School-Project---Carousel/style.css at master · Vorbert-Kruk/School-Project---Carousel · GitHub

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:root {
    --background-color: #232323;
    /* Kolor tekstu */
    --text-color: #F4F4F4;
    /*
     Zmienna --baner-size określa szerokość banera
     Wysokość jest ustalana na podstawie proporcji 16:9
     Rozmiar czcionek jest określany relatywnie do tej wielkości
    */
    --baner-size: 1300px;
    --overlay-color:#708238;
}
* {
    padding: 0;
    margin: 0;
    outline: none !important;
}
body {
    background-color: var(--background-color);
}
.banner-container{
    position: absolute;
    top: 50%;
    left: 50%;
    width: var(--baner-size);
    height: calc(var(--baner-size) / 16 * 9);
    transform: translate(-50%, -50%);
    border-radius: calc(var(--baner-size) * .004);
    background-color: #454545;
    /* Miejsce na placeholder obrazka */
    background-image: url('./images/army_picture.jpg');
    background-size: cover;
    overflow: hidden;
    transition: opacity 700ms ease-in-out;
}
.triangles{
    position: absolute;
    top: 50%;
    left: -35%;
    background-color: red;
}
.triangles::before, .triangles::after {
    content: '';
    position: absolute;
    width: var(--baner-size);
    height: calc(var(--baner-size) * 1.3);
    background-color: var(--overlay-color);
    opacity: .5;
}
.triangles.top::after {
    transform: translate(-40%, -50%) rotate(25deg);
    transition: all 700ms ease-in-out;
}
.triangles.bottom::after {
    transform: translate(-40%, -50%) rotate(-25deg);
    transition: all 600ms ease-in-out;
}
.triangles.top::before {
    transform: translate(-50%, -50%) rotate(25deg);
    transition: all 650ms 100ms ease-in-out;
}
.triangles.bottom::before {
    transform: translate(-50%, -50%) rotate(-25deg);
    transition: all 550ms 100ms ease-in-out;
}
.banner-wrapper {
    position: absolute;
    width: 100%;
    height: 100%;
    z-index: 2;
    cursor: pointer;
}
.banner-wrapper .text-container {
    position: absolute;
    top: 50%;
    left: 5%;
    width: 60%;
    transform: translateY(-50%);
    color: var(--text-color);
    font-family: Helvetica, sans-serif;
    text-align: left;
    opacity: 0;
    transition: opacity 300ms ease-out;
}
.banner-wrapper .text-container span {
    display: inline-block;
    margin-bottom: calc(var(--baner-size) * .01);
    font-size: calc(var(--baner-size) * .04);
    font-weight: bold;
}
.banner-wrapper .text-container p {
    font-size: calc(var(--baner-size) * .016);
    line-height: 130%;
    word-spacing: calc(var(--baner-size) * .0023);
}
.banner-wrapper:hover ~ .triangles.top::before,
.banner-wrapper:hover ~ .triangles.bottom::before,
.banner-wrapper:hover ~ .triangles.top::after,
.banner-wrapper:hover ~ .triangles.bottom::after  {
    margin-left: calc(var(--baner-size) * .55);
}
.banner-wrapper:hover .text-container {
    opacity: 1;
    transition: opacity 800ms 400ms linear;
}
.triangles.blue::before, .triangles.blue::after {
    background-color: hsl(210, 100%, 70%);
}
.triangles.red::before, .triangles.red::after {
    background-color: hsl(0, 100%, 70%);
}
.triangles.yellow::before, .triangles.yellow::after {
    background-color: hsl(45, 90%, 80%);
}
.triangles.white::before, .triangles.white::after {
    background-color: #F4F4F4;
}
.triangles.grey::before, .triangles.grey::after {
    background-color: hsl(0, 10%, 5%);
}