body, html {height:100%;padding:0;margin:0;}

#main-container {
    width: 100%;
    height: 100%;
    background-color: #000000;
}

.hero{
    overflow:hidden;
    height:100vh;
    background: url("https://picsum.photos/1920/1080") no-repeat;
    background-size: 115% 115%;
    padding: 50px;
    display: flex;
    box-sizing: border-box;
    justify-content: center;
    align-items: center;
    cursor: pointer;
}

.hero:before {
    position: absolute;
    width: 100vw;
    height: 100vh;
    content:"";
    background-color: black;
    opacity: 0.8;
    top: 0;
    left: 0;
}

@media only screen and (max-width:800px){
    .hero{background-size: cover}
}

svg {
    fill: rgba(255,255,255,.75);
    display: block;
    margin:auto;
    width: 350px;
    height: auto;
    position: relative;
    z-index: 1;
}

h1 {
    margin-top: 30px;
    text-align: center;
    display: block;
    font-family: Poppins, sans-serif;
    color: white;
    position: relative;
    z-index: 1;
}

h1:after{
    content: '|';
    margin-left: 5px;
    opacity: 1;
    animation: pisca .7s infinite;
}
/* Animação aplicada ao content referente a classe *.titulo-principal* resultando num efeito de cursor piscando. */

@keyframes pisca{
    0%, 100%{
        opacity: 1;
    }
    50%{
        opacity: 0;
    }
}

.hover {
    transition: all ease-in-out 300ms;
    opacity: 0.7;
}

.hover:hover {
    opacity: 1;
}

h1 {
    font-size: 25px;
}

@media (max-width: 768px) {
    .hero{
        background-size: cover;
    }

    svg {
        max-width: 100%;
        height: auto;
    }

    h1 {
        font-size: 20px;
    }
}