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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!"># V0 P9 o9 z2 @4 W" o: |+ J/ a& Z( S
- Label for your tooltip
6 ?; k, d7 A; y9 Q: K5 _' W - </span>
复制代码CSS代码: - .tooltip-toggle {* g( @) V1 {- W7 N5 J
- cursor: pointer;' Y: G/ b8 K3 g4 j1 E- \# B
- position: relative;: h! Y! J7 x" S8 n& _2 b& {# Y
- }) z _" i6 @. l7 }, O6 o
- .tooltip-toggle svg {- K# f* K( R! r: `( G/ m
- height: 18px;7 m- }8 F! R; T" ]0 X9 T. l/ l# w
- width: 18px; P# B0 e/ M2 w2 S: }: @' o
- padding-right: 0.5rem;! O; j& ^( t0 @% T
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- .tooltip-toggle::before {) K4 E' u% S& T. { i* h
- position: absolute;
, a3 |8 {% A/ d; \ - top: -80px;+ [1 o- y! z' G. f5 C0 M
- left: -80px;
B2 f' F% J+ F4 N- i* n - background-color: #2B222A;5 N3 [. z& m" M& l" T& c9 m
- border-radius: 5px;( N7 W* m+ d3 Y; U1 {
- color: #fff;$ ^1 y' q, ?6 R; S2 B5 }, \ Q- B
- content: attr(data-tooltip);
; [) i. w$ k2 f; J - padding: 1rem;5 z/ V. q; I9 a" q4 K2 B
- text-transform: none;* J+ V, ^% _1 R* l$ y
- -webkit-transition: all 0.5s ease;) }- a* N- N* R1 o% |# @ W. D8 N* l
- transition: all 0.5s ease;! v! ^1 J. t* X" [' z
- width: 160px;$ z* x C4 A& b5 @/ E& y7 A, o
- } a2 \9 |. h9 i5 w+ }
- .tooltip-toggle::after {: S, n$ V5 x' K- a
- position: absolute;
; \; C; ]% D0 l+ @ - top: -12px;% R$ \+ g7 d* _$ V3 @
- left: 9px;
7 Q) i" }/ F: c3 l f5 s/ S/ b( r - border-left: 5px solid transparent; Z0 W9 Y- L1 P* {$ B
- border-right: 5px solid transparent;
0 u% ?' T4 o6 ]/ S5 U9 _ - border-top: 5px solid #2B222A;
2 U! v5 M* y9 I/ }" } - content: " ";+ Q; f1 C1 J6 L+ p; Q
- font-size: 0;
% h+ ~$ [1 `# b9 u/ @. u - line-height: 0;2 I5 P( a0 [; K8 C
- margin-left: -5px;
6 y+ T2 p8 h9 s" b7 F; V - width: 0;
+ \9 }/ l M2 o! d5 p - }
1 S5 z! w C* n" N - .tooltip-toggle::before, .tooltip-toggle::after {
0 A- Y" `" R$ }, _ - color: #efefef;
' S8 Q& S+ M! N& I( s! C& x - font-family: monospace;
5 q- [$ T- b7 p# J - font-size: 16px;( I" n' n+ |( Y% L+ [! T
- opacity: 0;% G2 t% @. ]: l+ I6 b* t5 L
- pointer-events: none;
* T+ z; u( o2 C& Z - text-align: center;
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# [6 H e$ F2 w1 W$ _8 h0 R - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {! |+ `" b! Q; f5 v n4 g: M( q
- opacity: 1;2 o% j O& o( f/ k1 R8 T/ @
- -webkit-transition: all 0.75s ease; K1 M9 ]9 H6 G, s
- transition: all 0.75s ease;& r( @3 x; a/ R! H# l- f! [7 o" }
- }
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">" c% w+ D1 {: W# P3 m. b* L" [
- <ul class="nav-items">) M4 p8 H# y9 D& s0 [
- <!-- Navigation -->
0 ^3 `& D- L9 B$ u9 u. u - <li class="nav-item"><a href="#">Home</a></li>0 L3 u( n: ^6 `0 [* Y b h
- <li class="nav-item"><a href="#">About</a></li># ]8 B$ P+ o$ N% z2 _& K+ m, t2 `; `
- <li class="nav-item"><a href="#">Contact</a></li>
) K5 I( ~# H2 F) B) A - <!-- Dropdown menu -->
0 c0 F; g% A7 {/ T/ Q; a6 I0 \+ |% d - <li class="nav-item nav-item-dropdown">
& l0 ]0 G3 A* K! ? - <a class="dropdown-trigger" href="#">Settings</a>
: h& E; G$ t0 G" p- A - <ul class="dropdown-menu">
; f4 I! V) V% b" r - <li class="dropdown-menu-item">6 ^$ r/ h( [; [
