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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!">5 K8 C3 B! ^# k7 P
- Label for your tooltip4 s* C9 q Z. A& N; K Z
- </span>
复制代码CSS代码: - .tooltip-toggle {* ~- }( M2 V0 T) j6 U5 Q; d- @6 }/ }
- cursor: pointer;
0 W- e- I4 E2 I) j* ]3 Y( s; R5 k2 ? - position: relative;2 g. b6 f' {0 N" t" |/ d
- }
9 [# y: Q3 ]& q7 g7 p - .tooltip-toggle svg { p4 e9 K" | {( s" p8 N2 r
- height: 18px;
' H* |' q* H+ T. l) t. z |: F - width: 18px;
8 t1 }. h$ S/ {+ V8 t: x - padding-right: 0.5rem;/ Q d8 H3 @# O! g
- }* l0 {( M# _% y) K* u1 c
- .tooltip-toggle::before {2 F- A5 b% W, H3 [" _" d) w* m, A
- position: absolute;- Z% ?6 r4 M3 D/ F3 R! H
- top: -80px;
4 Q4 i; B# {1 R# Q1 _ - left: -80px;
* [5 K0 ~/ U2 s) n) } - background-color: #2B222A;% ]* F7 E7 L$ Y4 V8 u, E1 y
- border-radius: 5px;
6 J( j0 f7 k7 v5 c, E/ D - color: #fff;
2 Q5 M8 |0 l- @5 y3 f* @5 |4 K. M6 B - content: attr(data-tooltip);- k1 T! c/ g6 w5 @
- padding: 1rem;7 u3 [ J& j, I8 l
- text-transform: none;
, |3 a& K6 \5 b# a. H' C, Q - -webkit-transition: all 0.5s ease;( W1 W+ J2 Q- u+ d. \9 B
- transition: all 0.5s ease;9 ]- l* N( k3 T, T1 A$ P
- width: 160px;7 }8 y8 I" ]% c n* W3 U1 q6 Z7 L! p( i
- }
& a# \; N7 N' m! k1 H, [8 F - .tooltip-toggle::after {
. d, s5 ?) }9 Y - position: absolute;% x1 `2 E, K+ q1 M3 [: v
- top: -12px;8 p, T% B' }% y
- left: 9px;
1 Z: K& T7 r0 p: o: g0 p - border-left: 5px solid transparent;
$ C$ |( p7 x- m, k. D - border-right: 5px solid transparent;) c# H7 i$ u+ w% E s
- border-top: 5px solid #2B222A;
* D& T' N; Y0 m" a - content: " ";- S7 m. \6 E4 _8 J' Y2 z9 b
- font-size: 0;& c- [) H, E' e. B* q
- line-height: 0;
' k; X0 n2 K0 ? - margin-left: -5px;
9 F% ~' g; E! T, ]0 a* h - width: 0;) B2 y6 X, K, N2 a
- }% a4 y6 |% t" z3 j
- .tooltip-toggle::before, .tooltip-toggle::after {
) w N1 T _, ~! J* X ` - color: #efefef;
g4 N, h/ [: X% r4 z5 F- d' A1 k; I+ G - font-family: monospace;/ T+ O. B, `9 z- L; j- ]- I
- font-size: 16px;" a, G+ w% P8 y+ W) @: d% ^2 n( l! u
- opacity: 0;$ E. g% y, X9 V' v
- pointer-events: none;/ y' M7 |2 O3 L" r
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {2 Y: S4 d9 Z2 Z6 F2 O F6 d
- opacity: 1;
# @2 a" k( ?2 Z/ [6 N2 n; x' Q4 x - -webkit-transition: all 0.75s ease;0 E7 \$ x1 ~7 I2 B; I+ ^. n
- transition: all 0.75s ease;
* ^( I. W: J: V- k1 ^ - }
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 l( c& F6 B3 S! P( ~) [ - <ul class="nav-items">
; D; ?/ V0 Z/ m+ m - <!-- Navigation -->
% v" _# M5 @( N1 S - <li class="nav-item"><a href="#">Home</a></li>2 F* w* Q- Y! m) q: ^+ @' X+ i1 l
- <li class="nav-item"><a href="#">About</a></li>5 U4 v2 a8 Y! M7 s4 u' J( Z
- <li class="nav-item"><a href="#">Contact</a></li>5 Z8 J8 T& c) F9 ~8 @
- <!-- Dropdown menu -->& I" x- ~# @3 G4 B" A
- <li class="nav-item nav-item-dropdown">) W }1 |9 y7 r$ I- r
- <a class="dropdown-trigger" href="#">Settings</a>" K5 r7 ~ M3 E8 H7 [
- <ul class="dropdown-menu">; M9 f4 k$ ^) x; f2 m" ?; ^3 b7 W
