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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!">% b( K" Z7 C6 X) i7 k
- Label for your tooltip" x: g) [1 K# M5 ^! C! R& S1 g
- </span>
复制代码CSS代码: - .tooltip-toggle {/ ^ ~: X3 G: I# k# U; U$ I
- cursor: pointer;
2 {( v0 g% n6 A - position: relative;8 i! c- |0 D6 r @2 d1 C$ X1 ~& V
- }
5 |6 |% |. b9 k$ n! f, s - .tooltip-toggle svg {1 |, l/ L1 k' u% X2 M
- height: 18px;
2 _# i1 c& n" h1 E# i - width: 18px;
6 h( E6 m! y% T, I: [! h - padding-right: 0.5rem;# _3 p/ W6 @* S4 P5 V6 u
- }
8 H. B; M4 m! y z. `1 M' |3 z - .tooltip-toggle::before {
* n' l9 Y, v2 B. g& G) o+ I - position: absolute;4 y5 i, k. q( g+ [
- top: -80px; D$ R# g1 H! R: s
- left: -80px;
% [+ z6 P- M. c8 V, ^, Z0 z - background-color: #2B222A;
' U0 A, t& F- e0 E) v& M+ \7 p - border-radius: 5px;
6 l, o) x; ]4 u2 z; B - color: #fff;9 o6 x" ~$ [ @0 _- N: L# j% k( I
- content: attr(data-tooltip);
- M2 t3 @ o: I7 @% N - padding: 1rem;: v: Q5 A% k4 F) t' v* ~3 {
- text-transform: none;
' J& g$ h: e, c, g8 ?( F - -webkit-transition: all 0.5s ease;
- o/ h( t( w x9 ^ - transition: all 0.5s ease;. o! l$ c6 k+ ~$ h9 ?' Q; Z: \
- width: 160px;, s) |+ M/ ?2 v& T c( H) e
- }
2 W6 E6 k& D, ], g - .tooltip-toggle::after {- {/ f/ Y1 u$ I" E; O Y
- position: absolute;
/ o' p4 e) W( v- b+ b/ f - top: -12px;6 D0 J" X* G0 d/ K
- left: 9px;8 J( v1 N/ \) G2 s* s! j/ X: _/ P
- border-left: 5px solid transparent;
' Z6 r4 V5 x; h$ O$ P, J - border-right: 5px solid transparent;
3 O* B+ W4 Q, l F - border-top: 5px solid #2B222A;4 v3 L* N: v4 X" u; C
- content: " ";+ L' ^, ?+ T0 d- I8 W( P0 A' _
- font-size: 0;. z$ E& o+ Z8 F4 ]" p. I- J5 h
- line-height: 0;( k) k7 a( N# Y0 x
- margin-left: -5px;
8 ], J! ?6 S, @! ~ - width: 0; v0 M6 D' I" @; j
- }
9 G5 e B; ?% i* E - .tooltip-toggle::before, .tooltip-toggle::after {1 \+ R0 ~/ p9 D& x+ r1 e1 F( I$ \
- color: #efefef;
" E0 J/ K. {. h8 P! N+ E8 A - font-family: monospace;4 d2 r' ^$ ^$ l, p9 l$ m
- font-size: 16px;9 u- \) ?* r8 q; N2 C$ V
- opacity: 0;
. y8 D/ K3 ]! `' s2 M/ ]: [2 c$ G - pointer-events: none;1 ]% ] t; n' t: g* S2 t2 Q2 u
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {6 C( l2 Q2 N+ M0 p. w5 |6 j+ h
- opacity: 1;
) Q$ O* T# t& }$ w' g9 A - -webkit-transition: all 0.75s ease;
- X( x$ {! Z1 h7 F G O - transition: all 0.75s ease;' e) p+ n8 I: U: K
- }
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">( ] R) v& O# q2 q( }" h/ [& f
- <ul class="nav-items">" u. K' ^0 M; M1 `
- <!-- Navigation -->. P# B8 t, v0 ]$ S
- <li class="nav-item"><a href="#">Home</a></li>; G. D4 @/ `2 {5 c- x0 E
- <li class="nav-item"><a href="#">About</a></li>
2 b' k0 Y& ?4 z7 L% x - <li class="nav-item"><a href="#">Contact</a></li>
0 Y% y. Z+ I) X% d - <!-- Dropdown menu -->
8 r' j" R. i$ K Z% `3 w - <li class="nav-item nav-item-dropdown">7 C- t& f4 }* x0 G& l; n# K2 u
- <a class="dropdown-trigger" href="#">Settings</a>9 K5 R0 U- m# o5 u
- <ul class="dropdown-menu">
. ?9 ?- ]5 {: J- ^2 d1 B - <li class="dropdown-menu-item">& p* s, Y% p. v/ u+ E" A
- <a href="#">Dropdown Item 1</a>8 ~; b" d5 R6 n# _6 L1 c! }0 O
- </li>& J) ^& Y* m' L+ g; v
- <li class="dropdown-menu-item">
' |( C% s2 A- @- A1 P- A" z - <a href="#">Dropdown Item 2</a>8 |3 w7 \% Y7 T, E( ?7 f
- </li>
' ?! S. N" ]+ E5 Z/ w% ` - <li class="dropdown-menu-item">
( e5 k; y- J, O H3 W' g' N - <a href="#">Dropdown Item 3</a>! R3 I$ ]- |+ n4 x6 `/ [7 x
- </li>
. a9 R1 [" \1 O- {2 t - </ul>$ k# Z7 S6 A% n: \: {2 S7 `
- </li>: _$ p$ Z; V7 r" t
- </ul>
~- Y' A( T% {. ]1 } | - </div>
复制代码对应的CSS代码如下: - .nav-container { X! i# v, F1 |* Z; v
- background-color: #fff;
: G: f. h* u7 Z - border-radius: 4px;
0 i: `: S! N! b3 `2 Q9 w. \7 n3 T - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);6 S" G. s* q. J. Z# ` W( ?
