body{
    
    overflow: hidden;
    margin: -1px;
}
.day {
    background-color: #6dc7bd;
    transition: 1s ease-in-out;
}
.night{
    background-color: #253a57;
    transition: 1s ease-in-out;
}
.sky{

    width: 110%;
    height: 70vh;
}


.sea{
    background-color: blue;
    width: 100%;
    height: 50vh;
    position: absolute;
    bottom: 0px;
    display: flex;
    justify-content: center;
    align-items: center;
}
.day-night {
    width: 70vh;
    height: 70vh;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0);
    position: absolute;
    top: 40%;
    left: 50%;
    transform: translate(-50%, -50%);
    transition: 2s ease-in-out;
}

.sun{

    border-radius: 50%;
    width: 20vh;
    height: 20vh;
    position: absolute;
}
.moon{
    background-color: gray;
    border-radius: 50%;
    width: 20vh;
    height: 20vh;
    position: absolute;
    right: 0px;
    bottom: 0px;
}

.pic-cloud{

    width: 40vh;
    height: 40vh;
    z-index: 2;
}
.clouds{
    display:flex;
    justify-content: space-evenly;

}
.mercusuar{
    position: absolute;


    top: 35%;
    left: 50%;
    transform: translate(-50%, -50%) ;
    z-index: 2;
}









.container {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);

  }
  .switch {
    position: relative;
    display: inline-block;
    height: 40px;
    width: 80px;
    cursor: pointer;
  }
  .switch input {
    opacity: 0;
    height: 0;
    width: 0;
  }
  
  .slider {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: #000;
    border-radius: 40px;
    transition: 0.3s;
  }
  .slider:before {
    position: absolute;
    top: 5px;
    left: 5px;
    content: "";
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background-color: #fff;
    transition: 0.3s;
  }
  input:checked + .slider:before {
    transform: translateX(40px);
    background-color: #fff;
  }
  input:checked + .slider {
    background-color: DodgerBlue;
  }