silverstripe-framework/admin/client/src/styles/legacy/UploadField.scss

// TODO we need a seperated file for styles that are used in both cms and front end (such as buttons)
@import "themes/default.scss";
@import "_mixins.scss";

.ss-uploadfield,
.ss-insert-media {
	&.form-group::after {
		visibility: hidden;
	}
}

.ss-uploadfield {

	.clear {
		clear: both;
	}

	.description {
		margin-left: 0;
	}

	.middleColumn {
		// TODO .middleColumn styling should probably be theme specific (eg cms ui will look different than blackcandy)
		// so we should move this style into the cms and black candy files
		min-width: 510px;
		max-width: $grid-x * 87; // Capped width to line up with text fields
		width:100%;
		margin-left:0;
		clear:both;
		padding: 0;
		background: #fff;
		border: 1px solid lighten($color-medium-separator, 20%);
		border-radius: 4px;
		background-image: linear-gradient(#efefef, #fff 10%, #fff 90%, #efefef);
	}
	.ss-uploadfield-item {
		margin: 0;
		padding: 15px;
		overflow: auto;

		.ss-uploadfield-item-preview {
			height: 60px;
			line-height: 60px;
			width: 80px;
			text-align: center;
			font-weight: bold;
			float: left;
			overflow: hidden;
      background: #f0f2f4;
      span {
        height: 60px;
        width: 80px;
        display: table-cell;
        vertical-align: middle;
      }

			&.ss-uploadfield-dropzone {
				box-shadow: 0 0 4px 0 $color-medium-separator inset;
				border: 2px dashed $color-medium-separator;
				background: $color-light-separator;
				margin-right: 15px;
				position: relative;

				&::after {
					background: none;
				}
			}
			img {
        display: block;
        margin: 0 auto;
				background: url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAgAAAAICAYAAADED76LAAAAJElEQVQYV2O8dOnSfwYkoKenx4jMZ6SDAmT7QGx0K1EcRBsFAJfOHd3Le79RAAAAAElFTkSuQmCC) repeat;
        // No checker background for icons
        &[src$="_32.png"] {
          background: transparent;
        }
			}
		}
		.ss-uploadfield-item-info {
			margin-left: 95px;

			.ss-uploadfield-item-name {
				display: block;
				line-height: 13px;
				height: 26px;
				margin: 0;
				text-align: left;
				.name {
					max-width: 240px;
					font-weight: bold;
					@include hide-text-overflow;
					display:inline;
					float:left;
				}
				.size {
					color: lighten($color-text, 25%);
					padding: 0 0 0 5px;
					display:inline;
					float:left;
				}
				.ss-uploadfield-item-status {
					float: right;
					padding: 0 0 0 5px;
					text-align:right;
					max-width: 75%;

					&.ui-state-error-text {
						color: $color-button-destructive;
						font-weight: bold;
						width:150px; //Allocates the status message enough room to be useful. Will wrap if it is longer
					}

					&.ui-state-warning-text {
						color: darken($color-warning, 10%);
					}

					&.ui-state-success-text {
						color: $color-button-constructive;
					}
				}
			}
		}

		//Upload/Validation error
		&.ui-state-error
		{
			.ss-uploadfield-item-preview {
				width: auto;
				height: auto;
				margin-right: 15px;
			}

			.ss-uploadfield-item-info {
				margin-left: 0;

				.ss-uploadfield-item-name {
					float: left;
					width: 70%;
					height: auto;

					.name
					{
						float: left;
						width: 100%;
						margin-bottom: 5px;
					}

					.ss-uploadfield-item-status {
						float: left;
						width: 100%;
						padding: 0;
						text-align: left;
					}
				}

				.ss-uploadfield-item-actions {
					float: right;
					width: 5%;
					min-height: 0;
					margin: 0;

					.ss-uploadfield-item-cancel {
						position: relative;
						top: auto;
					}
				}
			}
		}
	}

	.ss-uploadfield-files {
		margin: 0;
		padding: 0;
		overflow: auto;
		position: relative;

		.ss-uploadfield-item,
		.ss-uploadfield-item.ui-state-error {
			border: 0;
			border-bottom: 1px solid lighten($color-medium-separator, 20%);
			background: none;
			color: $color-text;

