.gototop{display: none; -webkit-animation: hide 350ms ease-out forwards 1; animation: hide 350ms ease-out forwards 1; padding: 16px 32px; border: 0; text-align: center; background-color:#c30b0b; color: #fff; position: fixed; bottom: 16px; right: 16px; -webkit-transition: background-color 100ms ease-in-out; transition: background-color 100ms ease-in-out; font-size:14px;}
.gototop > span{display: inline-block; -webkit-transition: transform 100ms 100ms ease-in-out; transition: transform 100ms 100ms ease-in-out;}
.gototop:hover,
.gototop:focus{background-color:#f0572d;}
.gototop:hover > span,
.gototop:focus > span{-webkit-transform: translateY(-2px); transform: translateY(-2px);}
.isvisible{-webkit-animation: show 1s ease-out forwards 1; animation: show 1s ease-out forwards 1;}
@-webkit-keyframes hide{0%{opacity: 1; -webkit-transform:translateY(0);} 25%{opacity: .5; -webkit-transform: rotate(-3deg) translateY(-40px);} 75%{-webkit-transform: rotate(3deg);} 100%{opacity: 0; -webkit-transform:translateY(100px);}}
@keyframes hide{0%{opacity: 1; transform:translateY(0);} 25%{opacity: .5; transform: rotate(-3deg) translateY(-40px);} 75%{transform: rotate(3deg);} 100%{opacity: 0; transform:translateY(100px);}}
@-webkit-keyframes show{0%{-webkit-transform: rotate(0deg);} 25%{opacity: .5; -webkit-transform: rotate(-3deg) translateY(-40px);} 75%{-webkit-transform: rotate(3deg);} 100%{opacity: 1; -webkit-transform: rotate(0deg);}}
@keyframes show{0%{transform: rotate(0deg);} 25%{opacity: .5; transform: rotate(-3deg) translateY(-40px);} 75%{transform: rotate(3deg);} 100%{opacity: 1; transform: rotate(0deg);}}