*{
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
:root{
  --text-color:white;
  --bg-url:url(img/bg-mobile.jpg);
  --stroke-color: rgba(255, 255,255, 0.5);
  --surface-color:rgba(255,255,255,0.1);
  --switch-bg-url: url(img/moon-stars.svg);
}
.light{
  --text-color:black;
  --bg-url:url(img/bg-mobile-light.jpg);
  --stroke-color: rgba(0, 0,0, 0.5);
  --surface-color:rgba(0,0,0,0.05);
  --switch-bg-url: url(img/sun.svg);
}
body{

  /*background: color image repeat position/size*/
  background: var(--bg-url)  no-repeat top center/cover;

}

body * {
  font-family: 'Inter',sans-serif;
  color: var(--text-color);
}
  #container{
    width: 360px;
    margin: 56px auto 0px;
    padding: 0 24px;
  }
  /*Profile*/
  #profile{
    text-align: center;
    padding: 24px;
  }
  #profile img{
    display: block;
   width: 112px;
   margin: auto;
   
  }
  #profile p{
    margin-top: 8px;
    font-weight: 500px;
    line-height: 24px;
    
  }
  /*Lins*/
  ul{
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 16px;
    padding: 24px 0;
    
    
  }
  ul li a{
    display: flex;
    justify-content: center;
    padding: 16px 24px;
    align-items: center;
    background: var(--surface-color);
    border: 1px solid var(--stroke-color);
    border-radius: 10px;
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    text-decoration: none;
    font-weight: 500;
    transition: all .3s ease-in-out;
  }
 
  /*pseudo-selector */
  ul li a:hover{
    background: rgba(255, 255,255, 0.06);
    border: 1px solid var(--text-color);
  }
  /*Switch*/
  #switch{
    position:relative;
    width: 64px;
    margin: 4px auto;


  }
  #switch button{
    width: 32px;
    height: 32px;
    background: white var(--switch-bg-url) no-repeat center;
    border: 0;
    border-radius: 50%;
    position: absolute;
    left: 0;
    z-index: 1;
    top: 50%;
    transform: translateY(-50%);
  }

  .light #switch button{
    right: 0;
    left: initial;
  }

  #switch span{
    display: flex;
    width: 64px;
    height: 24px;
    background: var(--surface-color);
    border: 1px solid var(--stroke-color);
    -webkit-backdrop-filter: blur(4px);
    border-radius: 9999px;
  }
  /*Social links*/
  #social-links{
    display: flex;
    
    padding: 24px 0;
    font-size: 24px;
    justify-content: center;
  }
  #social-links a{
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
    border-radius: 50%;
    transition: background 1s;
  }
  #social-links a:hover{
    background: rgba(255, 255,255, 0.2);
  }