			&:last-child {
				border-bottom: 0;
			}
		}
		.ss-uploadfield-item-actions {
			min-height: 28px;
			overflow: hidden;
			margin: 6px 0 -6px 0;
			position: relative;
		}
		.ss-uploadfield-item-progress {
			position: absolute;
			left: 0;
			right: 42px;
			width: auto;
			margin: 11px 0 0;
			height: 15px;

			div {
				border-radius: 25px;
				height: 13px;
				padding: 0;
				margin: 0;
				overflow: hidden;
			}
		}
		.ss-uploadfield-item-progressbar {
			border: 1px solid $color-medium-separator;
			background-color: #92a6b3;
			background-image: linear-gradient(to bottom, #92a6b3 0%,#90aab8 11%,#96b1bf 22%,#9eb4c1 33%,#a7bac7 44%,#c1d5dc 100%);
		}
		.ss-uploadfield-item-progressbarvalue {
			border: 0;
			width: 0%;
			background: #60b3dd url(../../images/progressbar_blue.gif) repeat-x left center;
		}
		.ss-uploadfield-item-cancel,
		.ss-uploadfield-item-start {
			position: absolute;
			top: 10px;
			right: 0;

			button {
				display: block;
				overflow: hidden;
				text-indent: -9999px;
				padding: 0;
				margin: 0;
				border: 0;
				width: 16px;
				height: 16px;
				cursor: pointer;
				box-shadow: none;
				position: relative;
				// background: sprite($sprites16, cross-circle) no-repeat;

				span {
					position: absolute;
					left: 0;
					top: 0;
					margin: 0;

					&.ui-button-text {
						display: none;
					}
				}
			}
		}
		.ss-uploadfield-item-start {
			right: 20px;
			button {
				// background: sprite($sprites16, navigation) no-repeat;
			}
		}
		.ss-uploadfield-item-editform {
			/* don't use display none, for it will break jQuery('iframe').contents().height() */
			height: 0;
			overflow: hidden;
			clear: both;

			&.loading {
				width: 100%;
				height: 22px;
				margin: 15px 0 0;
				background: url(../../images/spinner.gif) no-repeat 50% 0;

				iframe {
					/* Old IE needs this or it'll give the iframe a white background, covering the spinner */
					padding-top: 0; margin-top: 22px;
					border: none;
				}
			}

			iframe {
				margin-top: $grid-y;
				padding-top: $grid-y;
				border-top: 1px solid $color-light-separator;
				width: 100%;
			}
		}
	}
	.ss-uploadfield-addfile {
		&.borderTop {
			border-top: 1px solid lighten($color-medium-separator, 20%);
		}
	}
}

.ss-upload {

	.clear {
		clear: both;
	}

	.ss-uploadfield-fromcomputer input {
		// since we can't really style the file input, we use this hack to make it as big as the button and hide it
		position: absolute;
		top: 0;
		margin: 0;
		filter: alpha(opacity = 0);
		transform: translate(-200%, 0);
		direction: ltr;
		cursor: pointer;
		left: 0;
		width: 100%;
		height: 100%;
	}

	.loader {
		height: 94px; // Approxmiately matches the height of the field once a file is attached, avoids a 'jump' in size
		background: transparent url(../../images/spinner.gif) no-repeat 50% 50%;
	}
}

/** ----------------------------------------------------
 * "@2x" media query
 * ---------------------------------------------------- */

@media
	only screen and (-webkit-min-device-pixel-ratio: 2),
	only screen and (   min--moz-device-pixel-ratio: 2),
	only screen and (     -o-min-device-pixel-ratio: 2/1),
	only screen and (        min-device-pixel-ratio: 2),
	only screen and (                min-resolution: 192dpi),
	only screen and (                min-resolution: 2dppx) {

	.ss-uploadfield {
		.ss-uploadfield-files {
			.ss-uploadfield-item-editform {
				&.loading {
					background-image: url("../../images/spinner@2x.gif");
					background-size: 43px 43px;
				}
			}
		}
	}

	.ss-upload {
		.loader {
			background-image: url("../../images/spinner@2x.gif");
			background-size: 43px 43px;
		}
	}

}