html { height: 100%; /*overflow: auto;*/ overflow: hidden; }body { background-image: url("../Images/fipecafi-rede-desktop-5.jpg"); background-repeat: no-repeat; background-position: center center; background-attachment: fixed; background-size: 100%; opacity: 1; }@media (max-width: 1200px) { body { background-size: auto 100%; } }.couto-login { background-color: rgba(255,255,255,0.2) !important; border-radius: 4px; margin: 10% auto; -webkit-animation: animacao 1s ease; /* Safari 4+ */ -moz-animation: animacao 1s ease; /* Fx 5+ */ -o-animation: animacao 1s ease; /* Opera 12+ */ animation: animacao 1s ease; /* IE 10+, Fx 29+ */ }@keyframes animacao { from { margin: 20% auto; /*margin: calc(100% - 0%) auto 0 auto;*/ opacity: 0; }to { margin: 10% auto; /*margin: calc(100% - 90%) auto 0 auto;*/ opacity: 1; } }/* Bootstrap */ .panel { background-color: transparent !important; }