- padding: 1em;' ~3 z. V6 k1 l/ _
- border: 1px solid #eee;$ ~0 `3 A0 j/ y D
- display: block;! L* q4 i5 b/ S
- max-width: 400px;6 k6 F; k2 U9 y3 g( G
- margin: 0 auto;% m+ a& e; V9 E2 W# s; T
- text-align: center;
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- li {1 ]# g0 d: T9 h8 n
- list-style: none;$ @( e7 Y9 C* z
- -webkit-padding-start: 0;) u/ z0 k/ [4 o( Y m
- }$ J3 z7 ~1 l$ U
- a {! b: P3 m$ w+ ^ q' R
- text-decoration: none;) y# A( I% p+ K5 M& g7 l
- color: #ED3E44;- C- h! M! r, Z* X
- }: t3 y9 ]! e& [$ J' t( K
- .nav-item {
) F5 T2 B* `. i( @% X - padding: 1em;$ v) |1 Y: S! _5 U
- display: inline;3 A7 U% f. L2 P, r1 ?3 ]- d/ d% r
- }6 E/ N$ S- q: d& [) o/ _9 k/ G
- .nav-item-dropdown {
& y0 Q! G, h' q& z) D! i2 W - position: relative;& ]8 K5 x- u" B4 V) E
- }
8 b0 `/ F2 D! G" |& w" o - .nav-item-dropdown:hover > .dropdown-menu {
. r4 C" g* s" o% E; ]0 O - display: block;
' L3 X' T, L! c2 D" o' h - opacity: 1;0 ~% m% a# j/ j! G( B; L
- }
4 f' f O7 J/ {& n8 v - .dropdown-trigger {6 H0 w" n, d8 l$ p
- position: relative;, H4 }5 U& l4 R) {; c0 Y
- }3 |5 v" H- g7 B4 R4 W* l2 V% E
- .dropdown-trigger:focus + .dropdown-menu {/ i- d5 O( v, O. [
- display: block;
$ x7 R: }& X# r9 n6 r$ Z - opacity: 1;
- |* D7 N) y0 ~6 P( ~8 M - }: N, q% B8 q% g; B
- .dropdown-trigger::after {
% @ {( N6 A6 c) \! `; k+ B - content: "›";
* m4 B5 p/ a5 ]! K6 O - position: absolute;8 m, T% {9 W( _% K. S1 ]* |- A
- color: #ED3E44;3 }$ z( D' s7 |9 K6 ]4 x" _* T
- font-size: 24px;' F, C9 @7 F1 Z! v7 z; `- K4 b8 m- E
- font-weight: bold;3 Z7 Z% I v: i% J0 H
- -webkit-transform: rotate(90deg);% c* c7 l# X) T2 |2 S. N" W
- transform: rotate(90deg);" p: t. v( d! Q0 y* f! ~
- top: -5px;
$ X# m v/ P8 }5 H, I. y) J% ~ - right: -15px;
% f# l# W. Y3 A2 }* i* q: i z - }+ y* K* H' X& h) x$ T. a# l
- .dropdown-menu {
; H7 V6 E- |. v7 ~( G - background-color: #ED3E44;
% K; U# i, x _ - display: inline-block;
: A' \; h5 B( U - text-align: right;1 Y; H1 J; R2 {
- position: absolute;
; e) E" _/ Z! \. ?: @, l" c; [ - top: 2.5rem;( m' h' l+ c/ Z% j n2 Q* Z' p3 i
- right: -10px;
7 h' c+ x' E, {- V3 }& r - display: none;8 E4 K5 i0 R3 y) X1 H: t9 ~+ y% q
- opacity: 0;" ~8 K$ a5 w0 `" A
- -webkit-transition: opacity 0.5s ease;7 h. C. J/ ~& l
- transition: opacity 0.5s ease;4 ^. _9 P. G2 u& \$ l
- width: 160px;
3 n& j% ?& F. O. | - }
4 K6 E) \7 c/ a* W) D# \* W5 d3 c - .dropdown-menu a {1 h. B# `8 i' C4 \( C% R6 k- y
- color: #fff;- r p; s, ^) n, T" A, Y V
- }) C# l9 _% C- x! X. }. j2 D- E
- .dropdown-menu-item {9 J* [( U) N$ D2 V" {: i2 s5 u
- cursor: pointer;
