body{background:url(../img/login-bg-alt1.jpg) no-repeat center center fixed;background-size:cover}@media all and (max-width:750px){.card-login{background-color:rgba(0,0,0,.6);border-radius:2px}.card-login-logo{width:40%}}@media all and (min-width:750px){.card-login{background-color:rgba(0,0,0,.6);border-radius:2px}.card-login-logo{width:70%}}