Кнопка Скачать + Демо на CSS3 с анимацией для сайта.

http://s6.uploads.ru/t/kYf4e.jpg http://s6.uploads.ru/t/BLZvC.jpg

Добавляем код кнопки туда, где хотим её видеть.

Кнопка "Скачать":

Код:
<a href="ССЫЛКА НА ФАЙЛ" title="Скачать" id="down"> 
  <span class="btn-title">СКАЧАТЬ</span>  
  <div class="btn-info"> 
  <p> 
  Скачек: 0 
  <br/> 
  РАЗМЕР ФАЙЛА 
  </p> 
  </div> 
  </a>

Кнопка "Демо":

Код:
<a href="ССЫЛКА" title="Демо" id="demo"> 
  <span class="btn-title">ДЕМО</span>  
  <div class="btn-info"> 
  <p> 
  Посмотреть<br/> 
  пример 
  </p> 
  </div> 
  </a>

В файл CSS добавляем:

Код:
.content{ 
  margin:60px auto; 
  width:600px; 
} 
#down, 
#demo{ 
  position:relative; 
  padding:5px; 
  float:left; 
  margin:10px 10px 10px 10px; 
  width:230px; 
  height:50px; 
  display:block; 
  text-decoration:none; 
  -webkit-border-radius: 50px; 
  -moz-border-radius: 50px; 
  border-radius: 50px; 
  -webkit-box-shadow: 0 0 8px rgba(0, 0, 0, 0.5); 
  -moz-box-shadow: 0 0 8px rgba(0, 0, 0, 0.5); 
  box-shadow: 0 0 8px rgba(0, 0, 0, 0.5); 
} 
span.btn-title{ 
  color:#fff; 
  text-align:center; 
  font:30px/58px Tahoma, Arial, sans-serif; 
  height:50px; 
  width:230px; 
  display:block; 
  position:relative; 
  background: rgb(243,197,189); 

/* Old browsers */ 
  background: -moz-linear-gradient(top, rgba(243,197,189,1) 0%, rgba(232,108,87,1) 50%, rgba(234,40,3,1) 51%, rgba(255,102,0,1) 75%, rgba(199,34,0,1) 100%); 

/* FF3.6+ */ 
  background: -webkit-gradient(linear, left top, left bottom, color-stop(0%,rgba(243,197,189,1)), color-stop(50%,rgba(232,108,87,1)), color-stop (51%,rgba(234,40,3,1)), color-stop(75%,rgba(255,102,0,1)), color-stop(100%,rgba(199,34,0,1))); 

/* Chrome,Safari4+ */ 
  background: -webkit-linear-gradient(top, rgba(243,197,189,1) 0%,rgba(232,108,87,1) 50%,rgba(234,40,3,1) 51%,rgba(255,102,0,1) 75%,rgba(199,34,0,1) 100%); 

/* Chrome10+,Safari5.1+ */ 
  background: -o-linear-gradient(top, rgba(243,197,189,1) 0%,rgba(232,108,87,1) 50%,rgba(234,40,3,1) 51%,rgba(255,102,0,1) 75%,rgba(199,34,0,1) 100%); 

/* Opera 11.10+ */ 
  background: -ms-linear-gradient(top, rgba(243,197,189,1) 0%,rgba(232,108,87,1) 50%,rgba(234,40,3,1) 51%,rgba(255,102,0,1) 75%,rgba(199,34,0,1) 100%); 

/* IE10+ */ 
  background: linear-gradient(to bottom, rgba(243,197,189,1) 0%,rgba(232,108,87,1) 50%,rgba(234,40,3,1) 51%,rgba(255,102,0,1) 75%,rgba(199,34,0,1) 100%); 

/* W3C */ 
  filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#f3c5bd', endColorstr='#c72200',GradientType=0 ); /* IE6-9 */ 
  -webkit-border-radius: 50px; 
  -moz-border-radius: 50px; 
  border-radius: 50px; 
  z-index:5; 
  line-height:50px; 
  -webkit-transition:width .2s ease-out; 
  -moz-transition:width .2s ease-out; 
  -o-transition:width .2s ease-out; 
} 
#down:hover span.btn-title, 
#demo:hover span.btn-title { 
  font-size:19px; 
  width:135px; 
  background: rgb(211,168,165); 

