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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!">; S5 k# C9 `% `. Y9 V0 Q8 e
- Label for your tooltip( I) Z* b; V- Z O- {& ?+ P" a2 Z+ P! p
- </span>
复制代码CSS代码: - .tooltip-toggle {. l# z1 y8 g2 [8 t T+ ?# C" x; F
- cursor: pointer;+ b" L5 `& o% W6 i$ E d+ l
- position: relative;1 W$ v1 _7 f0 ^8 Q& u8 r0 X
- }
" b4 V2 ~% [/ w7 ?# Y. ^ - .tooltip-toggle svg {* \& e" S: D# E5 Z5 Q
- height: 18px;( X/ E0 ?$ ~. E3 o3 a, p
- width: 18px;
/ b! p; }& K2 d, E - padding-right: 0.5rem;
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" _, Z D9 O9 ~. S5 C' h2 }2 C - .tooltip-toggle::before {& |2 h: q9 I% S/ D% C8 ?2 S
- position: absolute;. b4 k% x, B# m/ \
- top: -80px;) L8 p" E# h3 A6 C$ y- J: z% g
- left: -80px;
" c$ n6 h' t) m7 I - background-color: #2B222A;
" q9 ]# J5 z% }0 C7 |* x4 U - border-radius: 5px;, s, g+ T* I: Q* q# Z+ [
- color: #fff;
8 ?+ f* o9 [! m$ M+ k ^) I3 w8 n4 l - content: attr(data-tooltip);
9 U! A! ^4 J7 U- D" E$ F - padding: 1rem;
/ X6 s, W, ~* o) b" u) \ - text-transform: none;) K3 Q2 j& _& X. T4 D! k
- -webkit-transition: all 0.5s ease;
; U5 W. h$ C1 g8 k( ]+ S0 V2 } - transition: all 0.5s ease;
# h5 u5 \6 S4 j# b: N% g* Q - width: 160px;
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- .tooltip-toggle::after {' y3 J) c, _/ b! V
- position: absolute;4 w2 b; _6 ^. Z' o! g9 O
- top: -12px;
8 H' z' H5 }6 u9 B - left: 9px;
* t$ v2 J5 z& Y$ F" F# W) a - border-left: 5px solid transparent;/ g: R1 A; a2 q/ Z" c' ^
- border-right: 5px solid transparent;6 d# ?3 E. n) S
- border-top: 5px solid #2B222A;
7 P5 y3 v& w6 n7 @) T e! |1 e: T - content: " ";
7 b3 Q" h; B: I( K; f; M& s7 R- X - font-size: 0;
O, w* w( A' A/ r `% G \ - line-height: 0;
I3 H, }+ P! C; v - margin-left: -5px;: s5 {5 g2 ~( n8 n6 ?* f5 p; }; A
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {* N+ R' k2 ]# x
- color: #efefef;
: v; g o' B9 h! y- n0 _ - font-family: monospace;% ]. d$ X G& D- i3 a$ v
- font-size: 16px;$ B9 o$ _# G3 f
- opacity: 0;/ o4 m; Z6 x- Q8 n' v
- pointer-events: none;: M# u, w6 J: ^/ |
- text-align: center;2 L7 m: S' o0 t3 g& ] V5 E! d
- }
' l$ g6 ~$ Z% ]8 J7 r4 ?- \ - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {1 ?) n' X) G/ b( y/ Z: {! h5 m
- opacity: 1;
% C$ g8 _* A- J# x! W - -webkit-transition: all 0.75s ease;
0 b- E U4 {- Z, n; I" Z1 ` - transition: all 0.75s ease;
1 i( Z% W+ \+ S+ ]/ g- _7 X0 S - }
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">; Y5 F3 b) B1 {& n% ~# _. x
- <ul class="nav-items">8 P5 S5 R$ z$ ]5 i: Y
- <!-- Navigation -->; S& T1 m( A; L& x6 e: E4 e
- <li class="nav-item"><a href="#">Home</a></li>
# j/ r4 |: D! L2 o6 S9 q' ~" e - <li class="nav-item"><a href="#">About</a></li>
+ d$ M `( u2 [- z5 J6 \. P - <li class="nav-item"><a href="#">Contact</a></li>
' U/ f0 B1 p y" T: r - <!-- Dropdown menu -->
& l( k& h. ~) O' z" n( Z - <li class="nav-item nav-item-dropdown">
. Q! D9 I( }9 U9 N# q - <a class="dropdown-trigger" href="#">Settings</a>