- <a href="#">Dropdown Item 1</a>- o9 D$ ]# v! h* w* Q4 u
- </li>
: X) g# F. E) ` ~9 \ - <li class="dropdown-menu-item">
& u1 \2 E, W& z - <a href="#">Dropdown Item 2</a>
, o4 T9 Y; f+ h' F9 v - </li>0 \/ Z B$ A' ~4 k: j) v
- <li class="dropdown-menu-item">
- P I o* m8 B |( T! U: W - <a href="#">Dropdown Item 3</a>3 v% l" w% A' ^% _% P) e1 w
- </li>
. e/ i1 ~# x( U' a' _% } - </ul>* a0 o1 a7 l5 Q5 B) H
- </li>
7 U) Z- a* n: q5 s% S3 ?4 b - </ul>
3 C9 R ^7 U4 J+ M2 r. ^ - </div>
复制代码对应的CSS代码如下: - .nav-container {' F& Y4 ]7 x( { s* ^ n) H; o
- background-color: #fff;$ ]4 |7 b9 T& D
- border-radius: 4px;1 E# b( @. C# r7 E& C
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);2 E; s" g$ p! E; K/ P0 b9 G0 _
- padding: 1em;. _& _8 ~+ V8 F& S' k
- border: 1px solid #eee;
6 u1 k: h# ^* j% E) L+ ^ - display: block;) l2 L# P" R: ~* d
- max-width: 400px;
7 m, j/ e- ^/ o$ u - margin: 0 auto;
) L5 D- M/ @/ A3 x1 Q0 Z4 g# K6 i - text-align: center;
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- ul,/ }+ E' D& e7 }- O. G
- li {
0 ]2 B. t/ @0 I9 `7 V - list-style: none;
7 y- d7 W4 a/ E2 P - -webkit-padding-start: 0;# ]9 y6 R* I- T8 W! f
- }
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- text-decoration: none;
5 p7 X+ G( `1 O3 n6 M1 i9 L- d - color: #ED3E44;& k, u7 w3 y O: K) K) r
- }5 h8 k0 B* ^0 g% i( f! Q1 v' o
- .nav-item {0 I0 Q% A' y. A- [9 j# O7 C
- padding: 1em;6 U$ i$ w1 b- \' v3 H" o
- display: inline;& c/ Z. f5 r2 S3 V1 E3 m$ F
- }2 p( g1 U* u+ F9 D. _
- .nav-item-dropdown {
2 r" E7 i+ y) Y/ f* r9 G! L - position: relative;- D2 j! f8 a- A9 r( u. \4 U& c8 J
- }
" G$ y( Y) d; _ - .nav-item-dropdown:hover > .dropdown-menu {
0 _) i" z) U3 y% |; U' @! P' a - display: block;5 F' ~, i" G8 ?7 v, h. y& c* {! L
- opacity: 1;0 F( Y4 L2 p$ y5 `
- }/ z- Q' W7 A- y0 v8 T/ ^
- .dropdown-trigger {7 L8 c R9 k$ s* b0 h7 a
- position: relative;/ g# M2 r0 q/ E
- }0 b8 \ [' f, K0 ^ ~2 _
- .dropdown-trigger:focus + .dropdown-menu {0 X7 B/ s) Y8 d+ ~# e* L. P
- display: block;: R4 ?& k- {; w! x( G" X
- opacity: 1; p) N u$ [; t' i9 I# h0 r
- }
1 j5 B5 X" `7 c1 z% o9 k) C - .dropdown-trigger::after {
5 j( S1 o4 o$ i; H# `, B+ W2 [3 q9 G - content: "›";! l$ {/ N" `. A9 Y' s3 f7 V
- position: absolute;
! ~& R3 |: x% Z - color: #ED3E44;
\. y& V$ E8 ?2 f% _1 T- z - font-size: 24px;& K7 _/ ]' G( Y. [+ _; u
- font-weight: bold;2 Q7 k0 S; Q3 M
- -webkit-transform: rotate(90deg);
9 e; k9 r% j& F+ z( B - transform: rotate(90deg);
7 c: R( a6 p7 ]# T) c/ a& Z - top: -5px;
% S+ w4 i0 o: o- `% g* }$ g" M7 } - right: -15px;
8 c6 L8 w5 M5 U! n - }* J C' K7 o) N
- .dropdown-menu {
6 |) j/ y! b2 _/ h& [ - background-color: #ED3E44; Y9 P0 F( s* O- B
- display: inline-block;
1 u. F3 h+ S. T/ u; g5 w5 \, M - text-align: right;
6 U7 ~) h, a3 d - position: absolute;- d5 O2 J/ K2 n- w# w9 \" m
- top: 2.5rem;
4 b( i9 Z1 e3 E3 V& y3 r3 Z5 b+ ~, S - right: -10px;9 b k, ^0 g4 Q
- display: none;
8 @* \& h4 `8 N- g - opacity: 0;1 |: T, `' T5 _( c4 b1 p
- -webkit-transition: opacity 0.5s ease;, D- P$ |% `! a
- transition: opacity 0.5s ease;4 J$ a" b) E4 }' C& [+ W( d4 O
- width: 160px;
# h" J& c* b; d) Q+ p: o - }
2 Y0 u4 C* s8 B( h' A* R, y ` - .dropdown-menu a {% N+ O4 I3 K7 T. m. i8 ~
- color: #fff;
