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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!">
, W$ x' [1 b) z) _3 \! z0 g - Label for your tooltip
8 m6 X' F) U- ~8 y' S) \ - </span>
复制代码CSS代码: - .tooltip-toggle {. f# l5 {* N4 @5 v4 T# n- `
- cursor: pointer;
- M1 w# h' e" C- Z7 A0 q - position: relative;
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- .tooltip-toggle svg {
7 k, _& `9 z! I% S - height: 18px;
/ n" p" V) p' c& ~ } - width: 18px;& T" C% c+ ^( O/ n& G) m% D
- padding-right: 0.5rem;6 E* b4 F) e' E- f$ Y
- }
* D. m* F' m) U# c4 l3 z1 R - .tooltip-toggle::before {- h' @ B5 B% W, \$ w3 P S
- position: absolute;
0 z, f, ^, Q! }$ h( b - top: -80px;+ I# b" b8 }3 A9 a0 k
- left: -80px;* X6 f }6 ?# Q/ Y/ G" {
- background-color: #2B222A;
' ]6 P. e2 f, a A2 v+ Z# ^ - border-radius: 5px;
# C5 k& ^) ?! Q - color: #fff;
3 H7 W s: b5 W4 C' c7 a' k - content: attr(data-tooltip);
) b+ Y( e! o! x. R v - padding: 1rem;, i# f3 h2 r4 E& Q( e8 e
- text-transform: none;
! j2 w( o- U, r$ W5 I( g - -webkit-transition: all 0.5s ease;
- n# @1 Q5 {6 }3 h0 ?: M; |) O1 F - transition: all 0.5s ease;
: _* o; @/ \5 y; n( F# _ - width: 160px;5 Z! Q7 Q1 {( P- y- T
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- .tooltip-toggle::after {1 D0 o9 L; U. b% ~: j! v) V
- position: absolute;
4 Y" s' Q! q4 h - top: -12px;& N3 r5 d3 L4 T5 T+ Q
- left: 9px;
. {- S; V+ D" i. M& ? - border-left: 5px solid transparent;
& z3 e0 ]2 F1 ^4 z1 e - border-right: 5px solid transparent;& @6 J+ K7 K* [4 n2 P
- border-top: 5px solid #2B222A;$ [* F8 R! B0 N
- content: " ";. ]5 O6 l- t$ M% G+ c7 u
- font-size: 0;8 K. O; g; X: b1 b$ ~ c$ r/ s1 U4 H1 o
- line-height: 0;0 I: [! c5 z t
- margin-left: -5px;
5 g: M3 R$ H4 M# ~# T - width: 0;$ F& ?! p3 R5 M8 D& n0 f
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- .tooltip-toggle::before, .tooltip-toggle::after {
; }2 M9 q: ?2 e) [ - color: #efefef;& \) R0 X9 d1 J. [' i1 j4 C: P
- font-family: monospace;
# A z0 ~3 b* W. k - font-size: 16px;
( r$ O- W4 G# c - opacity: 0;
# W& X8 c% A C7 d& y; e - pointer-events: none;6 G+ y# I5 R* \& r. D! L9 R
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
+ @$ i" a) ?8 h$ [4 h, j - opacity: 1;
$ I4 E8 ]+ X3 G) Q3 x - -webkit-transition: all 0.75s ease;" F' K( Z3 z7 ~% f% ~9 Q, o- N! H3 |* E
- transition: all 0.75s ease;9 D: N+ s8 w/ Z6 K5 Z2 j \
- }
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">
' }9 L% I+ ]& P1 B/ \) y5 p - <ul class="nav-items">) T) D8 v9 f1 R. ^! p8 n4 l
- <!-- Navigation -->& L# v! o; G8 r7 O/ b& ^
- <li class="nav-item"><a href="#">Home</a></li>
# w( w" u: Y6 K - <li class="nav-item"><a href="#">About</a></li>2 G* K. | T! r- N" F
- <li class="nav-item"><a href="#">Contact</a></li>' e/ y- S# {& m
- <!-- Dropdown menu -->8 P7 a7 |" Y4 I
- <li class="nav-item nav-item-dropdown">9 R9 N0 O" I! G1 K; g
- <a class="dropdown-trigger" href="#">Settings</a>
2 B% i, h9 Z+ I- A% }3 U - <ul class="dropdown-menu">
( X; {: c! ~, j2 R5 }& J) D. W, Y9 m - <li class="dropdown-menu-item">' d4 c! V0 t, V2 \: L
