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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!">! Z6 D7 e# f8 Y P
- Label for your tooltip
! J/ w8 p; P% [* Z5 _ - </span>
复制代码CSS代码: - .tooltip-toggle {9 k9 C) {) N0 }. ^1 O
- cursor: pointer;0 B+ M I. a* d
- position: relative;
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- .tooltip-toggle svg {0 z6 c# w. W7 v" W, Y3 A/ Y/ i4 v
- height: 18px;( m% y# \+ n: z1 m
- width: 18px;! S# q5 T# E/ j
- padding-right: 0.5rem;
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+ t" k! {8 n' z7 o7 A - .tooltip-toggle::before {; l' E9 d$ V, n8 A" l+ h9 b
- position: absolute;2 M/ X7 r d* ?& ]% ?- v
- top: -80px;8 m/ g; j' l' |9 d# W0 R
- left: -80px;
: a: h; o) t M& n; U - background-color: #2B222A;2 Y* Y& p( q8 O2 X" X7 d2 u; t+ E
- border-radius: 5px;
3 A i$ S L, F# T( H5 j+ v - color: #fff;9 _3 g D; {: G! P" `' |
- content: attr(data-tooltip);
$ R0 c8 [6 E* [% \& V h - padding: 1rem;) D' K2 H% L/ D& j% W Z% d8 Y
- text-transform: none;
) N( ^# p# Q/ o - -webkit-transition: all 0.5s ease;
3 n* y$ m3 l/ Q- x' d# u3 } - transition: all 0.5s ease;0 O$ r% c2 L3 q7 S; a
- width: 160px;
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- .tooltip-toggle::after { y9 Q8 W5 b, ]
- position: absolute;- `' X; B% \" G& ]
- top: -12px;
8 @% T1 |$ }% W2 H& L9 F: \: q - left: 9px;
5 ?% Q- r8 ?9 X' C3 D6 r; p* v. y2 b - border-left: 5px solid transparent;7 M; O/ C8 T" a6 L6 d/ ]
- border-right: 5px solid transparent;
# o' Y9 N/ ~* ? - border-top: 5px solid #2B222A;) G" s& @$ h" M* H. X3 Z
- content: " ";" w& x: h, M) A( g% H4 `, k- w
- font-size: 0; ^3 z, j% D9 A# Y: X
- line-height: 0;
" ^3 g3 {5 x# \( G$ O& C - margin-left: -5px;
* l* v# k; E# f - width: 0;
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0 H: A5 L# E5 A0 e$ ~4 _3 O - .tooltip-toggle::before, .tooltip-toggle::after {
8 T; g3 q# w6 F" M$ o+ y' a+ T - color: #efefef;
2 W9 j6 _" q# E9 e - font-family: monospace;
8 L$ `" y( X( u - font-size: 16px;
7 G9 U% N3 R/ V - opacity: 0;
# h' j! I3 A4 X# {6 i3 S! F - pointer-events: none;
) v8 ]7 F/ `1 t* g& L- X( x8 d - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {! v& e+ ]- b: {
- opacity: 1;
9 }+ o1 p# D+ C% Z4 P/ W5 z r - -webkit-transition: all 0.75s ease;& Y1 A$ F2 S% S2 c" r
- transition: all 0.75s ease;
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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">
3 c1 \" y+ `$ G% o1 N4 @0 A - <ul class="nav-items">
3 q# I0 D2 K' y8 T0 v# \1 O - <!-- Navigation -->
1 b8 u5 {0 F, P3 C$ k$ ~( m0 x - <li class="nav-item"><a href="#">Home</a></li>
, C- L+ U. v) U( i/ H! h O - <li class="nav-item"><a href="#">About</a></li>7 W$ y l2 Q8 ]4 x
- <li class="nav-item"><a href="#">Contact</a></li>
1 v. w7 t/ |1 T6 l) T% y - <!-- Dropdown menu -->
t' L0 b i3 z9 F! t" Z9 o - <li class="nav-item nav-item-dropdown">
' F2 j: t* c2 P( U8 x8 Y* C - <a class="dropdown-trigger" href="#">Settings</a>
( I6 C* N5 D8 Y. X& U D, Y - <ul class="dropdown-menu">5 _& T4 ]# V8 H1 T
