@charset "utf-8";

/*
   New Perspectives on HTML and CSS, 7th Edition
   Tutorial 8
   Tutorial Case

   Cinema Penguin Styles for Animation
   Author: Larisa Ushakova
   Date: 11/14/2025  

   Filename: cp_animate.css

*/

/* Transition Styles */

nav#topLinks a {
   color: rgb(255, 255, 255);
   font-size: 1em;
   letter-spacing: 0;
   text-shadow: rgba(0, 0, 0, 1) 1px -1px 1px;
   transition: color 1.5s ease-in 0.5s,
      font-size 2s ease,
      letter-spacing 2s ease-out,
      text-shadow 2s cubic-bezier(0.6, 0, 0.8, 0.5);
}

nav#topLinks a:hover {
   color: rgb(255, 183, 25);
   font-size: 3em;
   letter-spacing: 0.1em;
   text-shadow: rgba(0, 0, 0, 0.5) 15px -3px 8px;
}

/* Key Frames Styles */

@keyframes spin {
   0% {transform: rotate(0deg);}
   23% {transform: rotate(0deg);}
   28% {transform: rotate(90deg);}
   39% {transform: rotate(90deg);}
   42% {transform: rotate(180deg);}
   68% {transform: rotate(180deg);}
   72% {transform: rotate(270deg);}  
   90% {transform: rotate(270deg);}
   94% {transform: rotate(360deg);}
   100% {transform: rotate(360deg);}
}

/* Animation Styles */

video {
   animation: spin 104.04s linear infinite;
}
input#rotateVideo:checked~video {
   animation-play-state: running;
}

input#rotateVideo:not(:checked)~video {
   animation-play-state: paused;
}
/* Animation Icon Styles */

input#rotateVideo {
   display: none;
}

input#rotateVideo:not(:checked)+label::after {
   content: "\21bb";
}

input#rotateVideo:checked+label::after {
   content: "\270bb";
}

label {
   background: rgb(56, 87, 119);
   border-radius: 65px;
   color: rgba(255, 255, 255, 0.7);
   display: block;
   font-size: 35px;
   font-weight: bold;
   line-height: 50px;
   margin: 10px auto;
   position: relative;
   text-align: center;
   width: 50px;
   z-index: 2;
}