* {
    box-sizing: border-box;
}

hr {
    border: none;
    height: 5px;
    background: rgb(95, 93, 95);
    margin: 5px 0;
}

body {
    font-family: "Roboto", sans-serif;
    font-size: 16px;
    font-weight: 700;
    font-style: normal;
    line-height: 1.6;
    background-color: rgb(243, 240, 239);
}

table {
    margin: auto;
    text-align: center;
    border: 1px solid rgb(18, 17, 18);
}

th {
    border: 1px double;
    background-color: lightsalmon;
}

.animation {
    margin-top: 10px;
}

h1 {
    font-size: 30px;
    font-weight: 700;
}

h2 {
    font-size: 24px;
    font-weight: 700;
}

h3 {
    font-size: 18px;
    font-weight: 700;
}

h4 {
    font-size: 12px;
    font-weight: 300;
}

.container {
    margin: 20px;
    display: grid;
    grid-template-columns: auto auto;
    /*background-color: #c6c1c1;*/
    padding: 10px;
}

.container_contents {
    padding: 20px;
    border: 5px double black;
    justify-items: left;
}

.form-element-email {
    margin-left: 60px;
    margin-bottom: 10px;
}

.form-element-phone {
    margin-left: 30px;
    margin-bottom: 10px;
}

.form-element-message {
    margin-left: 40px;
    margin-bottom: 10px;
}

.form-submit {
    float: right;
    padding: 10px
}

.emailCheck {
    font-size: small;
}

.validInput {
    color: green;
}

.invalidInput {
    color: red;
}

.tooltip {
    position: relative;
    display: inline-block;
}

.tooltip .tooltiptext {
    visibility: hidden;
    width: 120px;
    background-color: #555;
    color: #fff;
    text-align: center;
    border-radius: 6px;
    padding: 5px 0;
    position: absolute;
    z-index: 1;
    bottom: 125%;
    left: 50%;
    margin-left: -60px;
    opacity: 0;
    transition: opacity 0.3s;
}

.tooltip .tooltiptext::after {
    content: "";
    position: absolute;
    top: 100%;
    left: 50%;
    margin-left: -5px;
    border-width: 5px;
    border-style: solid;
    border-color: #555 transparent transparent transparent;
}

.tooltip:hover .tooltiptext {
    visibility: visible;
    opacity: 1;
}

a:link {
    color: rgb(23, 24, 23);
}

a:visited {
    color: darkmagenta;
}

.main-navigation li {
    display: inline-block;
    list-style-type: none;
    margin: 0px 5px;
    padding: 0px 12px;
    position: relative;
    cursor: pointer;
}

.main-navigation li a {
    text-decoration: none;
}

.brackets a:before,
.brackets a:after {
    position: absolute;
    opacity: 0;
    font-size: 20px;
    top: -3px;
    transition: all 0.3s;
}

.brackets a:before {
    content: "(";
    left: 0px;
    transform: translateX(10px);
}

.brackets a:after {
    content: ")";
    right: 0px;
    transform: translateX(-10px);
}

.brackets a:hover:before,
.brackets a:hover:after {
    opacity: 1;
    transform: translateX(0px);
}

.button {
    /* overwrites browser defaults and resets the border */
    border: none;
    display: inline-block;
    /* takes the font from the outer container */
    font-family: inherit;
    /* styles the button */
    background-color: #8490ef;
    color: white;
    text-decoration: none;
    padding: 10px;
    border-radius: 3px;
    /* width of the border, type, color */
    border-bottom: 2px solid rgba(0, 0, 0, 0.3);
    transition: opacity 0.2s;
}

button {
    /* overwrites browser defaults and resets the border */
    border: none;
    display: inline-block;
    /* takes the font from the outer container */
    font-family: inherit;
    /* styles the button */
    background-color: #8490ef;
    color: white;
    text-decoration: none;
    padding: 10px;
    border-radius: 3px;
    /* width of the border, type, color */
    border-bottom: 2px solid rgba(0, 0, 0, 0.3);
    transition: opacity 0.2s;
}

button:hover,
button:focus,
.button:hover,
.button:focus {
    /* lets the mouse appear as a hand when hovering over the button */
    cursor: pointer;
    /* reduces the opacity of the button to 80% */
    opacity: 0.8;
}