- <li class="dropdown-menu-item">
- |% D0 h0 M4 c- O4 Q - <a href="#">Dropdown Item 1</a>+ f$ _+ M/ B$ Q& w8 h
- </li>
4 ^2 y' C( l# J# f, N% K- B - <li class="dropdown-menu-item">
- M& h4 V, P- V! H" A4 r - <a href="#">Dropdown Item 2</a>
, |+ Z. H& Q+ w" ` - </li>" V* N: H d, {4 Q& F
- <li class="dropdown-menu-item">
! L, {5 z) u+ B* {* v" e1 c - <a href="#">Dropdown Item 3</a>5 O' u! ^" a; c$ E# b! l& g- c
- </li>7 a1 e: Y$ Z; P4 `0 i. V4 k5 J& P
- </ul>
$ f* z7 c" D% } - </li>2 |0 q3 q& M* g
- </ul>8 w+ E- z% U; i5 g. X5 D% d
- </div>
复制代码对应的CSS代码如下: - .nav-container {, f, w( f5 O1 J7 H5 H2 x9 C; [9 |
- background-color: #fff;7 ^) M9 Q& D! ?! h3 h
- border-radius: 4px;0 f+ G" A1 b& k u, x" x* R# b
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);, k0 |' c+ M/ Q& M1 M' V
- padding: 1em;4 \' n3 S1 p( h. z& _- D
- border: 1px solid #eee;$ u+ R$ w% I" X) w+ b
- display: block;( c* j- J0 O; O( H( r
- max-width: 400px;9 N" F6 `8 M4 m
- margin: 0 auto;
5 Q: m. H6 e9 D$ I3 `& u. U7 I- k - text-align: center;2 z4 d0 {3 k$ H; B9 o
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- ul,
( f8 v* o$ n5 z& t - li {
: a3 h9 J9 W- X: { - list-style: none;
: K- u" c% E. M3 L/ _ Y6 X - -webkit-padding-start: 0;
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- a {( L* N# _; Y# ]+ g! Y
- text-decoration: none;
. d7 A. |0 B' G - color: #ED3E44;* g( o4 p( b T
- }
- U6 q" H' Y% N8 r( [ Y2 H- W - .nav-item {4 ]& A& J7 t5 P9 N
- padding: 1em;, T0 ]; P, t; J9 }
- display: inline;" ?% V, ], m. j4 k! a J$ c
- }
8 Z6 \5 i. {8 f/ j/ X - .nav-item-dropdown {
L# I% Z; d) G! g% b* F - position: relative;2 n( n9 F3 P6 [& e; R& C1 ]
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- .nav-item-dropdown:hover > .dropdown-menu {9 F1 b* \7 d5 J: v$ a0 [; @
- display: block;. z2 t1 Q5 E; l' l; Q+ j
- opacity: 1;
) {$ k) | m& A* t% q0 W - }* h" y5 a q _9 x6 \
- .dropdown-trigger {$ v7 G1 q& R: e8 z: r6 {
- position: relative;8 Z8 W: Z+ p5 _
- }
8 q) N# J# X1 B - .dropdown-trigger:focus + .dropdown-menu {
- ~% r9 R) n! M; P2 l" Z - display: block;
% x) y( B: I$ l: y' k% H5 M: F" g - opacity: 1;( W& u- {( \3 O6 s$ n/ o# F2 T0 U
- }
6 c8 w* v+ s' ?3 O, f# f - .dropdown-trigger::after {) I# l* l/ `% {/ m* U) W
- content: "›";
* \4 r2 ~: n) j - position: absolute;3 w% g" n# k1 ?# P S4 x n
- color: #ED3E44;
* v5 @, P* F2 f+ ~3 E - font-size: 24px;6 l/ R9 v8 B- h+ W
- font-weight: bold;6 k( R: h8 _4 D, F
- -webkit-transform: rotate(90deg);
$ |: n/ {3 @9 ^* }2 r1 l& ^/ M+ ^ - transform: rotate(90deg);% C6 a. f7 T* `
- top: -5px;: l) B3 {+ ?* X3 c& n e8 `- Q
- right: -15px;4 v! Q* [8 V) {6 R6 b- h* [) O9 Z
- }3 w J1 o* n1 Y' H
- .dropdown-menu {
( O5 m3 _" I' q5 K9 o - background-color: #ED3E44;
& r4 H# a. }$ C2 {% b - display: inline-block;
2 A! L+ W1 J) S! a, K" e' W8 |0 f - text-align: right;
0 [5 v# W4 A& e+ c. F; Y - position: absolute;3 W6 ?6 w2 A* p/ C& E
- top: 2.5rem;5 e0 e+ u5 o, z. t3 ?% E% m
- right: -10px;1 w5 Z: b+ P1 P6 q