- <li class="dropdown-menu-item">7 w9 a+ M8 k+ q9 ?% R' `4 n. Z
- <a href="#">Dropdown Item 1</a>
/ t& C1 S* n( d: y+ Z - </li>0 t- C% w7 G1 I) R; D1 r
- <li class="dropdown-menu-item">& _/ D: x% I6 X
- <a href="#">Dropdown Item 2</a>
# h/ H$ k8 H! U" U- c - </li>
. t; X% `0 ^3 o/ B' g% @7 H - <li class="dropdown-menu-item">
1 U# V3 c9 T, l+ E3 \ - <a href="#">Dropdown Item 3</a>
4 v% V2 a) n: V. ? L [4 m2 I - </li>1 `5 h. H3 f* W1 J3 _; C
- </ul>
7 i1 `7 W) }' e2 o' r4 P - </li>; {% I2 _0 V0 l" a& R* k
- </ul>
( r. O5 ]8 x& }2 l" m0 C - </div>
复制代码对应的CSS代码如下: - .nav-container {% Y h0 Z1 V+ v' e* h
- background-color: #fff;
! d! L7 ]' y+ b# X5 J/ n0 M: J - border-radius: 4px;9 ]4 f: Q& i, C4 Z `
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
* ~. l1 z6 D6 w8 Y% A' {* A - padding: 1em;: v: }( Z% D/ s
- border: 1px solid #eee;
~0 h' Z- u7 |8 R7 b( n) n- c - display: block;5 i; N, \3 M' k* E9 v( H
- max-width: 400px;
2 H5 R" ^$ G7 v7 _8 w6 ~ - margin: 0 auto;
+ N8 o' A& n0 R" D! S; ? - text-align: center;
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- ul,
6 @" b+ W( w" o - li {
# G, Q. o! H+ } - list-style: none;
, w# T( E# f/ K9 ]: @! D - -webkit-padding-start: 0;1 y# H! F2 H* I5 f5 f) S1 ~# {5 d+ N
- }
+ |% w. j/ G+ o9 { - a {
$ Z% _7 r4 M# {0 ` - text-decoration: none;9 a% K( a- C$ h3 Q; W; c
- color: #ED3E44;
6 S. v9 J" S" {8 d" _5 _ - }
8 Q, \- N* M9 h# L( ]% u - .nav-item {
: e) k4 L# I2 M( p. V, S& f5 b - padding: 1em;
. v0 t5 ~- T1 [' c - display: inline;
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- .nav-item-dropdown {9 U) y4 V9 P0 r, G+ |* @6 [
- position: relative;6 ?- m0 e8 J; N& v5 \! s, q
- }
1 b5 |4 i3 |7 N$ m. _% W, }* x; ` - .nav-item-dropdown:hover > .dropdown-menu {
7 P& i8 h. N& w3 w8 I2 E! I - display: block;1 Z8 ? A! l5 ]# ?
- opacity: 1;) w5 C( n/ a! N' p
- }% x" b' O+ l, l# S7 M
- .dropdown-trigger {
. j( J! e0 d$ ~ - position: relative;
5 R2 {! M3 q% M# [( L8 U - }
! {5 ^" ^* g* \4 q - .dropdown-trigger:focus + .dropdown-menu {
$ g2 Q K: F. |2 m - display: block;) G5 s- d+ J5 N" I; U
- opacity: 1;
8 L) Y% R4 B3 i8 m5 F9 s - }: b# b9 P* ?9 v
- .dropdown-trigger::after {* M" N' y, o, ~- S, H
- content: "›";
9 \0 S7 A7 M. B' q6 o1 Q - position: absolute;& N* D' P- @1 f' J
- color: #ED3E44;
9 R' U9 j% B* \: D9 [6 A" N1 u8 f - font-size: 24px;& K" w2 _( m3 C& d
- font-weight: bold;
+ ]) h; w' R3 Q6 ^$ m& T" R2 y- n - -webkit-transform: rotate(90deg);
( W) K& a9 l& M - transform: rotate(90deg);
1 j9 O) ~& \* Z/ b - top: -5px;
$ P) g% d( M% U6 N: p$ i7 g - right: -15px;! N3 v; s, u( u& W/ t" a& l
- }2 }0 g- }* B. H+ j) V1 e
- .dropdown-menu {
* ?& ^ p6 N) G* H - background-color: #ED3E44;- Z* p- ?, S2 C1 M- M- \9 a9 C' a
- display: inline-block;
- D: I" A) L* X t; d4 _+ y6 q - text-align: right;
4 F8 P, c: [) } - position: absolute;, z8 ?5 N; p# n7 {' d O% h4 f
- top: 2.5rem;
" s/ f$ ]8 q" E( a - right: -10px;9 U4 Q& {' {: V* i7 w0 i0 v+ n
