*{
    margin: 0;
    padding: 0;
}
.PlatformCatalog {
	width: 100%;
	height: 100%
}

.PlatformCatalog .daBox {
	width: 100%;
	height: 100%;
	overflow: hidden;
	border-radius: 0 0 0 0;
	background: url(bg.png) no-repeat;
	background-size: cover;
	background-size: 100% 100%;
	position: absolute;
}
.login_container{
	width: 375px; 
	height: 340px;
	background: url(login_container.png) no-repeat;
	background-size: cover;    /* 完全覆盖 */
    position: fixed;
    top:50%;
    left:50%;
    transform: translate(-50%,-50%);
}

.login_user{
	top: 37%;
	left: 15%;
    position: relative;
    margin: 20px 0;
}
.login_user img{
    position: absolute;
    height: 20px;
    top: 50%;
    left: 8px;
    transform: translateY(-50%);
}
.login_user input{
	border-radius: 4px;
    outline: none;
    border: none;
    padding: 7px 0px 7px 35px;
    width: 230px;
    font-family: "Microsoft soft";
    font-size: 14px;
	color: #fff;
    /*opacity: 0.4;
	background-color: #185a9e;
	*/
}
.input-with-bg {
    background-color: #185a9e;
   /*background-image: url('../image/input-with-bg.png');*/ /* 更换为你的图片路径 */
    background-size: cover; /* 覆盖整个输入框 */
    background-repeat: no-repeat; /* 不重复图片 */
    background-position: center; /* 图片居中 */
    /*padding: 10px; 根据需要调整内边距以适应图片和输入文字 */
}
.input-with-bg::placeholder {
	font-size: 13px;
	opacity: 0.8;
    color: white;
}
.login_submit div{
	width: 265px;
    cursor: pointer;
    background: #219cfc;
    text-align: center;
    color: white;
    font-size: 17px;
    height: 35px;
    line-height: 35px;
    margin-top:40%;
	margin-left:15%;
	border-radius: 4px;

}