- display: none;# J1 X! D5 p& `7 B& B( D% C
- opacity: 0;
) y2 v- T) ]5 B% P - -webkit-transition: opacity 0.5s ease;
4 J$ I) d# b+ `( e+ ~ - transition: opacity 0.5s ease;
: `8 d; I" D6 d* }" s - width: 160px;: ?( r8 y: |, j2 `
- }
2 G% a! N: E4 x+ p/ m- v( {1 z( ? - .dropdown-menu a {" t1 {5 |, @, Y% N: c8 Q6 [
- color: #fff;
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% \% g+ i2 D4 t' k - .dropdown-menu-item {$ U w% f7 j# L- y, Y: i; S
- cursor: pointer;6 d" S( b+ K0 [' z
- padding: 1em;
( S, p9 ^3 h, q; Z& s" s/ A3 v9 J - text-align: center;7 B* x+ C9 H- n
- }
& O/ W4 V4 d6 o7 j4 d: v. D+ [ - .dropdown-menu-item:hover {0 A h6 D- P% b
- background-color: #eb272d;; X+ j7 _! K% |
- }
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7 n2 }0 x/ L' E/ {8 C7 v可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">! ?/ N% }4 B3 {' Z
- <!-- Checkbox toggle -->+ _- u, c: I' j1 | P T/ @
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
, s; G! U0 p; e" R8 [% o9 H7 j - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label> ^3 |& V% y& ]2 h4 t: `
- <!-- Content to toggle from www.mfbuluo.com-->+ k6 w8 h/ Q6 h) _
- <div role="toggle" class="toggle-content">
- S9 K' J+ s5 g$ |) B! F4 t( N - BA-NA-NA-NA!
3 n' [$ k8 I7 [$ n% y - </div>3 y: q H+ Y5 a4 v6 C. X
- </div>
复制代码CSS代码内容如下: - .toggle {8 d7 W" L6 Y& F" T
- margin: 0 auto;
2 s) J+ C: _1 b - max-width: 400px;
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- .toggle-label {7 u. S8 |! {1 t+ V1 Z
- font-size: 16px;
. ]' C: x/ W3 P" L3 V6 } - background: #fff;0 T9 S5 \' ]7 H- {5 G+ u- k. v
- padding: 1em;# a* c2 A( M( l) T
- cursor: pointer;
5 B$ S8 }. b) D4 Z; |5 a - display: block;. V3 N I) f. R- Z; u
- margin: 0 auto 1em;3 D2 ?. e, H! X6 \5 d# e4 c
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);2 t! v/ E* @5 S
- border-radius: 4px;
% r7 j8 N5 C5 B$ S/ Y) t% G$ @; y7 M - }
2 G/ S& Z1 n' D' K6 P - .toggle-label:after {# f2 m6 Q4 d$ s
- color: #ED3E44;/ F" A) `$ ]( ^2 A7 _
- content: "+";
3 ]% N' V2 `, H) ~0 N - float: right;
# v8 k+ D: V7 G9 W. J - font-weight: bold;
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- .toggle-content {
3 y0 Y9 ], u2 H2 Z5 L - color: #B0B3C2;
# |1 E q6 V; ^) _" A) Y - font-family: monospace;
) y8 D. \; A% E3 O2 \& ^' _1 d - font-size: 16px;6 U; A$ h7 x8 u- s* S( a
- margin-bottom: 1.5em;/ @1 t; P4 l0 B8 }4 K! s. e
- padding: 1em;
0 c# N4 c6 m! L! S - }
& Q' E1 y' q2 g0 U/ W$ a9 q; Y - .toggle-input {, b) e; b4 S- v, b# o
- display: none;
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0 N, S2 ] `0 o/ W- q- D5 U - .toggle-input:not(checked) ~ .toggle-content {
' C* G4 g. I4 x5 r- i5 D; | - display: none;
7 A0 j3 _5 b$ u( i- g$ T' S - }
/ y s4 P6 j* B. J0 T - .toggle-input:checked ~ .toggle-content {
! x* `2 D3 a( c - display: block;
3 r1 q# a3 D j* r( x/ d1 V# I - }
F$ x5 k9 g+ n) o! A0 [ - .toggle-input:checked ~ .toggle-label:after {6 o7 q) x; n- g2 ?* V
- content: "-";' F- Q* ]) d# d
- }
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