5 }1 l# @6 a& ~* i - <ul class="dropdown-menu">
) c) D- l* ?. r @( G - <li class="dropdown-menu-item"> d; g* [* p5 ^
- <a href="#">Dropdown Item 1</a>
7 {& K. j n6 e; `- B: T/ l1 m - </li>
; x8 N/ o# S; G b3 K% n. i! h: L9 U - <li class="dropdown-menu-item">6 n; E B5 J" O3 I- D i
- <a href="#">Dropdown Item 2</a>
Q2 K) X8 U1 u - </li>
5 z, v" g) y/ o" Z! [7 ]% M8 ? - <li class="dropdown-menu-item">
! x* ^! v' I* C& K- e4 H - <a href="#">Dropdown Item 3</a>) v' n+ B5 e7 w! l. p
- </li>% n: M$ l1 q3 u$ N& @
- </ul>2 \+ q3 L" l6 m0 d" I: [( s) c
- </li>; ^; X& L$ c9 L! C* G F
- </ul>
7 x3 E' U% G8 l: J, {4 m - </div>
复制代码对应的CSS代码如下: - .nav-container {
1 l# d$ ^ Y( T# A6 f - background-color: #fff;
2 P7 u. a9 F( M. I' v) k: C - border-radius: 4px;
9 B$ N& ^- n+ o- a5 O9 [ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
/ q) u% k+ O4 t0 p) N - padding: 1em;) S4 [3 p* v* x [3 O5 V! `
- border: 1px solid #eee;) ~+ Z* V2 {; M7 Y9 I
- display: block;
5 r8 c' x o/ ~+ a& p8 ~ - max-width: 400px;& t, w: e" C# Q' o
- margin: 0 auto;
9 {2 F# U/ ^7 [0 Y5 H - text-align: center;$ Y; A5 w" e* y2 z, D1 _
- }+ H. b2 r- O: G/ R5 F2 i
- ul,
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- list-style: none;3 h! c9 I, g- e2 H- T
- -webkit-padding-start: 0;" J1 G9 i: { O! R A' Y
- }# x# k; ~7 i& u( U! u1 Y q1 K; p
- a {
6 E' s( U: ]( G0 [/ U6 y0 c, l - text-decoration: none;
5 k L9 C+ D. E) z. E - color: #ED3E44;1 p9 {0 f& f2 q* o7 f% _) `; c
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- .nav-item {; w9 ?: k* X; W# W! ~8 _" T$ z, U
- padding: 1em;* R0 q- c$ W/ q& \0 e: @7 G( t
- display: inline;
, F/ G8 k$ V5 h( s - }
$ a+ [* H1 G: P& U& |) B( i - .nav-item-dropdown {' _; m w* Z& J# N
- position: relative; h/ h& w! B) z5 N7 t9 q- N; I* m
- }) l; S7 j, N) W X6 E6 m1 C
- .nav-item-dropdown:hover > .dropdown-menu {
+ k: {; x7 L2 ~$ M) }+ K - display: block;1 y* [& j7 t* [2 Y- ?6 J
- opacity: 1;# K' |2 E1 p3 K8 n# G
- }+ ?: f7 n2 }) G* k- t5 ~
- .dropdown-trigger {
' _' ~8 ]. E# j. h1 ? - position: relative;
, h2 |9 {! D2 c' I% G% y) c* N - }
+ s! ]4 x8 P! {3 Z: o# G - .dropdown-trigger:focus + .dropdown-menu {3 _3 i& ?9 {6 J+ N! h
- display: block;% j5 H) |( |- X# g. p
- opacity: 1;
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- .dropdown-trigger::after {& Y3 b& x! c0 ]% A4 X
- content: "›";# O0 ^1 E; e U! A
- position: absolute;
" f. O4 I* z/ V* D j% H& I - color: #ED3E44;- O& Y/ G7 |5 N$ T
- font-size: 24px;1 @0 v3 o* S7 z
- font-weight: bold;. q; Y/ ?5 l4 ]7 r [
- -webkit-transform: rotate(90deg);
( i( g% G+ ~0 G! D+ y& k - transform: rotate(90deg);* Q0 W! K: \ V6 X3 h. M
- top: -5px;
( t1 v; s( M2 C5 _- d - right: -15px;! ?* f, [5 g. I! B: }8 M
- }
0 F$ y( \) O! c/ X4 E) | - .dropdown-menu {5 `2 s' b! z/ ?, x/ [1 T0 [
- background-color: #ED3E44;
' q$ S& F! a1 }# R# A1 m - display: inline-block;1 |7 U5 W; \+ R# H" s
- text-align: right;
! j8 g X; p; _* t* r# f - position: absolute; h1 o! {1 t5 s. p
- top: 2.5rem;: A( m( z; _# }' h; {
