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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!">
, L1 `: C0 V: L; k) \, W; }# ^/ V - Label for your tooltip
* x# A' V0 r6 w. L1 S% K$ T) u - </span>
复制代码CSS代码: - .tooltip-toggle {/ B2 O% u! R' {8 E( j9 v. w
- cursor: pointer;
" ?5 @5 t' O7 h! D( | - position: relative;
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3 L0 ~3 [, E( N7 @ - .tooltip-toggle svg {: O% j0 u. T- f4 o ]. ^5 O
- height: 18px;9 q3 e1 z5 U" A+ f
- width: 18px;
9 B/ f2 k. D3 f& k. m8 A - padding-right: 0.5rem;% J! |) R- V/ {, a3 N1 j. ^
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- .tooltip-toggle::before {
9 }) Q. D- ~; x" _: Y - position: absolute;( ?& O% I& `6 q9 Y, U! S+ q
- top: -80px;. y, J4 X% q( o$ Q' d# r; w
- left: -80px;
& L4 Z- M7 c, m! m4 } - background-color: #2B222A;
) r- e4 Y+ h0 V+ g' w - border-radius: 5px;
: Z0 j# V+ Z @) X+ M0 e. @# \ - color: #fff;. B: A! I! ^+ U1 L* q$ y
- content: attr(data-tooltip);
7 t" O: \8 S% a$ {- J7 m$ E - padding: 1rem;. Q/ p& v1 [' O! e& I
- text-transform: none;# H# ?% c: B! P }, w1 e* x3 q
- -webkit-transition: all 0.5s ease;
. c0 O5 ~5 T2 e4 J! i - transition: all 0.5s ease;
9 I0 ~0 ?3 y3 q. n A- y$ z - width: 160px;) a2 k0 e& R+ @" ~" U+ N+ _
- }
h; i3 [( T( u - .tooltip-toggle::after {1 f+ l6 h, R3 L
- position: absolute;
& l" K( q0 q6 ?4 c& y - top: -12px;
3 `( ]; g* c( q; h: T4 a) D - left: 9px;
/ Q% b3 \& P) A6 ~7 N" \3 O - border-left: 5px solid transparent;& A8 n; N) t5 B& j
- border-right: 5px solid transparent;, z# R4 l! Y3 m) Y, ?
- border-top: 5px solid #2B222A;
) W8 I& d! l1 B c) G - content: " ";( {- A. x% N4 k' Z( ?. p4 m) v3 R
- font-size: 0;' I7 Z9 F L9 `0 j2 ?3 b2 q/ z1 f
- line-height: 0;) E% J6 K! V- ]
- margin-left: -5px;
; G- y* _. p2 `. g4 ]* W - width: 0;
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" m u' V C; k! x - .tooltip-toggle::before, .tooltip-toggle::after {( s5 L6 _; J" u$ Y7 }8 u
- color: #efefef;9 b1 ^3 _+ D: F
- font-family: monospace;/ O5 K6 }4 C6 x# s: \7 _# g
- font-size: 16px;
2 g3 x- K5 I! c) a+ ^$ m5 A - opacity: 0;
" k9 Z$ S3 t& l3 ?2 h ] - pointer-events: none; W8 g! E1 G# t- |5 B4 W
- text-align: center;, `) N0 y( ?% R1 l. m6 d# M
- }
! J% k B2 R J+ e - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
! y8 C8 I. Y. J: B - opacity: 1;) k0 t5 C' M3 a3 S8 K1 b" I
- -webkit-transition: all 0.75s ease;8 o% a+ q. p Z" _) f. U4 _
- transition: all 0.75s ease;9 L. h2 U" `2 v
- }
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">
7 I+ v+ p" C( b3 ?7 P/ D# \ - <ul class="nav-items">
) q0 F! A4 ?8 h" ?1 Z - <!-- Navigation -->
, p3 W3 {% E" P+ D3 S' C% f - <li class="nav-item"><a href="#">Home</a></li>3 L1 c2 j% X; c# L
- <li class="nav-item"><a href="#">About</a></li> z! i- V* a) c: W( Y1 ^
- <li class="nav-item"><a href="#">Contact</a></li>
7 d. n/ J. q/ u5 h - <!-- Dropdown menu -->; V. r$ D7 `; N' `6 ]/ y2 l; _% k
- <li class="nav-item nav-item-dropdown">8 E1 h5 {8 S- h/ M# {
