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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!">9 s9 Q4 m: m6 N! b" F
- Label for your tooltip
$ D9 N6 T2 i* C- K$ d: w2 l% R - </span>
复制代码CSS代码: - .tooltip-toggle {4 Q# Z* Q0 n9 x5 D. r8 O
- cursor: pointer;
9 j A, Y* ]% ? ~ - position: relative;. N+ Z2 o! U* x
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- .tooltip-toggle svg {
/ ?* f p5 g: H3 s+ L - height: 18px;
9 f" ]( d; p! F+ e+ p! h& O: x - width: 18px;/ Y% K9 t0 N5 L7 {0 P. m2 M; b
- padding-right: 0.5rem;5 C2 \8 Q. E9 D6 { G/ ?* C1 @2 Y) F
- }
- `! @6 R$ \ ~7 u - .tooltip-toggle::before {7 J! h( o' J1 N$ q
- position: absolute;
) h" k% M, j& S - top: -80px;
6 i3 ]/ R/ U& y9 Z2 H* n - left: -80px;
, ~1 u6 I! G0 n7 `- Z! ?7 C - background-color: #2B222A;
4 O, B6 d9 r5 d5 W3 _ - border-radius: 5px;
( j) h# s: W1 n% m6 B* ]7 k - color: #fff;
T* q4 K. y/ v9 z% r - content: attr(data-tooltip);
3 {! s- D( F! `8 R" f/ e7 K/ S2 x - padding: 1rem;) Y# i7 E, [0 \/ @" s* m
- text-transform: none;
. i3 D4 t5 O3 C1 H; t2 W, F: W6 | - -webkit-transition: all 0.5s ease;9 I. D; v/ r2 B4 A- ^' |+ N' j. v5 |
- transition: all 0.5s ease;
7 l$ J4 e- j: ^9 q1 q% {1 X: k! l - width: 160px;2 M- e3 d& _+ C
- }
) V, h$ ]& D# J( Z) s. Y - .tooltip-toggle::after {1 F) V7 x; @, L6 }5 m, L: x
- position: absolute;. K9 t6 ]" j/ ~3 Y4 ^* K& I
- top: -12px;
1 h4 T% C0 x6 E$ K' [ - left: 9px;
+ e, u* Z* F! d% S6 y& M - border-left: 5px solid transparent;' U9 b G9 H2 k+ Q- c: r1 M
- border-right: 5px solid transparent;2 c' Z! a" t. p/ M" a
- border-top: 5px solid #2B222A;
/ u& c. }- A$ {$ ` - content: " ";
- j; U8 w6 E; ]) X8 R - font-size: 0;
( k; e) }7 h @$ c - line-height: 0;
! C1 P! p$ K. [ f: o: R) H - margin-left: -5px;& u( {! g- ]5 w9 z. k6 h
- width: 0;) W& U; Z6 ~7 ^9 s
- }5 `0 \0 \: s9 @5 U' z
- .tooltip-toggle::before, .tooltip-toggle::after {: z4 d" ]# O) {8 H+ v+ C& B
- color: #efefef;
: U0 u$ e1 u5 t$ K - font-family: monospace;
9 t1 e5 f, `: J+ }8 F - font-size: 16px;+ G: I- B. b1 i- l$ f
- opacity: 0;
9 D3 D% q( R5 W& Z - pointer-events: none;
7 p' j- o9 G, e: y# { - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {9 `, n- m* q; }( C0 R
- opacity: 1;9 ^9 ]7 l1 | P7 e% b$ z8 J/ a
- -webkit-transition: all 0.75s ease;
0 |; t6 |7 D2 a - transition: all 0.75s ease;0 X. f) Q O, n0 _# Q" I
- }
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">% h6 L; r5 T# L8 Z$ }3 K* D
- <ul class="nav-items">& e: a9 B2 f) T2 I
- <!-- Navigation -->. t0 H# ? o* X- n# Y5 h% R0 q+ T% `
- <li class="nav-item"><a href="#">Home</a></li>
N, j) K6 e: c+ Y" L, ` - <li class="nav-item"><a href="#">About</a></li>1 O5 d! W: V: p" F- C2 n# |6 X0 p
- <li class="nav-item"><a href="#">Contact</a></li>
9 w5 B- L0 f8 H- [& R - <!-- Dropdown menu -->- K% i Y7 P2 \4 `8 j5 S) W
- <li class="nav-item nav-item-dropdown">, S. |% v- I. F8 c5 T; N- k
- <a class="dropdown-trigger" href="#">Settings</a>
- |/ b- I; k* o1 D - <ul class="dropdown-menu">
