Template:Notice/styles.css

@media screen and (max-width: 700px) {
	.notice-box {
		width: calc(100% - 12px) !important;
		box-sizing: border-box;
	}

	.notice-table {
		table-layout: fixed;
	}

	.notice-image {
		width: 52px !important;
	}

	.notice-image img {
		width: 48px;
		height: auto;
		max-width: 48px;
	}

	.notice-text {
		min-width: 0;
		overflow-wrap: anywhere;
		word-break: normal;
	}

	.notice-text big {
		font-size: 1.05em;
		line-height: 1.2;
	}
}