- <a class="dropdown-trigger" href="#">Settings</a>% F9 ~, e4 M p/ |5 Q" C- a
- <ul class="dropdown-menu">
) a! i9 g% A* I5 I - <li class="dropdown-menu-item">" C* _5 B0 q6 |" V# B
- <a href="#">Dropdown Item 1</a>
3 b4 p9 R* O5 ^ - </li>' k( j; |7 T( a
- <li class="dropdown-menu-item">
( T2 v3 |+ W" ?2 L5 T$ @2 c7 [ - <a href="#">Dropdown Item 2</a>
; i5 O9 ]1 m# _, F - </li>
% o% t# }9 }/ J - <li class="dropdown-menu-item">
; X5 P7 t e+ M$ z$ X - <a href="#">Dropdown Item 3</a>
; E& A, m; N* r$ ` - </li># R# W! U0 ~8 \! _+ A) j- _
- </ul>( z& i. j r8 F/ B
- </li>
P% o/ u3 j5 Y6 ^* }& C6 ^& d - </ul>6 j3 k1 j2 s& g4 v3 w
- </div>
复制代码对应的CSS代码如下: - .nav-container {% a# G$ H2 k' ~% K8 u/ [
- background-color: #fff;1 t1 W: ~6 h; l( p- V
- border-radius: 4px; f8 ^% N- K5 o
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);( d7 \4 Q" ~- S2 s$ ~' J* x
- padding: 1em;7 Z! z& t, w% p) D6 U% y m% V
- border: 1px solid #eee;
9 U9 Y+ g& ]) ~( i1 u4 h. g k1 W - display: block;% y8 e' `* E2 ]" H
- max-width: 400px;& y/ r9 L5 l8 ]* d6 \& t
- margin: 0 auto;# U! {) w5 F) g4 }: O
- text-align: center;
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- ul,
6 H+ h F) j* j0 P; F4 O0 p; E - li {
4 N* W/ L2 L6 X( f1 Z - list-style: none;
/ _$ `% S1 [0 p7 @( k! `. k - -webkit-padding-start: 0;
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- text-decoration: none;
" K: y9 [( F9 @. R3 e - color: #ED3E44;, E3 ^ ^* q: j4 n" D9 {
- }
( [( b+ V& Q H - .nav-item {
7 ^! y( F; K' p( ^% N - padding: 1em;
- v9 @* B0 x; z. Y" X0 Z6 N' v - display: inline;
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% ?3 N! A4 a' t5 C - .nav-item-dropdown {
8 q$ U) v7 {/ c/ ^# L - position: relative;! x+ y2 ~2 D- X W
- }/ Y. p0 D% f; ?+ q! Y" V& f) z* e
- .nav-item-dropdown:hover > .dropdown-menu {
; \' k7 o$ u9 [5 Z2 t& i% k - display: block;0 {& L# c& `( J: y0 B
- opacity: 1;2 U. g' O- S8 F$ o
- }
& B9 V" B/ x) ]; B: i* J - .dropdown-trigger {/ q* |- q9 m, @& @: W
- position: relative;+ v# C- f3 q B! M( }9 G4 V" B
- }+ ~% x0 D. d: l$ w
- .dropdown-trigger:focus + .dropdown-menu {
, _: V: v A% _ - display: block;; q+ S! ]; k+ C) v( G
- opacity: 1;$ Y% J7 L8 ]# }
- }
6 s4 \' I$ j0 [0 E. C - .dropdown-trigger::after {
. A9 ~: U$ n, O - content: "›";) {" u5 ?7 k0 n& W
- position: absolute;
7 ?% k( R2 `: c Q: y, b$ v - color: #ED3E44;2 t. y) l4 H& [% I f$ L" `3 _+ m: U
- font-size: 24px;
( |( w( D- q% C# p: x1 h - font-weight: bold;
* h% u8 W4 X% e- V - -webkit-transform: rotate(90deg);
3 }% R; R8 k. f, y7 p1 \! O; R0 C - transform: rotate(90deg);
( x2 U. x( {' c, x& I; _8 K& k - top: -5px;
6 b8 a5 A5 U" x+ P0 p$ ^ - right: -15px;
' F8 E- ^' `- e2 x0 h - }
6 [* [' y* I4 j - .dropdown-menu { h$ C8 U* ~) Q! ]8 }& K: I+ G
- background-color: #ED3E44;
+ g- V H. X2 A" e. K' I7 g8 k7 i - display: inline-block;
' {9 r+ g% l1 K* G; W8 B4 C6 z - text-align: right;3 I: T% r6 y# Y4 n3 X# G5 p
- position: absolute;4 v! x8 v( r* r& d
- top: 2.5rem;2 D. m) w& T$ @% U
- right: -10px;
3 K z, w0 p& f - display: none;
