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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!">6 U2 V* a4 |" L4 ?$ I$ b
- Label for your tooltip: F$ u6 h4 L7 m0 W' r, B) x
- </span>
复制代码CSS代码: - .tooltip-toggle {# g: M. ]$ b7 }# k! @4 g
- cursor: pointer;1 ?0 C. W8 L, T
- position: relative;
( l. R' r* |# ?- m - }
3 c( ~& p/ K/ I% i' x - .tooltip-toggle svg {
/ n; @6 u" m8 e: _+ t9 n, W - height: 18px;; R' S8 X0 A( u& d# D
- width: 18px;
9 X$ g- B$ v9 P7 q! B - padding-right: 0.5rem;. z3 G* K) U1 ~$ ^$ @3 P# R/ {
- }, G! w' D) T N2 X, y" A& L& F
- .tooltip-toggle::before {: [/ u/ b/ {# }: i! n
- position: absolute;3 i0 U- X, p. ?9 A5 U1 [7 @% U
- top: -80px;
/ l8 N6 |- B$ R7 o) v - left: -80px;
& d$ t( Q* d( Z! |- s, ?0 d - background-color: #2B222A;
4 g( J, I/ N& r - border-radius: 5px;! I) J7 F$ s% J! s8 w1 g: S4 G
- color: #fff;& l+ ~! g1 u1 }9 {% E8 `; s% r/ A
- content: attr(data-tooltip);
$ m f* E! T/ ^% ^5 g! J2 e& O* ? - padding: 1rem;( b s" i: f; @6 r7 q! U
- text-transform: none;
) h2 q7 q; ]0 \' ~8 K8 |0 H7 w$ i - -webkit-transition: all 0.5s ease;! O7 a' G9 r: }$ C. _9 S0 e1 L
- transition: all 0.5s ease;( Y3 c& d9 u1 n3 A8 e( i1 N* v5 {
- width: 160px;
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- .tooltip-toggle::after {* S3 x- V7 I: _
- position: absolute;# \9 }$ A; J) M' z
- top: -12px;6 E2 b& y% l8 v& J6 b8 K( t/ s
- left: 9px;( @/ j. e7 e" A/ b
- border-left: 5px solid transparent;& K. K* J$ B3 Z! ~
- border-right: 5px solid transparent;
# k# }) u! ^' v/ w/ P - border-top: 5px solid #2B222A;3 S, G( A- V; C8 c- p: E6 Y( Y
- content: " ";
4 y5 m$ \6 h% @, X& L9 i8 @ - font-size: 0;8 n# s* X) M, I& N% G" a* j
- line-height: 0;
. {' L% ^) k' K& ` - margin-left: -5px;8 v9 ?) p1 j2 i/ l8 D" r1 _1 I
- width: 0;
) j& [% P0 x2 F: O/ S u - }
7 w0 a8 W9 W6 V5 z% }2 n - .tooltip-toggle::before, .tooltip-toggle::after {9 H+ O I) |8 B# [! p+ |: G, w
- color: #efefef;& g5 a, d; s% b: x# w- s
- font-family: monospace;
% C# Q1 D2 a) P - font-size: 16px;% z _5 u8 d% ^5 ?2 l
- opacity: 0;4 s$ u: g$ c" D' s- i
- pointer-events: none;; l" [1 x' {. _; |
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {2 |% C9 e0 d! `1 C+ `, J: ?1 D
- opacity: 1;
. g6 S- C9 V( b( S% p - -webkit-transition: all 0.75s ease;; E$ O- a; y. E" P- _+ v+ M
- transition: all 0.75s ease;4 x9 Z. x. Q1 l( E" v; y
- }
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">" J% ]7 |9 }' d
- <ul class="nav-items">" r% T8 l3 f3 `
- <!-- Navigation -->
! l- l0 {4 ] \) f0 g - <li class="nav-item"><a href="#">Home</a></li>* p1 o1 ?- a8 z; G' F s
- <li class="nav-item"><a href="#">About</a></li>
* R0 N, `, ]7 Z: J- h - <li class="nav-item"><a href="#">Contact</a></li>
0 |, K& F, Q# M; c" e0 c( y7 y& ~ - <!-- Dropdown menu -->* Y9 w( j9 y+ n5 j
- <li class="nav-item nav-item-dropdown">
0 R; `) g# P; ~4 m. i) X - <a class="dropdown-trigger" href="#">Settings</a>- N. q9 {/ B1 C
- <ul class="dropdown-menu">
