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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!">" Y8 [5 A% ]- ]4 q1 R
- Label for your tooltip' c0 U: N$ G3 _, C8 k
- </span>
复制代码CSS代码: - .tooltip-toggle {
4 [& p: b* l2 Z - cursor: pointer;
6 N/ O( z/ Q" O/ ^" h - position: relative;! K: c% `9 w' f& S5 ], e. n O
- }6 s& Z& J4 L. m( h5 W
- .tooltip-toggle svg {1 Y! g& t8 V; G) m) ^
- height: 18px;
) f3 Y* Q. u1 U6 g+ d - width: 18px;) T8 M0 L# J/ P9 ?
- padding-right: 0.5rem;3 n2 w+ w+ T* A' ]0 ^
- }
. K, P( V! o" E: ~ - .tooltip-toggle::before {8 G; b0 O9 [" f; N7 L7 x
- position: absolute;) a+ ?3 R2 \- ]( B" {8 t
- top: -80px;
) w; K! H6 U. `: ], I - left: -80px;# W$ B, r5 L. a
- background-color: #2B222A;' Y6 F E8 o4 S
- border-radius: 5px;, F0 y8 ~) [$ w1 Y& [2 |, ?
- color: #fff;
- Y: u1 f4 h- }# X# k - content: attr(data-tooltip);
# E! d e' G2 Y - padding: 1rem;, A$ }- _; A' t ~
- text-transform: none;
/ ^! }1 C# I, {- E9 F- e; q - -webkit-transition: all 0.5s ease;
* h/ W9 E+ E' j' B$ ~2 t - transition: all 0.5s ease;* u+ l' B& Z) ]+ W/ d3 h! X9 E
- width: 160px;
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- .tooltip-toggle::after {
0 y' Z* h/ ?5 K - position: absolute;; Y- l$ B2 U# G* n$ V
- top: -12px;
' v2 g9 F/ E* Q& R+ N% Q - left: 9px;
7 k- `6 f3 U( d - border-left: 5px solid transparent;
* {% H9 d5 [8 E. Z6 ~* o& ?1 d- I; [ - border-right: 5px solid transparent;
' S# z$ k4 { ]; R5 e0 c" _ - border-top: 5px solid #2B222A;1 ^9 l$ F) T6 t: H, B1 x
- content: " ";
6 m3 y5 A8 W& T- V8 I - font-size: 0;
" W1 R/ X' a# i( w* r: X. n7 W0 J - line-height: 0;7 P# f* {. T K; K/ a: s: Y
- margin-left: -5px;
9 U- f, m8 p" X9 c - width: 0;
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; I% e, s' T4 v - .tooltip-toggle::before, .tooltip-toggle::after {. B3 W$ i+ {/ j" f8 Y2 l
- color: #efefef;
X$ _( ~) i g4 s, m# Q - font-family: monospace;
# A$ L- M9 z, [% n - font-size: 16px;. r8 X$ ~$ c9 K! d, I) P9 E- J
- opacity: 0;
3 Y# ?) V4 p9 H7 w% E+ d - pointer-events: none;$ w& S# n: X) h' i
- text-align: center;; q! z9 U7 p6 ~# d/ J& m0 @
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {( w9 k6 y! w. y
- opacity: 1;
& O# V7 c2 z; z! @2 h: ]- P/ c - -webkit-transition: all 0.75s ease;
! y. {- H7 j" ^% ^4 I - 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"># d+ J& `' Z" l/ m$ k# H
- <ul class="nav-items">+ a# j/ ]* K# P: B
- <!-- Navigation -->
# f+ G* [! Z! ]6 ^0 H6 f7 e - <li class="nav-item"><a href="#">Home</a></li>
4 d9 C7 D2 o1 T' _3 b - <li class="nav-item"><a href="#">About</a></li>
1 D, O4 h2 {6 M' f: l: ~ - <li class="nav-item"><a href="#">Contact</a></li>
2 b% M; n V& G2 W) F - <!-- Dropdown menu -->0 U+ h; b5 A* h% k g
- <li class="nav-item nav-item-dropdown">
$ \/ P! f( ~' m9 F3 i, w6 o - <a class="dropdown-trigger" href="#">Settings</a>
% A2 J% X: a5 I9 [0 K6 `/ c1 l$ S8 ?! {8 K - <ul class="dropdown-menu">8 e& F/ y& ~( F/ G& l
- <li class="dropdown-menu-item">