& z: G/ v$ M4 ~7 y - opacity: 0;: w+ M7 U5 \! P7 V `) G
- -webkit-transition: opacity 0.5s ease;, `7 X4 _+ e; ~- b3 c' N
- transition: opacity 0.5s ease;
5 _& K+ Z9 `1 ]: w! s% R- C; n: y - width: 160px;
5 B d9 Y- j& O& C% m" w - }
- ]$ z# R; T; t7 d, }0 I5 W - .dropdown-menu a {) h: ~ G* F9 C- ?2 N9 o
- color: #fff;
5 A- D2 s2 i, S: h$ J/ E - }
& f* q. g) [+ X6 D; q - .dropdown-menu-item {/ `* W7 o. `5 @
- cursor: pointer;. x: I- Z& ^5 _3 U$ z
- padding: 1em;
( A: x: ~& j8 v! D; l4 A& B+ B4 n - text-align: center;4 a' I; a4 j5 n# t
- }
2 [( v+ Q1 M, C! i - .dropdown-menu-item:hover {
. Z a" a; B* f8 Y - background-color: #eb272d;
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复制代码
, b! c$ {; u. Y/ i. x可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">& Q V1 B h7 }- @- D$ C o6 R
- <!-- Checkbox toggle -->
, A* S2 V$ t3 u/ J7 d/ ~7 j: z - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">5 v8 L; B- R$ m
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
; T5 u6 F" P0 T6 }8 n1 U. x, S+ s - <!-- Content to toggle from www.mfbuluo.com-->" S4 S1 ]2 v4 K; A+ ~9 d2 b
- <div role="toggle" class="toggle-content">0 z, q2 c2 c& U. z) I1 O( g9 Y
- BA-NA-NA-NA!
' G; ~$ o1 ^$ i6 R3 j - </div>' M4 z. q5 \$ @' R% B
- </div>
复制代码CSS代码内容如下: - .toggle {# k+ c+ m& w; i
- margin: 0 auto;
7 }$ e1 _& [' _0 Q8 v- k) K! q% t - max-width: 400px;
. b' n3 u! G T: Q: f - }3 S9 K) D7 l+ q, l5 V! c# F
- .toggle-label {5 N4 d1 V# p( u* w7 _2 m
- font-size: 16px;
4 n) H/ L) h0 C8 S7 P( Z - background: #fff;
7 T0 U' c- O5 K6 [ - padding: 1em;
& ^" A& | g( f! M( X - cursor: pointer;
. z0 o7 Y4 Z7 z+ d5 j0 y* Q - display: block;
8 I$ o1 N% ~! h4 I, Z - margin: 0 auto 1em;0 _6 b5 e; a6 U; D2 L' a- _: t
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);: k6 C- t$ Z _ l- ~$ m
- border-radius: 4px;
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- .toggle-label:after {
; }4 U- J! F9 K0 {; s- a - color: #ED3E44;" G% C% p, ^. h2 e: a) D5 r. X8 o4 l
- content: "+";
; e, h) X7 f- M" `0 U2 w - float: right;# P% y7 e! g; W# O$ d5 h7 f% d
- font-weight: bold;# K% y6 \! n6 O. }4 i, M
- } I$ |- x6 E8 a. \% `2 Z
- .toggle-content {- ? x5 d/ H2 a$ Q6 j2 N) w
- color: #B0B3C2;
0 n. j$ i/ n2 M) u - font-family: monospace;
2 d% j* y2 t/ p6 u% m9 D P9 T" Z. b - font-size: 16px;
- P% |: n5 A8 X4 i, o - margin-bottom: 1.5em;
; _6 t5 R5 j' ^4 q1 H- V - padding: 1em;. D6 t, E# k+ N/ i
- }/ V# P$ S1 g% r( c0 B( ]% N
- .toggle-input {
9 X9 H/ u, O0 A9 @4 A* O - display: none;
* P6 ~. K* M9 S+ ~ - }$ \- G, l# a! j4 M
- .toggle-input:not(checked) ~ .toggle-content {
2 l. k m, J5 e7 z - display: none;
3 [6 |1 v, F9 d1 g - }
; E; a( z# F" S# ` A S/ r% q - .toggle-input:checked ~ .toggle-content {
/ K& u* |7 h: J6 X/ ~5 z5 R - display: block;
& {# m3 H3 Z2 b+ ] - }: k. B8 G1 j$ K1 h: | H% m4 H7 i
- .toggle-input:checked ~ .toggle-label:after {
1 u5 e8 |8 `) W' F- N0 P9 S) h, j - content: "-";
" ]1 q4 g* t) a/ J5 {6 k, K - }
复制代码 7 o! `; J! |6 o4 _6 r; p$ f
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