html,
body {
    height: 100% !important;
    padding: 0;
    margin: 0;
    font-family: 'roboto';
}

* {
    padding: 0;
    margin: 0;
}
/* Set padding to keep content from hitting the edges */
.body-content {
    padding-left: 15px;
    padding-right: 15px;
}
.cover {
    min-height:100vh;
   background-image: linear-gradient(120deg, #3498db, #8e44ad);
}
.login-form{
    background-color:#f1f1f1;
    width:300px;
    height:420px;
    padding:50px 40px;
    border-radius:10px;
    position:absolute;
    left:50%;
    top:50%;
    transform: translate(-50%,-50%);
    -webkit-box-shadow: 0px 0px 16px -4px rgba(0,0,0,0.4);
-moz-box-shadow: 0px 0px 16px -4px rgba(0,0,0,0.4);
box-shadow: 0px 0px 16px -4px rgba(0,0,0,0.4);
}
.login-form img{display:block; margin-left:auto; margin-right:auto;margin-bottom:40px}
.input-form{
    border-bottom: 2px solid #adadad;
    position:relative;
    margin:30px 0;

}
.input-form input{
    font-size:15px;
    width:100%;
    outline: none;
    background:none;
    padding:0 5px;
    height:40px;
    border:none;
}
.input-form span::before{
    content: attr(data-placeholder);
    position:absolute;
    top:50%;
    left:5px;
    color:#696666;
    transform:translateY(-50%);
    z-index:-1;
    transition:.5s;
}
.input-form span::after{
    content: '';
    position:absolute;
    width:0;
    height:2px;
    background: linear-gradient(120deg,#3498db,#8344ad);
    transition:.5s
}
.focus + span::before{
    top:-5px;
}
.focus + span::after {
    width: 100%;
}
.btn-login {
    display: block;
    width: 100%;
    height: 50px;
    border: none;
    background: linear-gradient(120deg,#3498db,#8344ad);
    background-size: 200%;
    color:#fff;
    outline:none;
    cursor:pointer;
    transition: .5s;
    border-radius:5px;
    margin-top:50px
}
.btn-login:hover{
   background-position:right;
}
.bottom-text{
    margin-top:30px;
    text-align:center;
    color:#777
}