样式均写在全局文件下（src/assets/style/home.scss）
1、选择框
效果：

选择时：

代码：

//选择框
.el-select{
			.el-input__inner{
							border-radius: 0px;
							font-size: 14px;
							color: #CBEEFF;
							background: rgba(23,111,172,0.12);
							border: 1px solid #255a8a;
						}
			
		}
//鼠标悬浮、选中效果
.el-select:hover .el-input__inner,.el-select .el-input__inner:focus{
	border-color: #409cef !important;
}
//下拉图标
.el-select .el-input .el-select__caret{
	color: rgb(203,238,255,0.5)
}
//占位符
.el-select ::placeholder{
  color: rgb(203,238,255,0.5) !important;
}
//下拉框
.el-select-dropdown{
	background-color:#0d2133 !important;
	border: 1px solid #255a8a !important;
	.el-select-dropdown__item.selected{
		color: #cbeeff !important;
		background-color: #186893 !important;
	}
	.el-select-dropdown__item.hover, .el-select-dropdown__item:hover {
	    background-color: #4886a7 !important;
	}
	.el-select-dropdown__item{
		color: #cbeeff !important;
	}
}

2、输入框
效果

代码：

.el-input{
			.el-input__inner{
							border-radius: 0px;
							font-size: 14px;
							color: #CBEEFF;
							background: rgba(23,111,172,0.12);
							border: 1px solid #255a8a;
						}
			
		}
//鼠标悬浮，选中效果
.el-input:hover .el-input__inner,.el-input .el-input__inner:focus{
	border-color: #409cef !important;
}
//占位符
.el-input ::placeholder,{
  color: rgb(203,238,255,0.5) !important;
}