1 Y( m' ?1 }0 m, P - <a href="#">Dropdown Item 1</a>
0 u5 L" i6 Y, i - </li>$ P/ [: t3 D8 G# ^: E4 e# @% p
- <li class="dropdown-menu-item">' L7 W$ T, G! ~+ F) u8 e
- <a href="#">Dropdown Item 2</a>/ ^" t% a' c) g
- </li>
3 c' l# W, }$ s- z5 x, I - <li class="dropdown-menu-item">3 ~. K4 b) w1 y
- <a href="#">Dropdown Item 3</a>
: b. n: A* {% a3 h8 v2 u% J& W' \% w) l - </li>
: [! U7 [) `2 C( M K. Y - </ul>% z6 E4 @! B1 h5 e" c, _
- </li>
- h2 f8 _. p+ G - </ul>* y! v, Y! a+ K D, p/ z' A
- </div>
复制代码对应的CSS代码如下: - .nav-container {
8 K% o5 f9 g7 Y& K7 ]; A" s8 \% }% J- e - background-color: #fff;3 n9 Z# W: ~' D+ E& o, l) T/ T* \% F
- border-radius: 4px;! X: P6 M3 Q$ U0 b; H
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
1 w/ ?; @/ X% G# e - padding: 1em;( N# x1 I- B6 n2 [" O
- border: 1px solid #eee;' B& ?0 \ h5 `+ `
- display: block;3 V6 y7 z# r) n
- max-width: 400px;
; Z8 t% m4 ?5 ^* ^ - margin: 0 auto;
b% m# |0 _/ X9 P - text-align: center;
+ I6 o" R8 Y: |/ z5 A - }
7 X1 _9 w2 h( { e - ul,
3 p5 {$ W9 Z: r5 W - li {
1 H n# n! Y0 Z" p" e% j; l) v, N - list-style: none;8 F. c% y9 w( ^( z9 _1 l
- -webkit-padding-start: 0;( W) V# d- p3 D4 q
- }
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- text-decoration: none;
8 |( ?& A& S9 h3 `2 n: O; U. e8 r - color: #ED3E44;
0 s) @. y9 B$ n - }
* o7 Y, F& M6 q* x7 f - .nav-item {, ^, t( w) P8 c8 @
- padding: 1em;5 X2 Y8 b c) v* }, w
- display: inline;
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- .nav-item-dropdown {
% H% w4 J+ C4 r. \3 `9 k3 V - position: relative;. e' D4 H: `3 w7 p! P* J& p4 ]
- }
, M) O1 a L# ?, j+ k: r - .nav-item-dropdown:hover > .dropdown-menu {+ U' i: M6 f" n; i& T
- display: block;
- q* l; L! [/ L8 h - opacity: 1;. [0 h2 x4 \5 T" n
- }3 U( Q* i& U! Q3 @
- .dropdown-trigger { G+ a1 J+ j! o; K! ?# ?1 t
- position: relative;: c+ F# Y8 x' v% j% `
- }) Q& d' v6 P8 ]! g+ J
- .dropdown-trigger:focus + .dropdown-menu {7 w8 @" r1 W3 n( `0 |. P7 O
- display: block;; r+ v8 a6 {( Z1 i! d, {4 q: H
- opacity: 1; X, F7 Q3 ? P+ O* T
- }
( ^2 _( D- W( z0 E6 O - .dropdown-trigger::after {' [5 I9 O: y. F3 J3 ^5 Q
- content: "›";
! e u" Q' A$ S6 s- Z# T - position: absolute;
7 h1 Q) `( H' T* N - color: #ED3E44;1 I1 ]) y% N8 \( V$ b& u3 W
- font-size: 24px;' H X5 G: v! `8 @9 ~; S& M
- font-weight: bold;
8 k$ z3 U# ^* ?8 Z0 }8 i! l" _4 S - -webkit-transform: rotate(90deg);
2 I% v/ b O% L! j& @ - transform: rotate(90deg);
* W$ u. ~0 h7 J# K - top: -5px;
0 E; p! L6 K$ ^2 s: Z% R) F/ S) S - right: -15px;% v1 \( a5 r. G
- }
. X7 \: d6 |& u( d7 G# R - .dropdown-menu {
* w4 m4 C& [" z* e+ _* v5 O0 }; z - background-color: #ED3E44;
9 {4 P# J1 l7 |& i - display: inline-block;, I0 E% P( D, W% `2 p- b# Z
- text-align: right;
# N1 F. Q l9 N1 G. t) C - position: absolute;
+ Q1 H5 M: v: @7 t% \. |+ T% x7 v - top: 2.5rem;# f( q1 f. L! {. a; T* v
- right: -10px;
, w! r; I4 s5 k( b& P - display: none;
( [* Y/ \7 k1 `. m9 c - opacity: 0;3 I) m0 k5 |2 t9 } j i