) c4 Z f5 V5 h$ y: f7 M. ?! o - <li class="dropdown-menu-item">, z6 w5 H) Y+ u& P
- <a href="#">Dropdown Item 1</a>
# p. u* x# ^' V$ _ - </li>, u4 y# O2 Y7 | _+ }4 t
- <li class="dropdown-menu-item">
$ t) t2 |# r- L3 U( j- J - <a href="#">Dropdown Item 2</a>
- i7 M! i- R. |( A$ W" }, W J - </li>0 g0 c6 l$ x5 e
- <li class="dropdown-menu-item">
3 a( T, s7 Z# g1 Y8 Q4 C - <a href="#">Dropdown Item 3</a>+ Y# f" t2 S9 L Q( {" {! b; Q$ v
- </li>5 d {6 _# Q7 `3 Y- M6 X; X
- </ul>/ J1 p5 y w. ?; R6 c
- </li>
8 h) a* F ]8 ?! ? - </ul>, \$ O% q4 G5 c( u" J, t: }( C
- </div>
复制代码对应的CSS代码如下: - .nav-container {
$ `2 R+ ~# u: j1 ` - background-color: #fff;
9 `/ x& ` r8 H/ B1 k$ L- \& M - border-radius: 4px;6 A. Q* M& m" a/ P* T! X
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
) F& i0 V8 @( R( r/ b; M - padding: 1em;: d; _, f; Y6 }- u
- border: 1px solid #eee;4 f7 d9 H/ I; p7 q' x5 _5 u1 T
- display: block;) D2 V6 L9 H0 K- r8 }* p
- max-width: 400px;" c8 e3 {" S, ?, g! e7 ~& e+ V
- margin: 0 auto;
( R( H4 N( h( l/ Q% [ - text-align: center;% a1 D( x4 [3 i" X) ]" h5 l
- }
% M/ K) t0 u$ X7 g+ V/ d - ul,
' p6 m7 i) x1 m - li {5 p# A. n, t4 n7 B/ V
- list-style: none;+ o( N# q2 v% p$ |( {. {8 Z
- -webkit-padding-start: 0;
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- text-decoration: none;
1 l; G0 I5 l! H. M0 S4 w$ ? - color: #ED3E44;8 q1 ~6 |4 e0 r
- }3 Y9 X$ s& w3 @6 { E$ l
- .nav-item {! p& H1 R8 ]. |7 d
- padding: 1em;
' {9 H- V) V) n8 Y# `1 l - display: inline;0 L3 r: E" C1 b; g
- }
! F L, W. n: D( ~7 p8 g3 s4 e; ^, _ - .nav-item-dropdown {3 N- B1 m: a4 n) e6 m) E
- position: relative;1 k$ n% ]- v- N9 T6 ]1 I" a
- }
B) Q( t- J/ y# v - .nav-item-dropdown:hover > .dropdown-menu {
' N1 R) W8 c+ j% O- z0 G( I- ?* n - display: block;
9 e* c: O# C! R: [5 f0 U) o' g# _# ~ - opacity: 1;8 c# b! m! t; m5 ? n0 [0 Y7 e0 X
- }( s: d4 c- K0 r* t
- .dropdown-trigger {
, `1 e$ j g$ i. [5 d2 W" f - position: relative;
: ]5 t' K0 f( U% o& B% a6 i4 N# \ - }
( \" y9 z# ?, M N - .dropdown-trigger:focus + .dropdown-menu {
7 n C1 c* H: F5 W- P - display: block;
: k9 x$ i/ n+ c - opacity: 1;
; p4 i) t( D! q2 I - }
. \4 {1 S; S. ]$ W - .dropdown-trigger::after {
9 w( ^( h( s+ N5 l: ] - content: "›";7 j$ i z' W% S5 J- ~& N
- position: absolute;1 U# \1 C* u. v& @
- color: #ED3E44;
5 r, n' e7 t, ~ - font-size: 24px;, P- G C! q" T8 l1 J" ?8 b
- font-weight: bold;
0 M9 x; H, I X$ Z B - -webkit-transform: rotate(90deg);% Q% R6 Q. Y# W4 c8 z! H
- transform: rotate(90deg);5 H) }8 Q: `! L; x$ |8 g
- top: -5px;4 j6 B/ F. ~4 _4 B
- right: -15px;! j4 b& {4 o$ z# X, G A( b' X
- }; p4 L( R1 h t3 n) a0 \
- .dropdown-menu {
+ j% l0 p/ R! W! [" `* z - background-color: #ED3E44;; E7 n- I7 e7 J7 E- `/ t
- display: inline-block; f- P' ]4 S% t- U! S' p% M: }
- text-align: right;2 O$ Y% Y) e. u0 ~* U
- position: absolute;
! h+ `0 F6 W% O3 C4 L2 Z - top: 2.5rem;
! G6 I7 R# e$ m6 [/ E - right: -10px;( c1 _' Q: C* x9 o$ G( w9 _* s0 o
- display: none;
4 F! p) G9 w: x* t+ q - opacity: 0;
9 b3 [8 o9 y1 J, e - -webkit-transition: opacity 0.5s ease; i9 G% \0 d' b5 i7 t* O, J' m
- transition: opacity 0.5s ease;, F3 R3 b$ p1 J7 q- c
- width: 160px;
: ~3 F- K/ c o$ y/ A: i5 y - }2 j0 R$ I, Z) {8 ~- F" C& p5 ]
- .dropdown-menu a {; [- e0 E: y- q: E0 l6 }: R
- color: #fff;
+ l/ T! z# W9 v; F0 S$ n; ^1 J - }: x1 L- E; n( z# s1 b) G! [
- .dropdown-menu-item {/ `" L# h; T! C& g- {% Q: M
- cursor: pointer;$ _- R3 F# R" i5 L
- padding: 1em;
1 S7 B5 V) S1 e, m - text-align: center;! B6 ~/ d1 n( ~$ n, h$ L
- }
1 w$ |! d4 L+ _9 F; k - .dropdown-menu-item:hover {- F) I* e" F K; d; W
- background-color: #eb272d;& V* [9 E* M) K
- }
复制代码 - }9 R2 @, Z; M7 {5 C$ g) \ z
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">" c. @- B6 L, Q, h, h3 b! e
- <!-- Checkbox toggle -->% a7 X" I& Q) c
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">( T. M+ B1 I5 w) |
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
2 X2 h. e+ a0 M7 S3 L - <!-- Content to toggle from www.mfbuluo.com-->
4 L( s! E8 e) J! X' D N - <div role="toggle" class="toggle-content">" B- u( F. G2 K. _" B! o
- BA-NA-NA-NA!7 ]) u: r2 Z4 t9 V+ `8 \
- </div>% T) L$ A& A9 a" f, n+ Z$ F
- </div>
复制代码CSS代码内容如下: - .toggle {
6 F4 K3 A- m6 ~% D- C - margin: 0 auto;
: ~/ ?9 ^3 K% s( d g2 |( P. w - max-width: 400px;8 V( p( M# t6 V
- }
* B" w5 X' e D0 z1 H' i8 m - .toggle-label {2 i5 v& @% \2 N+ K
- font-size: 16px;
3 Y* z, s; U( I/ ? - background: #fff;
; n( n' Y% x& v5 j$ H) L" Q# S/ M7 w - padding: 1em;
. m+ z. x! q$ s4 C, r( U# U0 h6 l - cursor: pointer;
1 W- Z( ~1 x: X5 M. |( \9 n/ N/ H - display: block;
4 E; q% R! m! m+ A! x' M. _ - margin: 0 auto 1em;
5 u' G. l( L1 _$ P4 B k - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
- _" X1 p; o4 D5 i - border-radius: 4px;
$ c3 a1 R2 N. b* G - }/ m! x6 ~6 s( D% i, o4 G
- .toggle-label:after {7 a- c# F! g! A9 B5 n7 m( n# m
- color: #ED3E44;* h$ c4 r0 m- ]( T+ {
- content: "+";/ f1 j" A) ^- }0 I, X; f! N3 _3 d
- float: right;
. d! O3 M- k6 b4 h9 Q \! c) \! f$ B - font-weight: bold;
7 m5 n. `( ?% s - }! ]4 ?0 d) k% t7 q) T# j) S( P
- .toggle-content {6 y' J" a/ x$ S$ v7 x( f
- color: #B0B3C2;$ q$ ^5 U8 Q$ R: P
- font-family: monospace;3 L( _. l5 e0 M* i( d+ r. X
- font-size: 16px;
8 Z5 T3 f* ]2 C& Q+ X - margin-bottom: 1.5em;
* g' ^& B& N1 H: b - padding: 1em;, [- l7 q- q/ b
- }
, o: s; L: ]* u - .toggle-input {8 s) W. p3 @7 ~ U; [: t5 r
- display: none;
+ Z# W4 w9 ?2 ?, f# j - }$ J5 l- ~1 b: \+ |* {/ W# P
- .toggle-input:not(checked) ~ .toggle-content {
- Z; r4 G+ H* ] - display: none;
; H3 N, L5 k# D) c% l' K* D# [ - }
6 m j6 T7 }, V& G. `9 R0 O3 ^ - .toggle-input:checked ~ .toggle-content {" d% g q: l3 ^7 [' C" n" ?- z8 m0 V
- display: block;
/ E1 G0 h- ]6 b' ~9 ^: ^ - }
+ [/ V8 S( }& g8 N2 V - .toggle-input:checked ~ .toggle-label:after {2 h7 M& L) R! V" {
- content: "-";2 u" z3 }; t" g& K
- }
复制代码
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