.profile__portrait {
    float: left;
    width: 250px;
    margin-right: 40px;
    border-radius: 50%;
}

.profile {
    max-width: 700px;
    margin: 0 auto;
}

.page-footer {
    clear: both;
    display: flex;
    flex-direction: column;
    text-align: center;
}

.page-header {
    display: flex;
    width: 100%;
    padding: 20px;
}

.page-header__item {
    flex: 0 1 100px;
    margin: 5px;
}

.page-header__item:last-child {
    flex-grow: 1;
    text-align: right;
}

.navigation-list {
    list-style-type: none;
}

.navigation-list li {
    display: inline-block;
    margin-left: 15px;
}

.navigation-list__item {
    padding: 10px;
}

.navigation-list__item.active {
    border: solid black;
}

.grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr;
    grid-gap: 20px;
}

.grid__item {
    padding: 10px;
    border: solid;
    box-shadow: 5px 10px #888888;
}

.grid__item_header {
    text-align: center;
}

.grid-image {
    width: 50%;
    margin-right: 10px;
}

.grid__item_description {
    display: flex;
}

.grid__item__buttondiv {
    margin-left: 30%;
}

.grid__item__button {
    padding: 10px;
    margin-top: 5px;
    font-size: 16px;
    border: double;
    border-color: rgb(150, 239, 153);
    background-color: #8490ef;
}

.grid__item__button a:link {
    color: rgb(245, 244, 244);
}

.grid__item__button a:visited {
    color: black;
}

.grid__item__button a:hover {
    color: black;
}

.grid__item__button:hover,
.grid__item__button:focus {
    background-color: #030a92;
}

.about-content {
    min-width: 300px;
    max-width: 1200px;
    text-align: center;
    margin: auto;
}

.interests-list {
    list-style-type: none;
}

.interests-list li {
    display: inline-block;
    margin-left: 15px;
}

.sun {
    animation-duration: 10s;
    animation-name: color-change;
    animation-iteration-count: infinite;
    animation-direction: alternate;
    animation-timing-function: linear;
}

.cloud-front {
    animation-duration: 30s;
    animation-name: cloud-move;
    animation-iteration-count: infinite;
    animation-direction: alternate;
    animation-timing-function: linear;
}

.cloud-back {
    animation: 34s cloud-move-reverse infinite alternate linear;
}

.city {
    animation-duration: 10s;
    animation-name: city-color-change;
    animation-iteration-count: infinite;
    animation-direction: alternate;
    animation-timing-function: linear;
}

.wheel {
    animation-duration: 10s;
    animation-name: wheel-color-change;
    animation-iteration-count: infinite;
    animation-direction: alternate;
    animation-timing-function: linear;
}

@media all and (max-width: 500px) {
    .grid {
        grid-template-columns: 1fr;
    }
}

@media all and (min-width: 500px) and (max-width: 750px) {
    .grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media all and (max-width: 750px) {
    .grid {
        grid-gap: 10px;
    }

    .grid__item:last-child {
        grid-column: auto/auto;
        grid-row: auto/auto;
    }

    h1 {
        font-size: 22px;
    }
}

@keyframes color-change {
    0% {
        fill: #edc655;
    }

    50% {
        fill: #fcffad;
    }

    100% {
        fill: #f76414;
    }
}

@keyframes cloud-move {
    from {
        transform: translate(0, 50px);
    }

    to {
        transform: translate(200px, 50px);
    }
}

@keyframes cloud-move-reverse {
    from {
        transform: translate(446px, 48px);
    }

    to {
        transform: translate(100px, 48px);
    }
}