/* Old browsers */ 
  background: -moz-linear-gradient(top, rgba(211,168,165,1) 0%, rgba(196,90,74,1) 50%, rgba(198,29,3,1) 51%, rgba(221,92,0,1) 75%, rgba(165,24,0,1) 100%); 

/* FF3.6+ */ 
  background: -webkit-gradient(linear, left top, left bottom, color-stop(0%,rgba(211,168,165,1)), color-stop(50%,rgba(196,90,74,1)), color-stop (51%,rgba(198,29,3,1)), color-stop(75%,rgba(221,92,0,1)), color-stop(100%,rgba(165,24,0,1))); 

/* Chrome,Safari4+ */ 
  background: -webkit-linear-gradient(top, rgba(211,168,165,1) 0%,rgba(196,90,74,1) 50%,rgba(198,29,3,1) 51%,rgba(221,92,0,1) 75%,rgba(165,24,0,1) 100%); 

/* Chrome10+,Safari5.1+ */ 
  background: -o-linear-gradient(top, rgba(211,168,165,1) 0%,rgba(196,90,74,1) 50%,rgba(198,29,3,1) 51%,rgba(221,92,0,1) 75%,rgba(165,24,0,1) 100%);  

/* Opera 11.10+ */ 
  background: -ms-linear-gradient(top, rgba(211,168,165,1) 0%,rgba(196,90,74,1) 50%,rgba(198,29,3,1) 51%,rgba(221,92,0,1) 75%,rgba(165,24,0,1) 100%);  

/* IE10+ */ 
  background: linear-gradient(to bottom, rgba(211,168,165,1) 0%,rgba(196,90,74,1) 50%,rgba(198,29,3,1) 51%,rgba(221,92,0,1) 75%,rgba(165,24,0,1) 100%); 

/* W3C */ 
  filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#d3a8a5', endColorstr='#a51800',GradientType=0 ); /* IE6-9 */ 
  -webkit-box-shadow: 1px 0px 0 #AA1300, 0 1px 1px #AA1300; 
  -moz-box-shadow: 1px 0px 0 #AA1300, 0 1px 1px #AA1300; 
  box-shadow:1px 0px 0 #AA1300,0 1px 1px #AA1300; 
} 
.btn-info { 
  position:absolute; 
  height:50px; 
  width:230px; 
  top:5px; 
  right:4px; 
  -webkit-box-shadow:0 -1px 0 #CF0404, 0 1px 1px #CF0404; 
  -moz-box-shadow:0 -1px 0 #CF0404, 0 1px 1px #CF0404; 
  box-shadow:0 -1px 0 #CF0404, 0 1px 1px #CF0404; 
  background: rgb(207,4,4); 

/* Old browsers */ 
  background: -moz-linear-gradient(top, rgba(207,4,4,1) 0%, rgba(255,48,25,1) 100%); 

/* FF3.6+ */ 
  background: -webkit-gradient(linear, left top, left bottom, color-stop(0%,rgba(207,4,4,1)), color-stop(100%,rgba(255,48,25,1))); 

/* Chrome,Safari4+ */ 
  background: -webkit-linear-gradient(top, rgba(207,4,4,1) 0%,rgba(255,48,25,1) 100%); 

/* Chrome10+,Safari5.1+ */ 
  background: -o-linear-gradient(top, rgba(207,4,4,1) 0%,rgba(255,48,25,1) 100%); 

/* Opera 11.10+ */ 
  background: -ms-linear-gradient(top, rgba(207,4,4,1) 0%,rgba(255,48,25,1) 100%); 

/* IE10+ */ 
  background: linear-gradient(to bottom, rgba(207,4,4,1) 0%,rgba(255,48,25,1) 100%); 

/* W3C */ 
  filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#cf0404', endColorstr='#ff3019',GradientType=0 ); /* IE6-9 */ 
  -webkit-border-radius: 50px; 
  -moz-border-radius: 50px; 
  border-radius: 50px; 
  z-index:4; 
} 
.btn-info p { 
  width:70px; 
  margin:12px 12px 0 0; 
  position:absolute; 
  right:0; 
  color:#EAF5FF; 
  font:11px/12px Tahoma, Arial, sans-serif; 
  text-align:left; 
}

Кнопку можно примастырить к любому сайту :yep: