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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!">
4 J) b7 V0 Z9 p - Label for your tooltip0 e) v8 U, T5 h! v$ ?- w
- </span>
复制代码CSS代码: - .tooltip-toggle {5 @" q; c: x1 d( j7 o6 |
- cursor: pointer;
: D5 ~; h+ U' T6 n' a - position: relative;
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0 l0 E) Y4 M n/ B" K7 Z. d) P - .tooltip-toggle svg {) b7 A/ l1 m9 f, k9 V, S7 ~
- height: 18px;5 j( m: a% H7 b Q/ H. D( i8 o
- width: 18px;# U# ?9 V8 h, x- U9 V8 x
- padding-right: 0.5rem; q# t+ L) O, C3 `$ z4 m& D
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- .tooltip-toggle::before {2 I$ L' W9 o. B
- position: absolute;0 N! g" ?: X0 P. k$ u
- top: -80px;
: N1 J# q! n* m& q - left: -80px;: F. ^$ V/ D) q8 e+ I
- background-color: #2B222A;
8 i/ P [% f z9 v' I& X+ F - border-radius: 5px;, X) o: D* o2 H: E! L. J6 E
- color: #fff;
. {6 U1 D( A V9 v - content: attr(data-tooltip);
% a( u. [$ W) C) q( z1 } - padding: 1rem;! Q" U1 W* W3 V
- text-transform: none;% p" |! f3 Y6 @) `* T
- -webkit-transition: all 0.5s ease;& ^: R5 `9 ]3 U# U) b* _
- transition: all 0.5s ease;. _9 n; }. H' V
- width: 160px;# i* ` {6 O( Y( \/ _2 S5 ]1 A
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- .tooltip-toggle::after {
8 k- u5 Z4 f% y( q2 y - position: absolute;+ @$ [' O/ Y. i$ X! x+ m9 @
- top: -12px;
) f3 L; A2 E/ o- | - left: 9px;) @; E) H4 Q7 C4 B1 X
- border-left: 5px solid transparent;
" ^: K! e( T3 I. G& ]% ` - border-right: 5px solid transparent;8 A! {& B, y" \. p1 f- c9 P+ |
- border-top: 5px solid #2B222A;0 D+ t' U+ e, ~# z! J
- content: " ";& B7 {0 N8 ^& W. J/ q g: G
- font-size: 0;
7 I6 ?1 k# u( P - line-height: 0;5 k, o. j. _1 ]2 ^+ c9 p
- margin-left: -5px;8 {7 l1 l( o( V# W Y
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {) l a) `+ z q9 d2 J' b; b
- color: #efefef;
# u$ W! m5 c3 h8 d* c0 { - font-family: monospace;
: J1 H! c$ n; l3 Z - font-size: 16px;
+ q7 w. X! S) G. f& G1 X; u - opacity: 0;
8 g b: o7 v, F. ] - pointer-events: none;
: r3 p$ ^8 u6 U7 c4 d! T" }( y - text-align: center;- v! s* u# U6 F% a# X
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {* h7 j W4 r9 {9 h4 ?. ^6 t6 S
- opacity: 1;9 Y' P7 G8 `# {; d9 _ |; i
- -webkit-transition: all 0.75s ease;, c, E) K3 H8 `! {$ G: [) J
- transition: all 0.75s ease;* R/ @ j& L7 o: B0 `" K( v
- }
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">
1 H* c9 |& I3 J, [ - <ul class="nav-items">! j5 V/ D `' V& w
- <!-- Navigation -->
5 g( d# T/ }( b/ m4 {- k, d. \1 y - <li class="nav-item"><a href="#">Home</a></li>
6 i" I4 q8 R3 X; r: X Y9 B - <li class="nav-item"><a href="#">About</a></li>6 j6 }% i% }2 o1 j" |
- <li class="nav-item"><a href="#">Contact</a></li>2 v: R) k$ H- a" i$ b0 H
- <!-- Dropdown menu -->
& k: E! U8 f6 e) E! z1 G6 a3 q - <li class="nav-item nav-item-dropdown">
$ y. d+ b1 F* x( Z) n - <a class="dropdown-trigger" href="#">Settings</a>0 |' c( w! n U2 p3 C
- <ul class="dropdown-menu">' z) S8 t3 |1 t, _$ @
- <li class="dropdown-menu-item">" ]1 e. l9 k! n6 \) u+ k8 D
- <a href="#">Dropdown Item 1</a>2 ~7 {, b8 {' N7 |. ^3 `8 f
- </li>
1 Q1 j9 ?. X$ z) z% A& G - <li class="dropdown-menu-item">
5 f, e {4 M2 L2 S - <a href="#">Dropdown Item 2</a>
4 e! u& S- Q3 }1 z - </li>6 x1 c7 K5 K- i* _" v! I d0 S9 x( U0 p
- <li class="dropdown-menu-item">
' C6 U0 e" S% ] - <a href="#">Dropdown Item 3</a>
& ^4 H& x! \" f' |8 p% l - </li>
1 m! ?- O) y! O1 {; F/ ~/ y - </ul>
8 I- \2 k0 Z( [ - </li>
6 d, ?, x6 a3 r - </ul>, t: I/ y: O4 s1 I \$ _6 {
- </div>
复制代码对应的CSS代码如下: - .nav-container {% o$ m+ D% g. \. w
- background-color: #fff;% H( m- h6 y' O+ }( q0 b8 o& _; ~2 N
- border-radius: 4px;: E1 h% n6 |% ?7 j) q q0 z7 R: X
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
5 R+ b' L: X4 ]2 L; C& d% O6 R - padding: 1em;
( b a3 M5 K Z. Q& p - border: 1px solid #eee;. h' L( G" h$ ]; k; D( N8 t y
- display: block;
2 N( E# i& c5 s" _' u4 H4 x1 n: M - max-width: 400px;
/ E4 o X, V% _- v# j/ M1 V* A! w9 O - margin: 0 auto;
0 g$ C$ b2 ], ?7 ?5 ~$ V2 A: A - text-align: center;
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- ul,$ a' Y0 I4 ?6 w1 _( S
- li {) H- v, g1 g. V K/ P
- list-style: none;% d' @! G( Y% [3 i
- -webkit-padding-start: 0;
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- a {5 a8 k7 _, a, }* C& J
- text-decoration: none;
& T5 S1 g7 Q+ e+ n4 b9 h8 V - color: #ED3E44;. L" N* H4 N# z2 [; J M( b
- }
) L _4 E; M w# M- `5 P - .nav-item {
: t8 g# G }+ U( d4 o) R' K- C - padding: 1em;# n: I p- h; t8 U
- display: inline;) t% |1 t" _6 j- b9 e, o
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- .nav-item-dropdown {! @+ N X& f% o f% p" @
- position: relative;
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* V. g$ N' X: w - .nav-item-dropdown:hover > .dropdown-menu {
; R) y* f6 I, E4 X1 y6 [. y: f& L - display: block;( v' _) F. k7 R" O, q
- opacity: 1;
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. B7 i$ N4 f6 O* o - .dropdown-trigger {
t% p& _# B6 ?7 }/ @. U9 n - position: relative;
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) o2 \6 A6 X( S: P6 B - .dropdown-trigger:focus + .dropdown-menu {. S: t5 A9 W& Z4 p, J( f9 F
- display: block;6 t. b& h& o; O( b1 A. |
- opacity: 1;+ H3 {9 q9 U7 I- h7 E* N
- }
m* X2 n q+ s0 ]/ J7 j; f - .dropdown-trigger::after {
9 I6 u1 Q1 k& [, _$ w9 L7 u% \) X - content: "›";
; x8 ?, m' k7 |0 l; d+ V5 n - position: absolute;! p' G' v$ b0 g' H p- O1 |& m
- color: #ED3E44;3 W; X# D' x/ M! B) T* J
- font-size: 24px;" w% @# I- U3 p" r% e/ o: i
- font-weight: bold;* Z b. p, [$ q- A# T
- -webkit-transform: rotate(90deg);
4 k2 Z5 d4 p- T- F6 X5 i# \ - transform: rotate(90deg);
7 e" [+ B7 M) H7 b9 F2 a9 [% y - top: -5px;
, s" f9 @3 d& } i( V W7 n( @ - right: -15px;" s$ ^$ W+ R' x1 e0 X5 D
- }
$ Q% n; t. M3 f7 x - .dropdown-menu {* m: o0 m/ A8 h" B
- background-color: #ED3E44;1 U( o `' `. E1 S% _6 ~
- display: inline-block;
' {' ]: E' e- k- [/ ]- n! H - text-align: right;) q& X/ H3 q5 Y5 E0 Q" i
- position: absolute;5 J0 {6 l& R/ C( d& H
- top: 2.5rem;/ b2 X, M- @; P9 _* D5 D
- right: -10px;
3 A5 U9 B# N, t- L3 m0 e$ K - display: none;
" x" S6 K" x# }5 Y0 B+ f - opacity: 0;
G8 x4 ]8 m/ g* C9 d& ]8 J - -webkit-transition: opacity 0.5s ease;
/ U$ j6 P' |6 u - transition: opacity 0.5s ease;1 |* `2 A: S% E0 b
- width: 160px;
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- .dropdown-menu a {
" S$ T9 _* F$ |& S7 L - color: #fff;
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$ L; ]0 V9 \7 G - .dropdown-menu-item {' [, k' |4 N! f+ h
- cursor: pointer;
0 f. K- ?5 J8 M u - padding: 1em;
0 w) Q0 a! Y/ d) d9 I: o - text-align: center;' E8 K- ]) V& X: b) `
- }
1 }: X1 M4 [) C$ ?5 s' Q# K - .dropdown-menu-item:hover {
2 o5 Z/ I5 p2 ?8 W& Z$ ]2 g' ? - background-color: #eb272d;
2 L* y* W: c( |# E# u, _; l - }
复制代码
6 y7 t4 T0 |2 r8 @( T6 s8 n5 I! _可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
9 t$ E( D$ B+ h" b; \4 Z# D - <!-- Checkbox toggle -->
/ a2 [- k. p. v1 @! r! u - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">4 j2 u. I) e2 k- s0 x
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>) ~% }* ^/ [ q5 g$ N# x
- <!-- Content to toggle from www.mfbuluo.com-->
y% d! X7 c2 B: ~ - <div role="toggle" class="toggle-content">
]9 F5 d1 ^0 w/ z; y8 i2 M5 S - BA-NA-NA-NA!' |, }9 c3 J# L
- </div>
7 `0 f4 m/ g" D) o - </div>
复制代码CSS代码内容如下: - .toggle {
& X% V% B7 g* Z! R. h5 l4 D - margin: 0 auto;9 G- Z% k5 H! V$ ^, v1 r( P
- max-width: 400px;
6 U: A: G; @' X# H - }
' S- t: p! L5 P; X. i& B3 _! e o - .toggle-label {
* J# O3 G. o) \$ N3 ?( A7 a - font-size: 16px;- ~, M: N9 f" `; }: Q1 k
- background: #fff;/ f) \) @5 s: Z) N' `
- padding: 1em;
0 F. @+ k9 g' K) E6 Y& b7 m - cursor: pointer;
* [+ F0 w! t" n4 A$ s) A$ M; z/ J7 t - display: block; S* v) ~; Z j O, [( F* G
- margin: 0 auto 1em;
3 ?0 y8 M/ k+ z4 e8 ^ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
! X- V' Z5 N% u$ Y [+ m: n/ B - border-radius: 4px;
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- .toggle-label:after {" Y1 u4 b$ T+ k7 l4 t9 ?' ?. K- F
- color: #ED3E44;
9 x1 }; j9 b+ I. s ^5 ^: D9 w - content: "+";
7 s6 d/ g: K0 L3 h1 h& z - float: right;
9 l! k: j! m2 z- T8 r( H - font-weight: bold;/ m* ~" ~6 A9 h2 y7 @. O K) ]( g
- }9 d% C! R( i" L/ z5 s
- .toggle-content {
- o* C8 I4 F1 c( G) L( _ - color: #B0B3C2;0 ~# o2 s- [+ T
- font-family: monospace;7 J2 N( a2 G( i" x! V" s
- font-size: 16px;
0 h; x1 l' Z: h - margin-bottom: 1.5em;
: ?/ L8 d2 ?, ]" L. e9 e6 a/ a - padding: 1em;" ?# B# F. b; P2 F! U. S! l
- }
p/ y$ G; L$ B7 |7 r - .toggle-input {) N! W+ B' g1 O; N$ z+ d; w
- display: none;1 q2 G9 k! s6 P4 z+ Y3 i
- } ]; k- S" ]2 F. H6 G
- .toggle-input:not(checked) ~ .toggle-content {
- n$ \0 R5 ^" U5 d( |2 D. Y - display: none;) [ M5 u) C# f8 d# c) H7 z
- }
, o3 E# ^+ \5 [6 R) Q; n - .toggle-input:checked ~ .toggle-content {
2 f4 G2 `5 d& Y7 @8 Y3 `- c - display: block;/ ?! ^6 h) T. r! w
- }; j- z% _1 P+ _2 v4 C+ N
- .toggle-input:checked ~ .toggle-label:after {
4 E+ D( T: n/ ^6 B - content: "-";* m" G# G$ Z! G0 G' u) W
- }
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