- right: -10px;
- Y* O( |" T# g( n - display: none;
& S. ~6 c+ v+ {* X* i& E) C - opacity: 0;
0 m, W# D# a* O5 ?5 X6 F - -webkit-transition: opacity 0.5s ease;
" A$ q- M% T: y+ N% Y& b2 v: g - transition: opacity 0.5s ease;9 E$ V: x, r7 ^: M" o
- width: 160px;
- `( [' m# }& F2 s2 P - }
8 M9 x# B- r' d. G- o# ~ - .dropdown-menu a {
3 G" f; I# ^0 D - color: #fff;
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- .dropdown-menu-item {
4 T! Y5 L; C5 {4 C7 P+ l - cursor: pointer;
6 R9 J: w" P2 t% | - padding: 1em;) u9 `8 k( ~1 [4 d2 H
- text-align: center;
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- .dropdown-menu-item:hover { N7 N3 y2 E' ~; s1 I9 V: o
- background-color: #eb272d;" ^5 D1 e0 ]# \# A
- }
复制代码 " v# Z- u" X+ k0 i1 c* N# D5 s
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
7 @1 B, s& `3 J; K* p% [ - <!-- Checkbox toggle -->
1 F& J% a9 S/ S) Q3 {/ J0 @ e - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
+ }+ V7 l z* y' O - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
8 N$ y% O& h( z: V1 \ - <!-- Content to toggle from www.mfbuluo.com-->
% D9 y/ z. x; E - <div role="toggle" class="toggle-content">
' b$ W: F! Z% T; m" v, x! s - BA-NA-NA-NA!
; e- L+ p4 U* I) L( ^* @ - </div>3 c+ j9 ^ [3 e+ j0 ~
- </div>
复制代码CSS代码内容如下: - .toggle {
$ V5 O5 {5 p6 t3 i+ ~; r* \ - margin: 0 auto;0 R1 |" e# R2 o& A
- max-width: 400px;: o: q( G A( L9 f
- }
! R& H4 I5 l1 k7 T4 M7 U# N$ \ - .toggle-label {
: y, h) Q9 Z3 [* d/ z" f6 Q6 P - font-size: 16px;) f) [8 F8 e% J; K0 ^8 R
- background: #fff;/ k: `- P$ E9 k5 i
- padding: 1em;
8 i* @. v5 S7 k1 m- P - cursor: pointer;
; z. J% w. s8 ]/ y# @) B" _3 ~7 i( q - display: block;
7 d; A& X' A& O' s0 h - margin: 0 auto 1em;, I9 R. x. ^' D9 a4 v
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);% U4 k. _+ ?8 X) [) U& ^# g
- border-radius: 4px;
- Q/ G% b# v$ B- l1 b+ [ - }/ C0 c+ A7 ~+ q* C4 c6 {, U
- .toggle-label:after {
. R" U$ s# U5 A+ y$ n - color: #ED3E44;
G4 U' O0 Q5 a! n; j8 V - content: "+";
+ x. p& q! R4 C7 A! C; ? - float: right;
: ^( q7 `$ }6 k* M" x - font-weight: bold;; ~' e5 o" p) C3 c
- }! n+ S. ^" z. A/ ^1 H+ E
- .toggle-content {
: D- ~) V( H' f& q - color: #B0B3C2;- _& d' g( F6 o2 V/ }" i
- font-family: monospace;7 v8 |4 Y, O- k7 K
- font-size: 16px;
: f7 m! a$ c& q# d- j& @" x - margin-bottom: 1.5em;( z* {$ {$ t# ~% U# T& T
- padding: 1em;% b; x( s6 _% r7 [# Z: i
- }+ M4 X; H( F; g
- .toggle-input {
6 x9 M& h8 C0 F. i3 c1 y% c# M! U - display: none;
5 w5 J1 X$ L" K# Q2 \3 |( o [ - }
, Q! k) L6 V1 { - .toggle-input:not(checked) ~ .toggle-content {. s1 H. e' [- ]5 X9 n$ g) @4 @
- display: none;" V" B0 b1 Z1 A! `
- }
! q' Z: d) V! @4 K# d' E% } - .toggle-input:checked ~ .toggle-content {9 K1 u; ^' e& l8 [' N
- display: block;
5 W( E" `* I" t5 e% g4 A" q - }5 |& C/ A: m x' V3 d
- .toggle-input:checked ~ .toggle-label:after {
3 o6 r+ A, Q+ y5 Y: d - content: "-";
+ M* g+ Z2 n1 r, k; V - }
复制代码 # n6 x5 h: H T
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