N- d. q9 c3 }% b/ l - padding: 1em;) E8 F% w/ o( Z5 u: V+ d
- text-align: center;. d. t |: F6 J& x
- }
* e4 J8 P5 F" n. q( \1 v: |: { - .dropdown-menu-item:hover {- g% [1 r3 i) p R. G: B
- background-color: #eb272d;2 I# B, r% D* s9 `; j I7 \
- }
复制代码 : a% ^; W% ~$ j. k
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">: v0 M! J3 |# S4 b3 l7 G, E
- <!-- Checkbox toggle -->
( {/ F, Q5 p6 s - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
% G( o* a5 t+ ]9 \ - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
2 u6 j2 q2 S" ~3 U5 X% Q7 v2 m( E5 H - <!-- Content to toggle from www.mfbuluo.com-->
! B' _' N5 d5 J6 q& ^. Y, ^' b - <div role="toggle" class="toggle-content">% h' j; D, f7 ^5 w; |& Z$ }
- BA-NA-NA-NA!
) b% @" ?: N! V9 y* ` - </div>* [' ~) J9 W7 `
- </div>
复制代码CSS代码内容如下: - .toggle {
, N& R! u# f' N: `3 `; d; x - margin: 0 auto;8 w$ ^( o/ \! ?# y4 R& f0 P. ?
- max-width: 400px;
h, `7 o$ L% I - }7 b% E9 i: h% ~7 b
- .toggle-label {
* J+ g# X+ F- z. Z - font-size: 16px;
0 h3 o% O9 c8 v+ t - background: #fff;
% R- y- u) @) n - padding: 1em;) U& Z7 u- W8 X/ E: N
- cursor: pointer;
; I/ X& s* J0 H0 k+ d* j - display: block;( x$ ~1 W& W5 z0 f$ H
- margin: 0 auto 1em;' ~; r8 _$ `9 y. G4 L2 @" p# o0 i; u
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
1 s# l, H! O: i+ n - border-radius: 4px;$ v# V, V/ M- j8 A: j& u
- }/ Q7 I4 `; X( ?/ F+ D2 U; t
- .toggle-label:after {" F' b$ X6 I; ^( ]$ `
- color: #ED3E44;& }, B! P+ ~0 K0 X0 l: e
- content: "+";
# S8 P I/ [4 L4 s; g( n2 P) f - float: right;
( \ V w* x! [/ i! s - font-weight: bold;0 Z+ w: L7 H8 _ o$ Q6 o: s
- }! w2 [; Z9 b& t% z1 x
- .toggle-content {( N+ x+ d! C4 V+ F5 T
- color: #B0B3C2;4 |$ F T [3 a# K# t& N/ Q. x
- font-family: monospace;, P! V' v% Z. Z- [/ a: Z
- font-size: 16px;
7 J+ D- [7 E% n# x( J4 i( y9 c# u - margin-bottom: 1.5em;( y e; F# f( o/ e# P. k
- padding: 1em;
! N1 R* d% H& L/ F - }
# Z. _4 e9 n- K8 ^' w - .toggle-input {
/ C6 b$ l- w O8 M; S% Q+ S# g; Q: m - display: none;
, G5 m6 J9 X( K5 m - }7 V$ R4 J. J6 x8 c
- .toggle-input:not(checked) ~ .toggle-content {. l! @0 t$ W; f/ V S1 i9 R
- display: none;! Y( c* r$ m+ Q3 T/ [, ?
- }2 X9 v' m6 J+ c u7 R) D
- .toggle-input:checked ~ .toggle-content {
6 G+ ^6 j8 |/ u1 k - display: block; W" V* Y9 R3 a) k
- }
9 v1 L2 U% u3 C( k; {1 z - .toggle-input:checked ~ .toggle-label:after {
/ e: [, W6 t% H0 l& K - content: "-";. q3 C9 i7 c+ f/ j _
- }
复制代码 1 W5 {) O& J$ d8 C3 _& C" _ ]
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& {7 P0 Q+ ?7 Q; s# x0 e/ G7 q' f; X8 R# ~/ t8 V
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