styles.css

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html {
  /*variáveis*/
  --bg-color: #EDF2FF;
  --text-color: #00082F;
}

body.dark-blue {
  --bg-color: #00082F;
  --text-color: #FFFFFF;
}

a {
  text-decoration: none;
}

body {
  background: var(--bg-color);
  color: var(--text-color);
  font-family: 'Roboto', sans-serif;
}

.container {
  text-align: center;
  width: 300px;
  margin: 60px auto;
}
img {
  width: 100%;
  
}
img.avatar {
  border-radius: 50%;
  width: 200px;
  height: 200px;
  padding: 3.7px;
  border: #A61E4D solid 4px;
}
.username {
 font-family: 'Roboto Mono', monospace; 
 font-weight: 400;
 opacity: 0.8;
 font-size: 18px;
}

ul {
  list-style: none;
  margin: 48px 0;
}

h1 {
  font-size: 32px;
  margin-top: 24px;
  margin-bottom: 8px;
}
ul li a {
  height: 53px ;
  display: flex;
  align-items: center;
  justify-content: center;
 background: #A61E4D; 
/* background: #D6336C;*/
  color: white;
  text-transform: uppercase;
  font-size: 14px;
  
  margin-bottom: 16px;
  border-radius: 6px;
  
  transition: background 400ms;
}
/*pseudo-class*/
ul li a:hover {
 background: #A61E3D;
/* background: #A61E4D;*/
}

footer {
  font-weight: 500;
  font-size: 12px;
  opacity: 0.6;
  transition: opacity 400ms;
}
footer:hover {
  opacity: 1;
}

footer a {
  color: var(--text-color);
}

/*@media (min-width: 700px) {
  .container {
    max-width: 670px;
    flex-direction: row;
    flex-wrap: wrap;
  }
}*/