.bg {
  position: relative;
  width: 100%;
  overflow: hidden;
}
.bg .title{
  position: absolute;
  color: #fff;
  top: 30%;
  left: 20%;
}
.bg .title p{
  font-size: 48px;
}
.bg .title span{
  font-size: 24px;
}
.bg img{
  height: auto;
  width: auto\9;
  width:100%;
}
.login {
  padding: 20px 0px;
  width: 280px;
  margin: 0 auto;
  flex:1;
  /* min-height: 79vh; */
}
.login .form-item {
  width: 100%;
  text-align: center;
  position: relative;
  margin-bottom: 15px;
}
input[type=text],input[type=password]{
  box-sizing: border-box;
  width: 100%;
  height: 34px;
  background-color: #fff;
  line-height: 34px;
  border: none;
  font-size: 14px;
  padding: 4px 0px 4px 10px;
  border-radius: 2px;
  margin-bottom: 16px;
}
input[type=button]{
  width: 100%;
  height: 40px;
  line-height: 40px;
  border: none;
  background-color: #0078d4;
  color: #fff;
  cursor: pointer;
  border-radius: 2px;
  margin-bottom: 16px;
}
input::-webkit-input-placeholder {
  color: #ccc;
}
input:-moz-placeholder {
  color: #ccc;
}
input::-moz-placeholder {
  color: #ccc;
}
input:-ms-input-placeholder {
  color: #ccc;
}
.login .form-item input {
  box-sizing: border-box;
  width: 100%;
  height: 34px;
  background-color: #fff;
  line-height: 34px;
  border: none;
  font-size: 14px;
  padding: 4px 0px 4px 35px;
  border-radius: 2px;
}
.login .form-item input:focus {
  outline: 0;
  border: 1px solid #2996fd;
  border-radius: 2px;
}
.login .form-item span {
  position: absolute;
  top: 7px;
  left: 8px;
  font-size: 20px;
  color: #b5b5b5;
}
.login .form-item button {
  width: 100%;
  height: 40px;
  line-height: 40px;
  border: none;
  background-color: #0078d4;
  color: #fff;
  cursor: pointer;
  border-radius: 2px;
}