" P$ S x" T n' a1 M - }
2 O6 f9 f5 v3 \6 d - .dropdown-menu-item {5 B2 {6 t) j) p/ Z R( `" ?
- cursor: pointer;* X) j! }; \! l+ O9 E
- padding: 1em;$ X5 q/ }% e; e" a* d) o) X& ]
- text-align: center;
- j: P) S, N/ c; W- } - }; D! j0 t: k- e/ ?
- .dropdown-menu-item:hover {
' W; H) v: T# {7 Z - background-color: #eb272d;
, p$ O$ k' J' p2 v5 v - }
复制代码
) {: }6 ^9 Q7 w" E; p( B可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
! f8 x' ~; R: Y6 G; Y+ K - <!-- Checkbox toggle -->; a5 h% z8 [6 s$ w6 D1 Q
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
6 ?0 w7 y: X( n. t7 P- G - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>) P% u9 W* A7 m+ x9 {4 n
- <!-- Content to toggle from www.mfbuluo.com-->
# Z; D; W3 z* ~" q0 Z; F7 C1 {6 K - <div role="toggle" class="toggle-content">% N2 n0 J7 n6 @, p2 u
- BA-NA-NA-NA!* ?3 h! G1 G' J
- </div>
7 `/ O: t g2 K( N9 \ - </div>
复制代码CSS代码内容如下: - .toggle {5 a( N3 o$ \* t! \/ t& |
- margin: 0 auto;
( h; Z9 s6 i! ]2 z0 T7 t - max-width: 400px;# F, V' W. p; y
- }5 \5 E M0 c* d$ H) N
- .toggle-label {! _. B( h) ^8 _, s2 N8 k0 d# Z
- font-size: 16px;, K2 ^" t8 ]$ K
- background: #fff;$ X7 D& m4 G9 I; T- g2 G& W
- padding: 1em;. L1 j3 X" G' S7 Y' ~0 G9 `
- cursor: pointer;
) k" |, r: g5 H- a! t: z - display: block;
2 R% M: ]1 B1 I - margin: 0 auto 1em;
( o: q, B4 v9 P/ k0 z8 U3 i - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);) N5 [4 L! t+ r: i
- border-radius: 4px;3 `+ z# W0 s+ ]. a8 d
- }: x; n& ?$ {: M, T; @" n% D
- .toggle-label:after {
' L8 L' {; k, f6 D; n1 |, ~ - color: #ED3E44;" y; Y" F4 v) m i: e
- content: "+";; u, Q1 v9 T1 _) {
- float: right;( ~& ]4 b8 _4 y5 R
- font-weight: bold;
& C& l* L/ O0 E - }2 ^4 N; }, _( w' N. t ]
- .toggle-content {
5 l5 P1 w, r2 v3 c - color: #B0B3C2;
7 Z% S5 B9 S& K, N - font-family: monospace;
( b6 E" U y0 k - font-size: 16px;+ F0 ~) L0 T) {" k
- margin-bottom: 1.5em;
6 u; q" @$ R5 I d5 Q8 N - padding: 1em;
: y/ _5 W9 G6 p8 o! Y+ r - }
8 [: y4 J# V8 ? z8 f - .toggle-input {6 p& }5 r( p# L$ W( v, o
- display: none;
$ Y o! ?7 N2 O8 b6 ^5 g1 E5 u - }
. W& [' U# Z+ B - .toggle-input:not(checked) ~ .toggle-content {! W- A8 M/ N3 j. L& K# c7 n
- display: none;
$ ~3 Q2 I m7 P% ^" h* K) Z - }
6 f; C2 { Z& u9 a! n6 Y% h - .toggle-input:checked ~ .toggle-content {
$ g& m1 d2 |2 ]1 o) @ - display: block;8 s! W5 v [: R7 G
- }; i" }3 N0 ~$ k5 R4 H
- .toggle-input:checked ~ .toggle-label:after {* x3 m# a+ j R* \0 ^
- content: "-";
" J2 L; l" v- `( k* [( F! p - }
复制代码
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