#logform{
  width:260px;
  border:none;
  background:none;
}
input#lognamepass{
  color:#666;
  margin-top:3px!important;
  font-size:14px!important;
  width:255px!important;
  padding:5px;
  float:left!important;
  box-shadow: 0 0 5px #ccc;
  -mox-box-shadow: 0 0 5px #ccc;
  -webkit-box-shadow: 0 0 5px #ccc;
  border:1px solid #eee;
  -webkit-border-radius: 4px;
  -moz-border-radius: 4px;
  border-radius: 4px;
  background: -webkit-linear-gradient(top, #ccc, #fff)!important;
  background: -moz-linear-gradient(top, #ccc, #fff)!important;
  background: -ms-linear-gradient(top, #ccc, #fff)!important;
  background: -o-linear-gradient(top, #ccc, #fff)!important;
}
input#logbutton{
  color:#666;
  font-size:14px!important;
  float:left!important;
  margin-top:3px!important;
  width:255px!important;
  cursor:pointer;
  padding:5px 0 5px 0;
  text-align:center;
  display:inline-block;
  -webkit-border-radius: 4px;
  -moz-border-radius: 4px;
  border-radius: 4px;
  border:none!important;
  background: -webkit-linear-gradient(top, #ccc, #fff)!important;
  background: -moz-linear-gradient(top, #ccc, #fff)!important;
  background: -ms-linear-gradient(top, #ccc, #fff)!important;
  background: -o-linear-gradient(top, #ccc, #fff)!important;
  box-shadow: 0 0 5px #999;
  -mox-box-shadow: 0 0 5px #999;
  -webkit-box-shadow: 0 0 5px #999;
}
input#logbutton:hover{
  -webkit-border-radius: 4px;
  -moz-border-radius: 4px;
  border-radius: 4px;
  border:none!important;
  -webkit-box-shadow: 0 0px 2px rgba(0,0,0,0.25), inset 0 0 3px #666!important;
  -moz-box-shadow: 0 0px 2px rgba(0,0,0,0.25), inset 0 0 3px #666!important;
  box-shadow: 0 0px 2px rgba(0,0,0,0.25), inset 0 0 3px #666!important;
}
input#lognamepass:focus{
  border:1px solid #999;
  box-shadow: 0 0 5px #999;
  -mox-box-shadow: 0 0 5px #999;
  -webkit-box-shadow: 0 0 5px #999;
  background: -webkit-linear-gradient(top, #fff, #eee)!important;
  background: -moz-linear-gradient(top, #fff, #eee)!important;
  background: -ms-linear-gradient(top, #fff, #eee)!important;
  background: -o-linear-gradient(top, #fff, #eee)!important;
}

<div id="logform">
<input id="lognamepass" type="text" name="user" value="Логин/E-mail" onblur="if(this.value=='') this.value='Логин/E-mail';" onfocus="if(this.value=='Логин/E-mail') this.value='';"/>
<div style="clear:both;"></div>
<input id="lognamepass" type="password" name="password" value="**********" onblur="if(this.value=='') this.value='**********';" onfocus="if(this.value=='**********') this.value='';"/>
<div style="clear:both;"></div>
<input id="logbutton" name="sbm" type="submit" value="Войти" />
</div>