8 V$ V- x7 T2 L/ [/ ? - <li class="dropdown-menu-item">2 C2 u5 Y! x7 ^: c# b5 N5 e
- <a href="#">Dropdown Item 1</a>
& P9 Y$ R: U0 n- D! v - </li>
/ G# J% E8 i2 E: v3 \4 r1 c0 z - <li class="dropdown-menu-item">" y7 C1 Z1 x5 N d/ y- W# i. Z
- <a href="#">Dropdown Item 2</a>
6 d- B% }# k' d. _% I2 O9 s' c/ F* ] - </li>+ D* M$ m! _) _$ x( K2 S" H
- <li class="dropdown-menu-item">$ w8 E+ ?8 F1 [
- <a href="#">Dropdown Item 3</a>
! ~) x) k" g& Y - </li>
) P' E5 k' s2 e( V - </ul>2 ?! z, Q* D9 D0 l
- </li>3 o8 f; g/ Y0 X" m! ]% N
- </ul>1 { a+ g' @5 G, c/ ?/ V
- </div>
复制代码对应的CSS代码如下: - .nav-container {# F) w$ l% N& r5 C7 v$ M% V6 i2 h2 u
- background-color: #fff;
. ^, R4 ]( v- K5 B% c0 o: i2 @- N - border-radius: 4px;+ A7 d# S( t4 w! q
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);* h- b6 j; J, G* Y! d: k8 w
- padding: 1em;
' P6 t! o3 n b% Q0 { - border: 1px solid #eee;0 T) r) {$ L, Y% [8 @4 f9 Y
- display: block;- n- S6 |) B+ L
- max-width: 400px;' q$ h& d; r# _
- margin: 0 auto;
& c" K2 ^% S- N. d - text-align: center;& I. f* A$ t2 x7 v4 q
- }
- n% ^) {+ U' _" A - ul,
% \3 y$ Q' k+ J - li {
5 P, s& s s! ?- S$ M6 _ - list-style: none;! I9 w% j, t4 x x2 a. ~' D
- -webkit-padding-start: 0;
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- text-decoration: none;9 a4 h- q% ^7 K7 T8 J1 ~
- color: #ED3E44;0 } F5 Z( E+ Q, x
- }- }: n/ @% b. \' x8 C2 B+ c
- .nav-item {
% D8 U6 A y# _ - padding: 1em;
; [; |( f9 ?# h - display: inline;
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- .nav-item-dropdown {
8 }8 d! u/ F- h. t1 n - position: relative;
. y# ?0 `, X; n& j( z - }1 v& e: \ f" x$ M, S1 b- c7 j
- .nav-item-dropdown:hover > .dropdown-menu {+ P r% B: d3 b3 E) W, J
- display: block;
3 Y9 g. j2 _ T& B, b' } - opacity: 1;
: n( A1 f' g) h0 p- m" R - }
1 F) g5 g! _5 y% D; m* R - .dropdown-trigger {
; e+ g* W; `9 i, } - position: relative;
3 x/ r* `0 B' N7 e7 [ - }
0 z' g# D0 k8 W# P+ J - .dropdown-trigger:focus + .dropdown-menu {+ p, ~& I# J8 j
- display: block;
4 [; R- f0 v# j8 B4 b$ X6 p - opacity: 1;
4 ~' d, A( H; L6 N3 l. q* a - }
$ r, N4 f& o# D, j6 j) i* f - .dropdown-trigger::after {
9 K: g% E6 e: h5 e - content: "›";: u" q l8 K- o
- position: absolute;
+ J, x2 D: ]/ b; O - color: #ED3E44;
5 D8 e+ I0 ]3 c5 P/ u+ `* S& z) p - font-size: 24px;
/ k& m& ?2 |' _! z; t" j, J. \2 z' G" t - font-weight: bold;
7 l2 d; K8 ]# K/ u/ F - -webkit-transform: rotate(90deg);, s# d/ v, B$ D' _. x; j+ D: i
- transform: rotate(90deg);$ b9 d c1 ~# e
- top: -5px;
6 q( A1 k( Z- r9 n/ Q. S - right: -15px;8 h3 |( P; [9 w+ ^, J2 I
- }/ K4 J9 Z4 F( f/ B; n
- .dropdown-menu {
$ Y( p* s" ]' i1 `! l+ b - background-color: #ED3E44;6 `3 l9 I$ ~7 r7 e% [, ^/ u' M
- display: inline-block;
) L* W- ~/ N1 w. ^2 b - text-align: right;
( z! r7 X* ] l0 x - position: absolute;
# a! F: g2 S# B! I7 M4 D9 S0 k4 | - top: 2.5rem;5 d% q8 C9 a9 T1 ^7 X+ h6 i( C0 n$ y
- right: -10px;
3 p' j0 @( e2 D$ t* J - display: none;4 e1 y2 @4 b9 W" q3 ]& q
