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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!">
" F$ e6 w3 Z; M - Label for your tooltip/ ^* m5 F/ c7 w7 U; G; L
- </span>
复制代码CSS代码: - .tooltip-toggle {3 {8 A: r/ ]+ e" E0 b0 t
- cursor: pointer;! z) P2 l; q( Z% T# J# y
- position: relative;
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3 w6 b" i. t$ G( @ - .tooltip-toggle svg {8 ~ R( a6 {: H9 `( t j0 _
- height: 18px;
5 K. d8 I( q+ `; d - width: 18px;
- k0 F/ g6 i) y# d. b" F - padding-right: 0.5rem;. P: j- O( R( i: i7 v4 K8 ?7 I
- }
# d9 w. p. v/ a" H6 C. e# J! t; h - .tooltip-toggle::before {: v) v# R6 C9 {% i1 {6 h
- position: absolute;5 I& ]) x+ ]# L4 f
- top: -80px;
& y2 w3 x6 t7 D - left: -80px;
2 u$ Z6 R8 v' }- b/ Q - background-color: #2B222A;' Y2 u6 S% @. H% q$ _( ^% l3 E
- border-radius: 5px;
: Y# k% j9 {$ t - color: #fff;
; d1 A/ |8 V7 a+ D& I/ X. D8 x1 L - content: attr(data-tooltip);1 n6 Z2 }% k3 F; D5 Q
- padding: 1rem;- Y/ h6 O# B0 z
- text-transform: none;
6 P! j0 d9 L7 k, Y" ~) E& h0 n - -webkit-transition: all 0.5s ease;
! A, G3 m# B* r# z - transition: all 0.5s ease;2 x7 ^2 x, _) @, W: A% P
- width: 160px;9 \7 V# {/ C) k9 ^1 f u% z
- }
- F. X( i3 C, e% N/ R6 k+ T - .tooltip-toggle::after {& k# n* s% \) b l- c
- position: absolute;
0 Z% v. R' Q9 _' F - top: -12px;) _; H9 k$ g+ C1 u: F7 u& E
- left: 9px;% @* f! w* W% K D7 D% D) w
- border-left: 5px solid transparent;5 H% u) ]1 D1 t
- border-right: 5px solid transparent;
" G1 l& r; K4 W7 L5 W2 R+ H/ y - border-top: 5px solid #2B222A;: V; h- {# J! v( j
- content: " "; B0 y, c* t- z1 g& u
- font-size: 0;
& [: z# d# |5 x5 r1 j, J - line-height: 0;
; d# Q9 h8 [: ? - margin-left: -5px;
6 l1 C+ p$ w; s6 } - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {8 O- _4 p8 d4 S. Z
- color: #efefef;
" ? o# w( H( s0 E$ }* P - font-family: monospace;
( J' J% d# E4 e- ~7 Q$ i) w \ - font-size: 16px;2 V9 ]5 h% z# l# s
- opacity: 0;
% m( |4 u) z0 y5 u - pointer-events: none;3 h& X$ A, S( O
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
8 \0 Q s" c- ]; U0 g2 P - opacity: 1;
7 s7 f, e" K1 ^& W - -webkit-transition: all 0.75s ease;
8 k6 G6 l* c" e* r# x& o - transition: all 0.75s ease;# w, J# Q, N2 |* v/ a2 F( n
- }
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">
. r% _+ I% s/ J& z - <ul class="nav-items">
3 h+ O' U* t* w+ Q$ M3 d0 J [ - <!-- Navigation -->0 Q8 y" _9 U$ { x& q. M" T# r5 P
- <li class="nav-item"><a href="#">Home</a></li>) k& I9 @; s6 u9 y3 v
- <li class="nav-item"><a href="#">About</a></li>
+ ^; U$ A- I* Z" w0 ] - <li class="nav-item"><a href="#">Contact</a></li>
) T9 W2 n$ h$ X/ o2 K" y - <!-- Dropdown menu -->
B1 r" n' A' [! V5 w5 r z - <li class="nav-item nav-item-dropdown">: S1 a* U3 u9 k* t8 @
