    animation: 1s blink infinite;
    position: absolute;
    top: calc(50% - 12px);
    left: calc(50% - 33px);
    -webkit-animation: 1s blink infinite;
}

.img_holder {
    position: absolute;
    bottom: 30%;
    right: 55%;
    transition: right 2s, bottom 2s;
    -webkit-transition: right 2s, bottom 2s;
    -moz-transition: right 2s, bottom 2s;
    -ms-transition: right 2s, bottom 2s;
    -o-transition: right 2s, bottom 2s;
}

.welcome img {
    position: absolute;
    height: 30rem;
    bottom: 0;
    right: 0;
}

.speech {
    font-size: 22px;
    font-weight: 700;
    position: absolute;
    bottom: 247px;
    right: 125px;
    max-width: 400px;
    width: 400px;
}

.home {
    position: absolute;
    top: 25px;
    right: 30px;
}

.home a {
    color: var(--primary-color-dark);
}

/* Responsiveness */

@media only screen and (max-width: 1000px) {
    .home {
        display: block;
        position: static;
        text-align: center;
    }
}

@media only screen and (max-width: 1250px) {
    #bubble_image {
        height: 20rem;
    }
    .speech {
        font-size: 18px;
        bottom: 141px;
        right: 63px;
        max-width: 315px;
    }
}

@media only screen and (max-width: 930px) {
    #bubble_image,
    .speech {
        display: none;
    }
    header {
        font-size: 25px;
    }
    body {
        font-size: 16px;
    }
    .img_holder {
        right: 5px !important;
    }
}

@media only screen and (max-width: 650px) {
    .img_holder {
        display: none;
    }
    header {
        font-size: 22px;
    }
    .title {
        font-size: 18px;
    }
    body {
        font-size: 12px;
    }
}