/* Variáveis */
:root {
  /* Cores */
  --color-v1: rgb(220, 220, 220);
  --color-v2: rgb(20, 15, 30);
  --color-v3: rgb(60, 40, 90);
  --color-v4: rgb(150, 150, 150);
  --color-v5: rgb(50, 30, 80);
  --color-v6: rgb(80, 60, 110);
  --color-v7: rgb(70, 50, 100);
  --color-v8: rgb(100, 80, 130);

  /* Fontes */
  --outfint-font: "Outfit", sans-serif;
  --poppins-font: "Poppins", sans-serif;
  --tilt-warp-font: "Tilt Warp", sans-serif;
  --manrope-font: "Manrope", sans-serif;
}

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

body {
  background-color: var(--color-v2);
  font-family: system-ui, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
}

div.background {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--color-v2);
  background-image: url("../images/back.jpeg");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  opacity: 0.03;
  z-index: -1;
}

header {
  padding: 10px 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border-bottom: 5px solid var(--color-v3);
}

header h1 {
  font: bold 2em var(--outfint-font);
  letter-spacing: 2px;
  text-align: center;
  color: var(--color-v1);
}

header a {
  background: transparent;
  border: none;
  width: 30px;
  margin-left: 7px;
  cursor: pointer;
}

header nav a img {
  width: 32px;
  height: 32px;
}



#github {
  margin: 10px 25px;
  z-index: 1;
  width: 40px;
  border-radius: 5px;
  border-style: outset;
  border-color: var(--color-v6);
  cursor: pointer;
  transition: transform 0.3s ease-in-out;
}

#github:hover {
  border-color: var(--color-v8);
  transform: scale(1.15);
}

#email {
  width: 40px;
  border: outset 5px var(--color-v6);
  cursor: pointer;

  transition: transform 0.3s ease-in-out;
}

#email:hover {
  transform: scale(1.15);
  z-index: 1;
}

a {
  text-decoration: none;
}


@media screen and (min-width: 480px) {
  header nav a img {
    width: 48px;
    height: 48px;
  }
}

@media screen and (min-width: 576px) {
  header {
    flex-direction: row;
    justify-content: space-between;
    padding: 10px 10vw;
  }

}