- <a href="#">Dropdown Item 1</a>, t# N! I6 Q+ G; \5 E
- </li>" A# l' u7 I5 q; u8 V" ?4 I& G
- <li class="dropdown-menu-item">* A! a X3 ?& R
- <a href="#">Dropdown Item 2</a>
! d5 k% _, [& k+ J) B - </li>- L) k* d& _' `% J+ q
- <li class="dropdown-menu-item">
6 D6 k9 S+ l! E" D; D - <a href="#">Dropdown Item 3</a>
2 A- I6 G6 s4 p, |- ?. [ - </li>
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- </li>
( h; ?! A5 @) p3 }, U% D - </ul>; x$ v7 }5 X" ?! ]9 I, b
- </div>
复制代码对应的CSS代码如下: - .nav-container {2 x- K; [! c+ o: Q4 m4 }
- background-color: #fff;: n* i5 d, `: `/ ^# ~9 g
- border-radius: 4px;5 a) z7 G; u! a( i9 X/ L
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
5 o) \* W$ G5 d J* K - padding: 1em;, c- N9 E' ~; Z2 O8 u
- border: 1px solid #eee;
' B$ X" ?% i/ ?$ t( }' E! a7 g - display: block;
" Z/ H+ ~5 ]& R5 D' z8 o - max-width: 400px;7 h) I! E$ }6 a" z' ?) J
- margin: 0 auto;
& b" O0 U3 E3 U) l- |6 ^# m - text-align: center;" c- D# [+ Z" G8 z
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- li {' M+ h8 H, E; x8 s
- list-style: none;7 M4 q, V B7 W+ o9 H/ l
- -webkit-padding-start: 0;
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- a {
( d) {% W" O b! `5 K - text-decoration: none;
' u) A) ?# G* T' I - color: #ED3E44;
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. L" l& Q. j% V3 y5 y - .nav-item {
2 ~6 r/ w. F! T7 ^, E) ]' _6 b - padding: 1em;
p( I' q% e& ?! ` - display: inline;
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* ?! U0 ]! a! W; C - .nav-item-dropdown {
) `/ w; m! Y' X U - position: relative;( V# n" @0 d$ l
- }7 x% r2 J4 d' D3 s; s
- .nav-item-dropdown:hover > .dropdown-menu {( H! F6 |5 S |- F: E% _8 _6 m
- display: block;6 |0 f, h) V" _6 R' n# l
- opacity: 1;
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- .dropdown-trigger {
3 {6 a8 @( W) D; t% _" ^: h, h% m - position: relative;( D8 Z+ P7 [2 m$ q& X1 g- V; ~
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- .dropdown-trigger:focus + .dropdown-menu {
$ N) P2 c3 f" W ~; t - display: block;
5 @5 A9 o1 G2 \- }# h" l+ u; C - opacity: 1;
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- .dropdown-trigger::after {
9 A$ B+ h5 c( u: D4 ]' U - content: "›";
( }' E: a' q0 h- U) ~ - position: absolute;
; e r% {5 g0 Q' V6 { - color: #ED3E44;
0 }" E* q8 J) L0 E( A - font-size: 24px;
5 `& E% j, ]; y - font-weight: bold;
$ h( N: h* g# c, T - -webkit-transform: rotate(90deg);! o! s9 b4 F. i) F; Y: y
- transform: rotate(90deg);
6 n% I! M8 m4 T% B8 [ - top: -5px;# B. f) V- O9 Y
- right: -15px;. A* E! G/ O3 U S( D1 E8 L/ }; I6 R
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- .dropdown-menu {$ m: |6 Y5 O: Q
- background-color: #ED3E44;) d9 }* t# K1 }. Z- k
- display: inline-block;: z; S, z/ I. F- O/ _
- text-align: right;
7 T) U7 G2 p; m - position: absolute;# s% Y* l8 G" N o- V7 J
- top: 2.5rem;
- ]5 W9 r+ }) c- q) V - right: -10px;$ [; q# o0 e7 V. ]7 M8 u
- display: none;; [2 ^% C: e* i3 z. [. G; t7 u& D
