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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!">) D9 P& X6 I! E+ D: b
- Label for your tooltip: Q- l7 V, R1 {2 Q" Q2 P R
- </span>
复制代码CSS代码: - .tooltip-toggle {
# U) \5 B- n0 }) U1 V- R) @# I, u - cursor: pointer;
8 ]: A6 V# p4 m& R - position: relative;6 A: F1 c, p& @4 D
- }2 ^7 q# D1 g) r, y
- .tooltip-toggle svg { X. n. w) m/ K3 z1 u
- height: 18px;
8 I' k0 G) C1 |" q! w - width: 18px;
# i1 U; C X7 s, e3 @ - padding-right: 0.5rem;7 [5 i1 o" t5 D% g+ Q" A! N+ l
- }
+ R, h" L/ j b+ i8 x4 _2 ]; ^ - .tooltip-toggle::before {6 y5 r& ~, e% U! Y/ q, ^
- position: absolute;
# g+ R' Z/ u- _+ z+ f; n - top: -80px;
0 I8 h* u, \/ {, G - left: -80px;
& K! R: X6 S5 l) g4 N8 [ - background-color: #2B222A;
7 V2 T2 o/ O" ]# x$ A/ R) | - border-radius: 5px;6 I' P, ^! J* O
- color: #fff;7 }0 ]# |' Y$ @- E9 m1 A
- content: attr(data-tooltip);- F) c$ J+ `% x! k/ d8 P3 ^' u
- padding: 1rem;. r6 _: r/ g* [: Z
- text-transform: none;
! d6 Z' Z F% o8 k: U - -webkit-transition: all 0.5s ease;. f0 O# R, K! ~& x: h" `
- transition: all 0.5s ease;3 i. d8 e; O; J' Z! G
- width: 160px;3 \& _% N) Y3 v. `& N+ p4 J
- }
! z4 `. q% `4 K. e8 R - .tooltip-toggle::after {
; E2 e$ g$ a+ r5 v& m - position: absolute;
" |9 f" r8 U1 v( @2 x - top: -12px;
* S6 |6 F2 N/ S6 L" m - left: 9px;1 r; _! l0 y& M% k5 b O
- border-left: 5px solid transparent;' Z' o$ E: s) W& D( z; ]4 a1 x: |6 M$ m) e
- border-right: 5px solid transparent;
! `( ?& [# X6 Z4 ^0 m. L7 T6 Q - border-top: 5px solid #2B222A;
1 N! R# s2 m" p3 a" {. F, X - content: " ";. I8 n2 m3 y" P9 [ E9 Q9 _9 g/ O
- font-size: 0;, L7 H& S2 q6 }9 W
- line-height: 0;
( e. R. E# _8 p$ Z' a* J - margin-left: -5px;. _# W/ G! Z) T- c' G4 P
- width: 0;: {' M4 z& v& u* [: F7 t& a
- }
) o& L0 I* U9 Y s, U - .tooltip-toggle::before, .tooltip-toggle::after { r& b4 R) r# \2 F9 ]% w+ ~
- color: #efefef;4 b2 m$ |+ @ B+ N R% E1 g
- font-family: monospace;) g0 c' Q A& n5 g* [8 [" M
- font-size: 16px;; |, b, _6 h" `- \
- opacity: 0;
) |3 ~* n: Q, _ ]$ T - pointer-events: none;, c2 V1 G3 ^; o- M
- text-align: center;1 A/ V P# m# U' f4 h) [% A
- }
5 Y3 N5 v( R8 K! `6 u' y - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {1 ~3 y2 g% [& k, x+ V, P+ }
- opacity: 1;+ M$ U+ `! v4 c" {' A
- -webkit-transition: all 0.75s ease;
, [! G3 K8 f0 c' y9 j - transition: all 0.75s ease;0 r& l, x' m8 t4 r# D
- }
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">
4 |0 O$ \# w( I) R3 j/ f" e/ Z - <ul class="nav-items">0 [4 Y8 K A8 c; f
- <!-- Navigation -->, N1 d: S3 _- a; _
- <li class="nav-item"><a href="#">Home</a></li>
. ^; Y" [+ L1 v - <li class="nav-item"><a href="#">About</a></li>
, {' W2 c" J8 L2 W& y: }5 W - <li class="nav-item"><a href="#">Contact</a></li>; ~( V7 }; x( V' G( x( S
- <!-- Dropdown menu -->
2 c0 V- t1 v! S5 a. Y L - <li class="nav-item nav-item-dropdown">% q; c9 f: ^: {% x# R2 s" n
- <a class="dropdown-trigger" href="#">Settings</a>
