body {
margin:0;
padding:0;
font-size:sans-serif;
background:#34495e;
}
.box {
width:300px;
padding:40px;
position:absolute;
top:50%;
left:50%;
transform:translate(-50%,-50%);
background:#191919;
text-align:center;
}
.box h1 {
color:white;
text-transform:uppercase;
font-weight:500;
}
.box input[type = "text"],.box input[type = "password"] {
border:0;
background:none;
display:block;
margin:20px auto;
text-align:center;
border:2px solid #3498db;
padding:14px 10px;
width:200px;
outline:none;
color:white;
border-radius:24px;
transition:0.25s;
}
.box input[type = "text"]:focus,.box input[type = "password"]:focus {
width:280px;
border-color:#2ecc71;
}
.box input[type = "submit"] {
border:0;
background:none;
display:block;
margin:20px auto;
text-align:center;
border:2px solid #2ecc71;
padding:14px 40px;
outline:none;
color:white;
border-radius:24px;
transition:0.25s;
cursor:pointer;
}
.box input[type = "submit"]:hover {
background:#2ecc71;
}
更新时间:2019-11-29 17:20:56