style.css

@import url('https://fonts.googleapis.com/css2?family=Open+Sans:wght@400;600&family=Roboto:wght@400;700&display=swap');

body {
  /*background: linear-gradient(236.85deg, #041832 27.26%, #3468A7 96.03%);*/
  background: url(https://cdn.pixabay.com/photo/2021/04/08/05/15/big-bang-6160666_960_720.jpg);
  background-size: cover;
  background-repeat: no-repeat;
  background-position: center center;
  font-family: 'Roboto', sans-serif;
  
}

.container {
  background: #ECF4FF;
  color: background: #1C1C1C;
  margin: 64px;
  border-radius: 20px;
  box-shadow: 6px 6px 6px #0E1D2F;
  padding: 64px;
}

.cabecalho {
  display: flex;
  justify-content: space-between;
}

.perfil {
  display: flex;
  line-height:10px;
}

.foto-perfil {
  border-radius: 460px;
  max-height: 160px;
  box-shadow: 0px 4px 4px rgba(0, 0, 0, 0.25);
}

.titulo {
  margin-left: 20px;
}

.titulo h1 {
  font-weight: 700;
  font: 36px;
}

.titulo h3 {
  font-weight: 400;
  font: 24px;
}

.titulo a {
  text-decoration: none;
  color: #1C1C1C;
}

.tema button {
  align-self: self-end;
  font-size: 24px;
  font-wight: 400;
  padding: 8px 16px;
  border-radius: 100px;
  background: #ECF4FF;
}

.projetos {
  display: flex;
  flex-direction: column;
  align-items: left;
  padding: 20px;
}

/*.projetos ul {
  font-weight: 700;
  font: 48px;
}*/

.container-interno {
  background: linear-gradient(230.65deg, #499CFE 27.49%, #9CC8FC 83.19%);
  box-shadow: 2px 2px 4px rgba(16, 16, 16, 0.42);
  border-radius: 20px;
  margin-top: 40px;
  padding: 50px;
}

.logo {
  max-height: 15px;
}

.titulo-projeto {
  list-style: none;
  font-weight: 700;
  font-size: 36px;
}

.projeto-items {
  list-style-type: none;
  font-size: 24px;
  font-weight: 400;
  line-height: 40px;
}

.projeto-items a {
  color: #1C1C1C;
  text-decoration: none;
}

.dark {
  background: linear-gradient(236.85deg, #375B86 27.26%, #6B87A9 96.03%);
}

.dark .container {
  background: #333439;
  color: #F6F6F6;
}

.dark .projetos {
  color: #1c1c1c;
}

.dark .titulo a {
  color: #F6F6F6;
}

.dark .tema button {
  background: #1c1c1c;
  color: #F6F6F6;
  border: 1px solid #F6F6F6;
}