- <a class="dropdown-trigger" href="#">Settings</a>% B" Y i) {8 k% O9 B! u/ b
- <ul class="dropdown-menu">6 w; R+ F; A- G* D1 ^. h
- <li class="dropdown-menu-item">
6 |( [( v3 {7 h - <a href="#">Dropdown Item 1</a>
- w3 V+ k; f* `- ? - </li>
" }+ f. V: [2 }8 z - <li class="dropdown-menu-item">% W$ [7 i: r5 l: h! l5 b
- <a href="#">Dropdown Item 2</a>. ?. c: M! o, h- W- k
- </li>
% P }2 S# V$ S, c6 F - <li class="dropdown-menu-item">( }& P/ c+ j' u( C
- <a href="#">Dropdown Item 3</a> B5 l- i/ e t1 H* T
- </li>: S0 q& j' r' x& i0 ?3 {
- </ul>; m7 G1 t( P; l9 w4 z/ j6 E- A
- </li>9 L5 ]) v3 Z- i# t j5 J7 C
- </ul>' |- c; u4 t1 ^3 p0 a& y! J
- </div>
复制代码对应的CSS代码如下: - .nav-container {( V* o9 t8 C+ R& g# q
- background-color: #fff;; E# j# O' P# F4 K
- border-radius: 4px;
2 h* i+ Y9 Z8 d2 h - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
3 N% C+ c$ d! V7 F J( W% ^& m - padding: 1em;. I) Z. ]7 [. u( ?
- border: 1px solid #eee;
) L0 F ]8 `7 I+ M! _# G - display: block;
F5 Y$ }$ n8 h$ ^ - max-width: 400px;
3 G6 O, C7 ]. I3 a: O# j H2 ~' G - margin: 0 auto;5 v7 _6 j( g7 ]
- text-align: center;% I% W6 j* @1 y- q3 V! {
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- ul,
# g2 a y9 m: s( |4 Q - li {
/ @) O' n( o c/ G" R+ g - list-style: none;
$ K% L& k8 P' S5 x+ @( T" {0 Y - -webkit-padding-start: 0;, G0 O3 o! S8 H5 q
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- a {# s' k: b6 X' \5 \4 H8 E8 p5 ~5 p" G
- text-decoration: none;7 D6 J5 | f+ F
- color: #ED3E44;
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- .nav-item {
( k* M( h9 Z% @! g1 F/ f! o- I - padding: 1em;
) X, p7 Z9 {6 r4 D! m: W8 B( b ? - display: inline;
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1 Y6 F5 q9 E; Y8 p - .nav-item-dropdown {/ t; U6 V: M* R1 t: {: |5 Q4 G
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
7 g+ w- x% B) Z) l2 M; L2 y" k, P9 @ - display: block;
0 R) F* @8 ^$ t4 K - opacity: 1; f4 i3 }+ q' b8 e' F
- }
+ H9 i2 H' D4 Q5 v y* @1 S; G* W - .dropdown-trigger {
6 C- [, D+ x% I$ b9 S - position: relative; o! L, y+ K3 Y: a, q
- }
1 z0 I& m7 K8 r. U - .dropdown-trigger:focus + .dropdown-menu {' N5 W X/ k) B. J8 s4 l
- display: block;7 ^6 o+ K- v/ j% A( G4 N; o
- opacity: 1;
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- .dropdown-trigger::after {
' f3 y8 R+ Z' L+ _' e( v - content: "›";
6 b$ ?1 J( A0 p; @ - position: absolute;
9 Q/ a2 l& l! e8 z h7 ^& v \) f - color: #ED3E44;
/ c4 _5 H" }+ G8 x. i$ c' | - font-size: 24px;- L$ r( C) D% |6 z+ a! Y# I
- font-weight: bold;( d- z9 h$ ^2 J" v1 V
- -webkit-transform: rotate(90deg);
; r; w# B% b) x; R - transform: rotate(90deg);3 a, m/ U6 R% ]0 V7 D( k1 u
- top: -5px;
* O3 G, h3 k' I! J9 u - right: -15px;
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% b, f8 r4 D! Z/ z1 T - .dropdown-menu {+ Y5 \ Z4 o" l, @+ A