- -webkit-transition: opacity 0.5s ease;
9 g' o% L( `% n- H. H - transition: opacity 0.5s ease;
$ v' C* Q8 G. _: x' T5 ] - width: 160px;
# y! Q: y% W, t7 W1 y9 X, i9 o- u4 ~ - }
( v7 b) X( J& Z8 d - .dropdown-menu a {
# _' F: e3 K, u4 [ - color: #fff;
% Y& A4 g' E) v+ p i - }2 h8 ~$ p* j, T
- .dropdown-menu-item {. }. H$ \+ I- i% N" m, B
- cursor: pointer;
3 n+ J' _9 I' k - padding: 1em;
: z% y! ?/ N3 `" O6 X7 O' w ] - text-align: center;
V Z4 R$ `5 M0 K$ B - }
; ?8 ~& n# s5 {9 S. [# s$ |+ h - .dropdown-menu-item:hover {0 s- i9 b, Y) I8 Y# B
- background-color: #eb272d;2 T+ T% i C7 U; P1 {; j) H
- }
复制代码
( u! u: A0 ]8 x4 F! F! f可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
- ]$ G8 m2 N* a' s/ r - <!-- Checkbox toggle -->
% e+ m0 A- r( J5 z - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">% ]4 a1 I, _8 ]5 B; p0 K! G( I
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
' a2 V0 m6 S* K9 m! P( I: r - <!-- Content to toggle from www.mfbuluo.com-->3 ^2 _) [& Q2 p6 d, x2 ?1 z. W; [
- <div role="toggle" class="toggle-content">; v8 y2 X" B, ~. S
- BA-NA-NA-NA! d% C8 S0 K8 [% L9 B4 K
- </div>
' P, S4 O) t% G( I! V0 j* b - </div>
复制代码CSS代码内容如下: - .toggle {4 ~, g4 i) x$ ?3 c) M: [5 a5 c
- margin: 0 auto;8 N# E+ ]! {* W5 w" B
- max-width: 400px;
& _1 M ]0 ?& d/ D - }5 l, F" t: H8 Y# l. s4 u& e' {5 b
- .toggle-label {
& Q C' t7 _% t! M3 i, _. M6 F+ X7 l - font-size: 16px; L4 D$ N3 S% r7 I
- background: #fff;5 R, t4 P" s6 Y" G" [8 q% W5 A
- padding: 1em;# E- F) E! ]& z
- cursor: pointer;
0 F1 @8 u0 {' S- | - display: block;
u- Q4 O) p7 X9 F" q. K - margin: 0 auto 1em;
+ {% }% V; U6 e - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);* W8 Z5 v, L/ r. ]3 q$ n- H6 o' n
- border-radius: 4px;% ~' ]; z0 A, {4 S; J
- }+ l" K7 {( J& l) g8 B8 o; d ]" q
- .toggle-label:after {, g4 _) |; \) U) R6 U, a2 N
- color: #ED3E44;! w) q! q+ L9 D# R4 t+ B4 L
- content: "+";
# L' T( a2 u5 Z) F, [+ N/ U4 Z - float: right;6 n4 ?1 U) J% b
- font-weight: bold;+ K- P) y8 R4 q7 i9 E( E
- }
3 G6 w7 `$ v+ n6 |% z$ K1 V6 F; O8 P - .toggle-content {
* p& u: y" c* w; V: c4 N/ r; ]/ w - color: #B0B3C2;
; z1 R3 A b0 S$ B2 n, r - font-family: monospace;5 z1 P0 N% L- h0 Y0 }+ K
- font-size: 16px;+ `4 z0 k2 P7 y0 X* s& A( C
- margin-bottom: 1.5em;9 y3 F+ h: C! }3 `9 l
- padding: 1em;
# e3 A& q$ g8 [9 O5 p4 {! S - }
7 ~' B7 ]5 Y2 }. g$ e, c - .toggle-input {
# I, n/ B& A7 o2 r( Y- y - display: none;
. Z6 ]# w% e0 ~6 ` g" u - }, ?/ ~ v$ w; w7 N5 t
- .toggle-input:not(checked) ~ .toggle-content {# A, l/ Q$ P W1 Q! S
- display: none;
# e3 A# F. s( g! ~" s4 s - }2 R+ N7 E2 {# ^5 w3 V; B) Y& k
- .toggle-input:checked ~ .toggle-content {6 Z2 a3 ^: O) ~2 b/ w
- display: block;( K9 z+ n3 p/ X6 F7 o
- }/ H+ e3 o0 o& [& L* H* c* y! v7 p
- .toggle-input:checked ~ .toggle-label:after {
3 {# F) S& x2 F7 x. x - content: "-";
8 o, X n3 w7 J* d0 S - }
复制代码 $ _" w$ ]/ |" ?! C" J7 ]
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