! e% r( T3 w' j; k" J - <ul class="dropdown-menu">
$ X* k! f4 ^* D' Q3 N2 O! E7 A - <li class="dropdown-menu-item">
- x/ w, E/ x0 a8 w0 G - <a href="#">Dropdown Item 1</a>
9 O0 u- L8 f9 i2 D0 I - </li>
& Q' K! q, }' W - <li class="dropdown-menu-item">
9 H3 |" N1 K# M, Q7 a - <a href="#">Dropdown Item 2</a>
2 v( T# X" G5 I7 X8 k7 N - </li>
2 Y7 e" Z: y7 P9 f$ ?) B0 a - <li class="dropdown-menu-item">
o- M6 M( X$ ~8 W% n2 @ - <a href="#">Dropdown Item 3</a>2 U g8 J* E$ {1 Z* i
- </li>- f+ C/ Z1 ^. Z2 s& r. l% [
- </ul>
& R* m, W; r) \! o2 z6 ?3 j7 q9 V - </li>
- \$ j) R$ h- Y/ m9 i - </ul>1 `; J2 C+ {) O2 i, ]: H# X7 d: R
- </div>
复制代码对应的CSS代码如下: - .nav-container {
& Z7 Q* G; @$ Y. n8 [, M' H - background-color: #fff;6 E; L: X. g/ ~* f. s* @
- border-radius: 4px;' _9 q1 Z. Z9 b9 C
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);! C1 \3 P3 d- Y& T" l9 t
- padding: 1em;! G3 Z/ T& X( \
- border: 1px solid #eee;
! N9 b/ L$ r) l% M9 Y& }3 z8 b% x - display: block;" M4 H. N! x6 m }5 s- G- w
- max-width: 400px;
( F$ _$ p9 b' E: Q# t+ p8 @ k - margin: 0 auto;$ G1 q# R8 ^! o; Y. H
- text-align: center;
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& Y( }, [% W; T - ul,
! K* j1 a) j6 c6 C - li {
) J; @) e0 y9 G% o6 B. \ - list-style: none;, f1 i0 {# k- m) U( U2 d
- -webkit-padding-start: 0;9 W% T, k( S1 `" I+ _) }) b6 T/ L( A
- }2 R' D5 V. [ j x$ D
- a {
% d! P& k2 q0 y: h5 h8 |4 e$ R8 [ - text-decoration: none;
/ ^2 T9 _# C9 b - color: #ED3E44;
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- .nav-item {
+ Z- {. \9 p, U1 |# h- ~ - padding: 1em;
* W+ ]! h: M: k+ r - display: inline;
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- .nav-item-dropdown {
H/ w2 p# g1 s - position: relative;3 Z' Y8 ?- z* t8 i l$ K
- }# U' p' N1 i" Y/ V
- .nav-item-dropdown:hover > .dropdown-menu {
; I( X' G' @% n5 s( v* q - display: block;
2 @/ h7 e- m5 W* Y& \2 [. D - opacity: 1;
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- .dropdown-trigger {
+ L/ i/ {7 {! C% I - position: relative;
- d+ d# Z6 k- m% B# ` - }
! A1 c! T0 I9 [: @, K - .dropdown-trigger:focus + .dropdown-menu {
% A4 Y& N5 r: }/ ] - display: block;2 W2 t% `4 [! f S' ~% G
- opacity: 1;
$ C0 ]1 R0 }, J" o/ v8 s - }
; `# Y/ G. ^& J& w5 u, z - .dropdown-trigger::after {/ t& Z) a! |) m- y
- content: "›";; g( d$ c! u$ U6 d! O) y
- position: absolute;5 L B' U* Z" h, ]
- color: #ED3E44;, @: t% \+ E% T3 j% U
- font-size: 24px;
5 _1 n" G% W+ B9 f* O1 } - font-weight: bold;
4 @" E8 z, A2 p M: C9 [ - -webkit-transform: rotate(90deg);
; I$ C1 B( {5 X; E8 i$ E - transform: rotate(90deg);; A% P6 q, J8 |* d) l
- top: -5px;
7 d) i: T2 ]( u$ }3 q" \/ t7 o - right: -15px;6 |2 x# c6 f1 ?; ^' M
- }
N' W: ^, i" l7 a' M: \ - .dropdown-menu {
# t; [7 ]# P- k/ b' N# ` - background-color: #ED3E44;
& ?( o& f( `0 z4 b - display: inline-block;
2 n; E- o! z% Y4 L4 e - text-align: right;
! U0 W3 i& }( o2 z7 v - position: absolute;