- opacity: 0;
/ S0 F( W4 n! s; Q - -webkit-transition: opacity 0.5s ease;0 Z6 m& o9 C. R m) [
- transition: opacity 0.5s ease;. I* ?9 z$ {$ d" @8 i
- width: 160px;
& j, k1 @6 S1 u t3 g i - }
1 K% j3 ?" x1 f$ }' |% c: { - .dropdown-menu a {7 Q; B3 ^) a. Q) M2 _$ \2 D( O
- color: #fff;
" ^7 N3 e- Z9 B) B/ r6 C - }
' }& j8 }7 v' u$ O, P7 X' e - .dropdown-menu-item {2 _0 C7 g% q W! o% V B1 b
- cursor: pointer;
; B% K; v) }7 ?1 A: M - padding: 1em;
6 R. O/ i$ j* }; D* _" ?# ? - text-align: center; X: D- R$ T: a
- }
& C* F' z& k0 d7 V% @, _ - .dropdown-menu-item:hover {& `! r. b7 \" n
- background-color: #eb272d;9 m/ G' ~# c J% U% E+ P
- }
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可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">7 F$ T3 H# Q/ H& s9 A7 g
- <!-- Checkbox toggle -->7 R g+ n- ? M7 O( R! r+ a" e
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
4 c1 ?$ M8 |4 ? - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>* B. f; o8 H; A0 C5 }" @
- <!-- Content to toggle from www.mfbuluo.com-->6 `0 }; e1 D( q9 ^9 L& @) {
- <div role="toggle" class="toggle-content">
* m9 m3 J, z M, E9 g$ W) q - BA-NA-NA-NA!6 N/ @% g0 Q% E2 Q# Z
- </div>
4 \ P+ I, r( A! k! k" M; | - </div>
复制代码CSS代码内容如下: - .toggle {
, N% J& x/ M* \ - margin: 0 auto;
# r U2 N# Y6 x" J9 H4 { - max-width: 400px;
. ~* Q0 z: ~# v) F' v& D8 h; i - }$ R; ]; ~# v4 i9 x( [" y
- .toggle-label {
2 y- f0 t/ @! t5 l - font-size: 16px;
, Z. k5 f4 c) |: p) g8 R+ b - background: #fff;7 p: e# H8 v3 `9 e
- padding: 1em;
1 O" b8 v0 i. r& T- a# X6 s - cursor: pointer;/ H' w J7 g7 @1 o4 S/ {. n
- display: block;
; e" ?1 z) t- O/ i" E - margin: 0 auto 1em;
; X) G* r1 m$ o+ J3 l4 ] @ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
2 H0 @ V: F+ |3 A - border-radius: 4px;
5 s, M" {5 t) }8 q - }4 N( r) d7 V. l7 J
- .toggle-label:after {
" q. J" ~" N, W* b2 v; D! o6 J - color: #ED3E44;; s- `" Y# K" D: u; G7 z l$ P
- content: "+";7 n* `; e* F) t% K: p5 q% J* @
- float: right;
+ P( J4 w7 D) m6 _( ?" T% B - font-weight: bold;
5 q9 ^* \7 L# C - }) W) W A& }+ y) Q t# }
- .toggle-content {
$ Y+ E2 [3 m. ?9 V - color: #B0B3C2; j5 f, S/ M5 R) Q9 `7 {" y1 p( U& \( C. e
- font-family: monospace;
; i3 ^0 Q) }4 [7 F - font-size: 16px;
/ A5 \9 } T+ b: E6 I - margin-bottom: 1.5em;
3 G) ~) C! R. [1 d0 {; v; Z - padding: 1em;
7 `( \$ k8 ^, O, i1 D - }
4 B: L3 l) S/ W0 H5 N - .toggle-input {
0 L9 Q. T* @- _8 l9 O6 d - display: none;
) h3 p# |9 j* y6 X) _- q! \ - }
$ ]# l0 z: a9 B9 W3 _2 b% A - .toggle-input:not(checked) ~ .toggle-content {, q b* X, K! a: M; z, O/ v
- display: none;
6 V3 X. C' `+ ^ B$ w" ^6 \ - }9 Z* [" L" e. f, j
- .toggle-input:checked ~ .toggle-content {9 O( M: k/ V+ R. X3 G8 X6 V
- display: block;2 _. C: l( o2 {
- }. b( W, O+ ^, _5 G+ q A$ U! k9 u
- .toggle-input:checked ~ .toggle-label:after {! K* @, `2 [# s+ d4 X* F8 o# r! k' k
- content: "-";
' i/ N0 H! y0 @ - }
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