*{
	 margin: 0px;
	 padding: 0px;
 }
.lg_main {
		    width: 100%;
		    background: url(../images/login-bg.jpg) no-repeat;
		    background-size: 100% 100%;
		    overflow: hidden;
		    height: 1000px;
		    min-width: 1200px;
		}
		.lg_main_title {
		    width: 500px;
		    margin: 0 auto;
		    height: 50px;
		    font-size: 36px;
		    line-height: 50px;
		    margin-top: 200px;
		    color: white;
		    font-weight: 600;
		    text-align: center;
		    text-shadow: 4px 4px 5px rgb(0 0 0 / 50%);
		}
		.lg_main_c {
		    width: 400px;
		    margin: 0 auto;
		    height: 400px;
		    background-color: rgb(255, 255, 255);
		    border-radius: 5px;
		    margin-top: 40px;
		    overflow: hidden;
		    box-sizing: border-box;
		    padding-top: 30px;
		}
		.lg_main_c_user, .lg_main_c_pwd {
		    height: 50px;
		    width: 80%;
		    margin: 0 auto;
		    border: 1px solid #ddd;
		    border-radius: 10px;
		    margin-top: 25px;
		    overflow: hidden;
		    color: #808080;
		}
		.lg_main_btn {
		    line-height: 40px;
		    font-size: 16px;
		    background-color: #1578d5;
		    border-radius: 5px;
		    color: #fff;
		    width: 80%;
		    height: 40px;
		    text-align: center;
		    cursor: pointer;
		    margin: 0 auto;
		    margin-top: 30px;
		    font-weight: 600;
		}
		.lg_main_bottom {
		    color: #1578d5;
		    font-style: 14px;
		    /* margin: 20px; */
		}
		.lg_main_c_user input, .lg_main_c_pwd input {
		    border: 0;
		    line-height: 50px;
		    height: 50px;
		    float: left;
		    outline: none;
		    font-size: 16px;
		    text-indent: 10px;
		    width: 280px;
		}
		.lg_main_bottom > a {
		    margin-left: 10px;
			text-decoration: none;
			color: inherit;
		}
		.lg_main_yzm{
			width: 80%;
			
		    margin: 0 auto;
		}
		
		.lg_main_yzm-b{
			width: 100%;
			display: flex;
			justify-content: space-between;	
			align-items: center;
			margin-top: 20px;
		}
		.lg_main_yzm input{
		    height: 50px;
		    outline: none;
		    font-size: 16px;
		    text-indent: 10px;
			width: 60%;
			border: 1px solid #ddd;
			border-radius: 10px;
			
			overflow: hidden;
			color: #808080;
			
		}