- opacity: 0;+ u5 u$ P" |2 ?* a- j% y, c6 e
- -webkit-transition: opacity 0.5s ease;8 r! [* I3 Q/ a3 s
- transition: opacity 0.5s ease;4 O0 N* m& f8 H1 S1 B
- width: 160px;- g0 O+ ]3 \0 O5 F& P y
- }+ `# O# ]5 h+ {1 }
- .dropdown-menu a {: ?. V+ k+ R8 {- q+ u. \2 ]" ^
- color: #fff;
. |5 p( w, ^/ b+ S5 f0 l - } v1 m9 i! k/ U( B0 {
- .dropdown-menu-item {( P5 {& g) I% |/ n' p; r$ ]' Z
- cursor: pointer;. t$ b! I6 b/ e3 p- S; |
- padding: 1em;
- D; w* S2 e$ M- ^& j& L - text-align: center;
5 H! ?& n; w% K5 B - }
& [7 F8 f3 c+ Q) L9 [$ L - .dropdown-menu-item:hover {
' j- Q4 g' Y* n. x; U0 z- b, z. B - background-color: #eb272d;7 S f1 V u1 A& w0 \( r9 z+ r" w
- }
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" Z8 [3 W) b+ y; E5 p5 t可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle"> G8 C1 U# O! w: w3 ]
- <!-- Checkbox toggle -->$ h! X# s) l5 C
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
. m N2 g' o, a - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label># q/ m& v2 q1 h. h
- <!-- Content to toggle from www.mfbuluo.com-->
4 {, o5 K0 ?2 Y# ^# r - <div role="toggle" class="toggle-content">
2 l3 v$ Q- j! x; J0 p" D+ T - BA-NA-NA-NA!5 {* X9 Q9 C- X6 h0 `9 ~
- </div>
1 H1 M7 |- q0 e. f1 f, Q - </div>
复制代码CSS代码内容如下: - .toggle {3 F2 n8 R8 ~: J1 o( a! u; t
- margin: 0 auto;
) N; k. f$ y- X - max-width: 400px;2 i. V) `9 J2 k, h F% b
- }
2 w# t; c r( x - .toggle-label {( {. O0 X/ g) c' n4 D+ P! Y
- font-size: 16px;
( L' x, S& `7 D9 ^7 @' Q - background: #fff;
& z# U% I5 }- x: B4 J - padding: 1em;
+ P3 Q# V4 ~5 x$ ?6 I3 m - cursor: pointer;. W8 T8 X: {6 R5 A) E$ l
- display: block;
3 |" F6 \5 S" ]2 g. @) k5 h- Q4 e8 r% p - margin: 0 auto 1em;
; f; m" w" P) H% A$ M0 L2 t5 R7 m - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
* w8 @5 M- G% d& _/ K5 a( P9 K, n) E - border-radius: 4px;/ h9 }& H8 ~, |7 C- \) q8 Y
- }! [+ A! L8 x! O" f' b( v0 X
- .toggle-label:after {" @2 b( q6 q4 _- _
- color: #ED3E44;
. {* O& ?% S9 U# M q4 [+ O3 J - content: "+";
5 W* Y: l2 H- C - float: right;
: [( L! l* F2 Q) S7 L - font-weight: bold;$ M; r- S2 y8 H# j' D3 u7 H2 j+ @% w
- }3 f' B1 {: ~ V6 d% Y$ j
- .toggle-content {
7 e$ R$ Y, h7 ^9 D - color: #B0B3C2;$ A+ y" a4 |% b& }- m. l1 V+ E" H- T
- font-family: monospace;
( \* Y+ f" M- N4 m7 Z2 c8 Q - font-size: 16px;
3 F/ `+ D. @7 Q0 n0 S3 { - margin-bottom: 1.5em;
9 V$ X* T* @; C2 J, q - padding: 1em;
. x+ { z6 V6 E/ g* ] - }
3 E6 L0 e0 m! p( `4 O4 a# t" n - .toggle-input {
- e4 A2 [" w4 c: c - display: none;9 \, a. G/ X) w: b3 k4 X
- }! a3 g$ H; i/ W
- .toggle-input:not(checked) ~ .toggle-content {. d3 l0 y9 d v4 d1 o: R* r- J" z2 [
- display: none;2 p% {0 A! M3 m5 p$ u
- }) V: s; {3 a! r/ v/ f2 U) [
- .toggle-input:checked ~ .toggle-content {! W4 n; ^/ e) T+ y
- display: block;- \1 g$ o$ O% V! p$ q
- }
7 c; d; L6 R7 {% N3 e$ g) ` - .toggle-input:checked ~ .toggle-label:after {3 H2 O9 a7 `8 |& {5 @; E1 ?
- content: "-";
& {/ R1 I0 m" ]8 _* h& \9 [- x3 R - }
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