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Tooltips 对于展示一些信息非常有用,并且不需要什么用户体验。目前有很多 JavaScript 插件实现了这个功能,但是如果你不想使网站更加的笨重,那我们可以使用普通的 CSS 来实现它. 我们可以使用伪元素来拉取信息,并在 :hover 时显示它(你可以使用 HTML 的 title 属性来实现完成的解决方案,但是不能自定义喜欢的样式). HTML代码: - <span class="tooltip-toggle" data-tooltip="Sample text for your tooltip!">
0 b9 S& O8 `) b' I$ R9 \* `1 C/ G - Label for your tooltip5 Q. L+ B- X7 [& h$ p( s
- </span>
复制代码CSS代码: - .tooltip-toggle {
3 W) f0 e' V3 ~* N - cursor: pointer;
: b) r2 ?- W9 Q! r - position: relative;
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- .tooltip-toggle svg {
8 d+ Z( m+ \6 f) t& E+ G - height: 18px;" D! m4 w) F0 y! ]2 T* r/ G" V
- width: 18px;
8 a$ P* {5 N( O+ ~9 s - padding-right: 0.5rem;5 A( m' \* i3 R; C+ l' _
- }
; Z4 x! i* J$ ]4 u) C5 D - .tooltip-toggle::before {( \7 T% `9 v: g7 {
- position: absolute;
- \# R" ]; v; ^' U* d" u/ a - top: -80px;
$ C G' z2 P0 K. e - left: -80px;7 w8 e' u* T# t! e3 G! [ ~
- background-color: #2B222A;' y8 W! @7 V- c) o1 v0 U2 I
- border-radius: 5px;/ e) e# I! q; x M E# L
- color: #fff;
3 |& V" |; U2 L: O0 g; d - content: attr(data-tooltip);
; r6 M5 S3 L' \5 ` - padding: 1rem;
8 S e2 ~+ P5 m3 _7 h - text-transform: none; I4 v% N" X- D+ e$ g; K6 O
- -webkit-transition: all 0.5s ease;9 y5 N( }- s6 F' A
- transition: all 0.5s ease;
9 P6 |' o( d ]6 t$ @ - width: 160px;5 L' w! t0 T( O" \9 R8 V6 {
- }
( A1 x; N) o0 r: O, f4 I* L8 j - .tooltip-toggle::after {
' ^8 y1 J7 }3 J# p } - position: absolute;, u. X0 P) b# f ~1 H! P5 w
- top: -12px;8 K8 A9 e3 S' l
- left: 9px;
% y4 X5 w; K: A! V! N - border-left: 5px solid transparent;( G, l% z, q& n$ S3 l
- border-right: 5px solid transparent;& q: l/ U" R7 V7 x) X6 S
- border-top: 5px solid #2B222A;/ u, x, l2 \( M* ?, }- S
- content: " ";# v f8 T/ i8 _8 H
- font-size: 0; y# _2 e" o" B: r" Y! s
- line-height: 0;) @4 x* P4 i3 y1 q/ U
- margin-left: -5px;
, _) X1 n. O+ W& c: n* w - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {2 K" {6 E4 f2 r5 K
- color: #efefef;& U+ K$ R/ z1 [+ ~6 _8 j/ w
- font-family: monospace;
+ c0 Q5 U+ W* [" f - font-size: 16px;0 n) @$ q X6 P$ {' B
- opacity: 0; M# C N" M7 E0 m5 `2 G" N1 \
- pointer-events: none;; S6 Q$ l8 F$ P* ?- W
- text-align: center;
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$ a1 \" H" B/ C; d* f9 h - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {# ]$ L( a2 K( X7 X, i' W S
- opacity: 1;
$ ]0 J; \+ x4 a6 G9 H2 ?* n - -webkit-transition: all 0.75s ease;
( o. N* B* R) a$ G, w - transition: all 0.75s ease;: l, ~( ~ Z4 { r' s# \
- }
复制代码下拉菜单 如果你想实现一个简单的下拉菜单,你可以通过 CSS 的 :hover 简单的触发菜单的隐藏. HTML代码: - <div class="nav-container">
% X# Z2 z d4 K. f - <ul class="nav-items">
) k- F" V# S+ M - <!-- Navigation -->
6 O$ W8 C- Q% _ - <li class="nav-item"><a href="#">Home</a></li>4 i: ~! D3 R! K1 T
- <li class="nav-item"><a href="#">About</a></li>
; T/ C+ r# X- v4 w$ T - <li class="nav-item"><a href="#">Contact</a></li>
( g. o z- l* ^7 B - <!-- Dropdown menu -->
! y- P: t# J) T# M( ~ - <li class="nav-item nav-item-dropdown">7 |9 }8 ^9 U1 T
- <a class="dropdown-trigger" href="#">Settings</a>
7 x, C5 p" g& r4 C - <ul class="dropdown-menu">
- c( T0 b8 F) t0 s - <li class="dropdown-menu-item">* w9 a$ f3 n. ~2 W; c
- <a href="#">Dropdown Item 1</a>! V- `' F7 @$ R
- </li>
3 ~# s( \* g c - <li class="dropdown-menu-item">
/ C4 ^; N: s; h- k# T. b - <a href="#">Dropdown Item 2</a>/ u6 U0 d) K) i! @. H
- </li>; B! E% I: t) {+ J. m! I
- <li class="dropdown-menu-item">' l. }: m6 K h& P
- <a href="#">Dropdown Item 3</a>( g# E) K' B; L1 S! B( a
- </li>
' u% [% s. G$ \( \+ ?- H# J! e: z5 B - </ul> Q8 m9 ?- a. [# |1 J& }( p
- </li>
* P9 |2 h' G. U* } - </ul>
: {" W4 A0 b9 H3 J( S - </div>
复制代码对应的CSS代码如下: - .nav-container {1 s+ w9 e1 E! D4 T
- background-color: #fff;$ U8 |1 ~/ W H8 w$ d/ F, f5 I; \
- border-radius: 4px;
8 I3 s/ D/ J' _( Q/ S - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
' Q* m: g6 R2 Y! A$ j" o0 k, c - padding: 1em;
8 Z% f( Z( O6 M- ^6 d/ O - border: 1px solid #eee;
3 e& b1 Q' k$ G' S7 v1 f& K - display: block;
9 Q% v% m, x0 R, e/ @ - max-width: 400px;
/ V2 o7 ^, ^+ y! ? - margin: 0 auto;
3 L7 @& l$ x/ M) M( P/ s3 m - text-align: center;# k" O6 X% }! T: O6 C: a) B
- }
8 U, t9 D6 V( [& Q8 A1 E - ul,
& `& G/ I* ^5 E - li {
" C! y7 K3 t( G+ N - list-style: none;
8 x# R3 C h/ |% H' E2 E5 i2 N - -webkit-padding-start: 0;5 [2 |+ q9 t: l+ V8 W
- }
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- text-decoration: none;. _6 t$ T8 K, t2 u1 N" h; U) ~8 A
- color: #ED3E44;- }3 Y; D1 H6 ~5 C: x
- }
! S- }; G+ V' a - .nav-item {6 n+ k$ J6 N, J1 b5 L
- padding: 1em;
, p2 C% l$ J1 O - display: inline;/ x- }0 R. c# }9 o" L
- }
* e( L+ n: }! d5 X5 D4 e( j - .nav-item-dropdown {# t4 N T' b+ Q# X4 j! j- G' k0 S
- position: relative;
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$ S) W! U: J7 Y$ v! h, H - .nav-item-dropdown:hover > .dropdown-menu {- U; P0 V7 H& W5 N5 F# I
- display: block;
. {6 E+ ~2 l4 K6 H: r( i - opacity: 1;3 m$ A3 X. @+ R; k
- }
& \! X( M) S/ V4 C8 I, _ - .dropdown-trigger {0 D9 K6 M a' {4 c8 E: V" w) s+ R
- position: relative;8 o1 l6 ~1 G& {9 ~6 S
- }
' D; r& ^! Q1 l. q; ^2 @9 ^! [0 M1 M4 h - .dropdown-trigger:focus + .dropdown-menu {
4 R5 k: n5 f8 p; p! v! v0 W! v. V - display: block;1 z* T7 k* G4 m5 u! O, L2 S
- opacity: 1;! Z+ r, a' O* A1 l5 L. ~: O8 |
- }
I2 Z% E u9 Y7 @5 K: P+ }, a8 h - .dropdown-trigger::after {% G( X1 a! x1 f( M; P; x
- content: "›";, U% z! B( X( u8 r" [
- position: absolute;# o! L0 q8 o! [% P/ k
- color: #ED3E44;9 `) j) u+ w1 Y9 y2 u3 U; V! x2 ^
- font-size: 24px;" E' d3 G; K- o" B2 M' l# F2 h7 M
- font-weight: bold;! N$ a2 B2 y; I6 |8 D4 i. v4 Q+ Z
- -webkit-transform: rotate(90deg);! |' z- E# Q# o; R
- transform: rotate(90deg);
5 W. n3 O* J1 o7 e& F - top: -5px;
9 v0 R9 J0 f5 r- Z* r' l - right: -15px;
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, @6 J5 I8 z; h' L, H1 u4 @* _ - .dropdown-menu {3 G" [6 C1 \5 b- \ Q7 ]
- background-color: #ED3E44;
' x, O$ I) ^' T7 G) B; I5 L- x - display: inline-block;) [6 `1 l" e: y
- text-align: right;; g* \; M5 j7 C- o' J# f' a0 F
- position: absolute;$ @# S1 M8 i2 A5 S. _# X
- top: 2.5rem;" |" [8 g z6 r4 X0 I* _- m" p
- right: -10px;
" \5 p6 u5 z: s - display: none;+ K" n0 B' i" X# z5 N
- opacity: 0;
" H, M# J; W" ?& T. D9 J( r0 s - -webkit-transition: opacity 0.5s ease;! Y2 T T* c9 u
- transition: opacity 0.5s ease;) d8 g/ \; I2 i2 N
- width: 160px;
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- .dropdown-menu a {; i6 B9 u) v3 E. s! g% y
- color: #fff;1 R' ?1 R3 d: \( A
- }) |" w* |: Z& Q2 v
- .dropdown-menu-item {
9 _$ H% |4 j5 r2 w - cursor: pointer;' j- j' M* O" ] H- w
- padding: 1em;- X6 J; Z8 M' t5 H! p3 t
- text-align: center;8 |" S8 S) E5 \$ l/ P- r; t
- }; W+ F, H" q! T/ J1 U3 b
- .dropdown-menu-item:hover {1 k3 m; t: U$ q0 y
- background-color: #eb272d;5 h8 ]; h" g( Z3 D
- }
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( s7 L4 t0 \2 b8 D3 Q: [9 ~可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">8 J( ^: t* y3 G, i W6 T
- <!-- Checkbox toggle -->3 `2 I' c2 P/ m/ W
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
, B. W" u1 @$ L* i* C% A9 r - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>, R5 |* X/ Y( ^- X( R( i6 I
- <!-- Content to toggle from www.mfbuluo.com-->
+ n- P% w/ x( ]& h - <div role="toggle" class="toggle-content">
# }3 M& S4 w+ P+ O' D - BA-NA-NA-NA!
- d5 @1 A5 v& F, f ]8 C% I - </div>2 I' ?7 ?0 M6 ^
- </div>
复制代码CSS代码内容如下: - .toggle {
) C. s1 B7 Q8 ^. y - margin: 0 auto;8 B8 H* F. d' i* |& F, g
- max-width: 400px;! I/ l {% ?2 \3 X4 A
- }
2 f% B7 {* o: O3 _& ]2 P& Y- z - .toggle-label {
7 K$ \" c: b: [/ D3 u# d - font-size: 16px;
6 P$ |- b6 Y4 n% h: Y - background: #fff;- T- [$ N+ |& T# ?6 C5 A. [
- padding: 1em;6 @( n6 W7 g" t7 l
- cursor: pointer;. v" ]" A3 w! ~( G2 a
- display: block;
$ u$ C @3 s' ]! V- G/ A2 i2 F0 h' R - margin: 0 auto 1em;
9 Z% x/ s J' `# I5 M - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
1 `6 J" I* c+ C& T; n; e8 ` - border-radius: 4px;
0 `9 t" k0 h- ] - }
' p! _( {; _$ K7 c9 W8 B$ y - .toggle-label:after {
5 N. D1 h5 {3 ]2 ?" x8 h* L7 X - color: #ED3E44;9 O5 G- D0 m- M4 C- w/ L
- content: "+";; Q2 I" L+ P1 m+ B& I4 S
- float: right;7 i6 {4 Z: m& c( q, E
- font-weight: bold;# \6 l3 k) d2 c3 C2 f4 \# F
- }
& ~+ A! c" d: Q @ - .toggle-content {
5 ?5 Z8 d# A3 O8 D) z - color: #B0B3C2;
4 m6 s' a# p+ a - font-family: monospace;
, k% S7 s% S2 _+ X3 H! R: I1 | - font-size: 16px;
' E5 V0 B; @7 D' @ - margin-bottom: 1.5em;
/ o/ C' `9 F) E; ?! I | u - padding: 1em;
; _$ Z/ e) `/ G) G6 l - }5 ^ h: `: Y3 Q1 U5 X( m$ J
- .toggle-input {
8 s3 s6 f; y* e# o, {% [+ E) R - display: none;
8 D. Y% F: X8 q/ n, z - }0 I- m* n$ |2 u m# x
- .toggle-input:not(checked) ~ .toggle-content {
- P7 h/ g$ ~- [9 E% C+ r$ |& g - display: none;
; {* C; b5 r, x' {( W* P - }
5 s+ m2 K, b, X3 L: c! ? - .toggle-input:checked ~ .toggle-content {
) K. I- ^. ], d- ^' G+ S - display: block;
. Z+ o4 E! O# U - }3 N9 f1 Q6 ^/ c4 W# J+ J M; [2 m5 l
- .toggle-input:checked ~ .toggle-label:after {) f' n2 \6 K% D, H+ |
- content: "-";
( ~% J2 o* T8 ?5 w - }
复制代码
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