- display: none;
" e$ x' }) M5 F0 B6 M& [; e - opacity: 0;+ ~! b/ g8 D. Y# z* c" O1 C9 Y
- -webkit-transition: opacity 0.5s ease;
" C7 Q* h5 o6 x; c9 d3 P - transition: opacity 0.5s ease;, d- P: I; k+ D/ f9 u2 g$ `
- width: 160px;
- N( g$ S$ b- t - }
; E- Y& z1 {: {3 F& w% m! P - .dropdown-menu a { D6 P- x# D* c- @
- color: #fff;( m, y3 {4 f& x1 s8 x( F+ H4 y
- }: B2 @1 s0 c* v3 z0 C
- .dropdown-menu-item {
, d+ f/ D5 F8 A! A* D - cursor: pointer;8 G0 C1 C* p& n/ `7 \
- padding: 1em;/ ?1 K/ j( W& _8 `) w' w
- text-align: center;1 e9 y( U- Y3 r- V# U
- }. o- R) z( ? J) v0 m
- .dropdown-menu-item:hover {& I1 P. T. M: m# w- z
- background-color: #eb272d;
5 A7 u( ~/ e1 l5 e" b& w8 x - }
复制代码 ( N% M+ c: x1 ]7 u3 ^8 ~: K( w* c' y
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
1 F8 C1 Q+ n" Q$ X$ Y. k1 J- V9 j5 \" g - <!-- Checkbox toggle --># V Y$ g1 T5 ~
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">% ?' ?4 n, G/ X5 U* K' d& ~
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>/ [6 `: _2 h6 N1 a( h
- <!-- Content to toggle from www.mfbuluo.com-->
3 B' R z6 W- s" j( F" y - <div role="toggle" class="toggle-content">
7 |9 \9 s& K _- I* v$ e$ N - BA-NA-NA-NA!
& P* _$ P9 W5 \; p$ v B - </div>3 {. r/ J# a% {& Q) }$ p! y; I
- </div>
复制代码CSS代码内容如下: - .toggle {3 u4 O: i4 u q1 C
- margin: 0 auto;
" i2 B8 Z! T+ B2 s - max-width: 400px;
4 k( R% q% t$ v2 [7 y - }+ G# j q, _( u
- .toggle-label {: q8 O5 s x+ ?$ c
- font-size: 16px;
" {) S5 [% o: @8 {1 h: A3 b9 V - background: #fff;) }, i5 e" E1 E+ M% h, i
- padding: 1em;
9 r4 o% G3 p, P K - cursor: pointer;
, j1 u) o0 F2 ^/ h. x: A0 B6 ~ - display: block;. d, F- Q! N8 a- B! {+ e
- margin: 0 auto 1em;- F' |: z3 Z# C/ r) Z$ o& P8 d$ K
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);; X, l- {- Y$ U& }6 Q6 j
- border-radius: 4px;+ q4 H4 y" {7 F4 I' l! @ f
- }
2 X9 Z, g. ~, _- L* g! p; {; _ - .toggle-label:after {) ?. G+ e& n7 N
- color: #ED3E44;
; |6 d |" z! c. ?! p2 K - content: "+";
+ H j: P" Y7 }3 B - float: right;
: J, P5 z, C0 x3 L$ }: x y - font-weight: bold;; l) M7 s% \. Y4 f, ]2 \* |
- }# z$ d: w* E& v8 a
- .toggle-content {
0 w5 h: ~; @( g( X3 d3 Y5 x6 _% I1 i - color: #B0B3C2;
; N- g2 n* y4 Y; s7 }0 M( Y* q. O - font-family: monospace;
( {8 Y8 M) h# G/ _. Q - font-size: 16px;. l/ P$ A" |& T% N8 G
- margin-bottom: 1.5em;4 _- d: U: q$ r& k) S+ n
- padding: 1em;% v! C2 [# j- d1 I1 B' E
- }
; {! a# ~% h( ~6 ` - .toggle-input {
( w o: j9 F6 r, o - display: none;
6 u& l: O1 _" W7 Z8 L# ?( q# \ - }) N( v1 {7 [; F7 x
- .toggle-input:not(checked) ~ .toggle-content {+ }# v3 \5 C- |7 r1 U$ {
- display: none;
4 ?0 Y% p4 `/ o6 M2 T! |; y! _ - }# |( {8 a$ t" x5 u' [5 X
- .toggle-input:checked ~ .toggle-content {
$ C/ Q5 J' k" N2 a. Q - display: block;
/ D& e' F- Q3 ]' F+ v+ [ - }( |# c x4 m8 W3 R$ H0 u4 }
- .toggle-input:checked ~ .toggle-label:after {
! J$ z6 ^" P6 l - content: "-";
1 l' Z; O/ k' h8 c/ i - }
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