9 r3 ?- \% ?8 }+ J | - top: 2.5rem;0 d) g' p; J& x
- right: -10px;1 d. V! p, Z1 o2 c
- display: none;+ N- x3 `9 g9 U& y2 ~) I
- opacity: 0;( E& `5 m5 S5 x6 ^1 Q; q! J
- -webkit-transition: opacity 0.5s ease;
; u0 q" W8 s$ b) \8 E2 t - transition: opacity 0.5s ease;& ?! S; i, J8 s$ ^/ p
- width: 160px;
X7 j2 K+ b. t - }
* H- ^0 e' ~8 ] - .dropdown-menu a {
0 B0 k+ v! _8 O1 j1 S - color: #fff;: x/ \( d$ p+ l5 F
- }3 q7 y& z+ ]( t: Q- j" ^
- .dropdown-menu-item {" j. l. z( Z5 i) B e
- cursor: pointer;
" w) h* I- m( g - padding: 1em;& {8 K; Q+ e$ Y
- text-align: center;- [# V+ E5 \9 W; @
- }( m1 A1 F& c) ]9 v. b
- .dropdown-menu-item:hover {3 w, W4 n! ^1 I+ ?" U' r
- background-color: #eb272d;2 H- [1 W$ Z" k
- }
复制代码 8 K, Z! x5 E4 U; R6 x1 R
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">$ S, w& m+ w9 U) s. l/ R# ]
- <!-- Checkbox toggle -->
; y" d+ p. x# D: b; n# T) x - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input"># Y; j+ y3 l# h
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
: n+ [, T2 V5 Z$ |! ^: O( R4 q - <!-- Content to toggle from www.mfbuluo.com-->
- N1 R9 F( ~& U9 c* ?; {) U - <div role="toggle" class="toggle-content">
7 t! X6 h2 R+ z4 m3 M$ W - BA-NA-NA-NA!
5 }3 F) s0 o1 v0 t0 I5 m - </div>8 x6 {- K' i$ Q E& n2 }
- </div>
复制代码CSS代码内容如下: - .toggle {5 m. Z: O3 |9 M7 k
- margin: 0 auto;2 v2 _+ _: }- e) o
- max-width: 400px;6 S% ~. G% I+ y8 p
- }$ j: C; K# N5 u" d& z
- .toggle-label {7 L, h8 x+ Q5 ^. \ E( V
- font-size: 16px;: N8 y5 o2 {" {2 B
- background: #fff;, p, V# l# n R
- padding: 1em;: }/ G$ V. e. o. A z
- cursor: pointer;
* U1 |9 i R2 o' Y6 e - display: block;
3 O T9 e% [- v* M - margin: 0 auto 1em;
7 ?1 ?; Y7 U4 b* m% P' F3 |) l - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
! o4 o. r" a6 U4 k2 y j - border-radius: 4px;
, ?: H9 L1 r/ Y1 b# \ - }5 l) V1 O. w) V+ W
- .toggle-label:after {
6 w! B" c9 I5 l8 s/ [: N - color: #ED3E44;
. Z& N) T3 V$ S& h - content: "+";1 H- m6 O% F8 J7 _# P5 V. R" {! M
- float: right;/ J7 l5 _! ] e( j
- font-weight: bold;5 L3 t6 }4 ]# ~/ N ?
- }
+ B; Q/ ]' q, ^2 g - .toggle-content {
6 |9 O; D! T0 m) B: b: i - color: #B0B3C2;
- K' z, [. d& m( K! n( K - font-family: monospace;
! d6 N7 @& d' Y. W8 H: @, r: a - font-size: 16px;
6 ?( S# l4 a2 t. _! I, N( R - margin-bottom: 1.5em;
( o$ b$ C c7 ^- r- P, \; _$ H - padding: 1em;
2 E. d y% N: [1 A. n+ E3 m9 A - }
5 L, m" {( i. U( X" v - .toggle-input {
/ Y7 F6 S$ n4 M# M8 A5 o - display: none;
) M$ } C2 F/ C0 w3 f0 { - }) e0 a8 U5 p0 m2 T! b/ |) y; Q) k
- .toggle-input:not(checked) ~ .toggle-content {) O& e* L8 O8 {! x/ T6 D% D) h
- display: none;
. u# K, U/ Z S3 o2 j& u9 U - }, O3 ~$ h3 |" a1 w- J# @
- .toggle-input:checked ~ .toggle-content {
1 s" `+ T) _( G2 P- W - display: block;
, ]1 x& h& B. t# j - }+ E) H7 s( C/ V! f
- .toggle-input:checked ~ .toggle-label:after { ?0 a% Z3 Q3 ]) w8 ?2 W7 |3 e8 M
- content: "-";# j; M, Y4 u& [
- }
复制代码
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