- background-color: #ED3E44;
" t8 o1 [9 u% T9 K2 [' [( A3 @+ m% @6 a - display: inline-block;
% a+ D4 C' g: Z! y- y; F3 c9 r$ n - text-align: right;
3 q7 L3 K; n* f% L9 C! S, [ - position: absolute;/ Z& Y9 {. O+ v5 b
- top: 2.5rem;0 y( {& I; L2 M3 K' ]$ ]
- right: -10px;
6 ^' O* s/ T6 C+ r7 Q8 p - display: none;) i; ^. `& d+ a% [; m n
- opacity: 0;' q! x& ]; s; [: O w4 x& E
- -webkit-transition: opacity 0.5s ease;' I9 n' g/ c& e& W: L
- transition: opacity 0.5s ease;
1 b% }) T$ l& r2 z h, P# V3 m/ R* ^ - width: 160px;4 g f' G3 o! V! K% x; _: P" B
- }
9 @. Y- L) {: ]5 R - .dropdown-menu a {) b* v, M( K9 x' S) K- H" ~ M9 \
- color: #fff;2 O, q6 v$ u; c
- }* H9 D" b. m, f7 e+ `" Y
- .dropdown-menu-item {
0 w" ?) b6 z) w2 L- T6 q4 R - cursor: pointer;3 c* S% Y& E# D7 `" V! P
- padding: 1em;
6 @9 d7 j2 X' q* H0 |- B4 Z5 Z - text-align: center;
4 \ _- O' a. T* m! s8 {1 | - }
; P4 E( s6 D5 @! F3 H6 T S - .dropdown-menu-item:hover {
) N y9 ^7 J+ e, Z" ? - background-color: #eb272d;
' D# D! w) k: x! U - }
复制代码
' t, H1 Z/ m9 x( E @ y9 s) W c, F可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">' L% ^- k: W j) S) e; _
- <!-- Checkbox toggle -->
7 f" M& {5 f% j% o) Z; L - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">4 j; {& h7 j( N4 F
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>) h2 O& }9 M. m* \
- <!-- Content to toggle from www.mfbuluo.com-->6 q6 W' e7 E- E, Z, W ]
- <div role="toggle" class="toggle-content">% a0 z: L; p# W9 B' J$ p A
- BA-NA-NA-NA!1 Q9 U3 R" u7 v J
- </div>
, @ H! _0 L; L) ^" W( j+ g9 G - </div>
复制代码CSS代码内容如下: - .toggle {
5 d! ?- c6 K% r& Y' K: [5 J - margin: 0 auto;
& w! x2 `9 N9 w - max-width: 400px;
/ l) d& R2 L# R2 c* f" }3 Z9 H/ O - }
) m. X! O n& V1 N6 Q7 m - .toggle-label {
3 I! q3 T- _, M- w: F- w - font-size: 16px;' o8 W9 Q5 e- ^# n9 V% w: E
- background: #fff;
% E& J& v! b! Z9 N! n: P - padding: 1em;' {3 h8 F7 e" E1 Y- R; K6 }
- cursor: pointer;7 q9 k0 g* f0 R
- display: block;
. A4 ?7 ^* w4 z+ V$ c& i) A - margin: 0 auto 1em;
% H- ~* F- R. o+ b1 p3 k! u - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
5 D$ r/ _/ w5 b$ D8 X - border-radius: 4px;
1 p7 P9 c& j8 R% O+ C3 M+ q$ B; Z4 X4 C - }
+ j+ L5 [! q# I, x - .toggle-label:after {
6 ~. k; ~4 b2 w/ n) B4 u; i - color: #ED3E44;
" w( m, o1 {5 d2 E - content: "+";
6 [( D L3 ~9 d0 o0 d - float: right;
) G* H/ {7 _4 e; | - font-weight: bold;
[* b- q4 R5 F3 j - }+ P, B1 W: b/ v( b5 p
- .toggle-content {
3 W5 h4 N. m8 N! `4 { - color: #B0B3C2;+ d8 F! p0 M3 z# j
- font-family: monospace;* ?4 W8 t" D J! F& Q9 v
- font-size: 16px;
- e4 h2 y1 \- I1 g& S - margin-bottom: 1.5em;
4 T( n& X, {6 e% p5 L - padding: 1em;
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- .toggle-input {
8 Y( ~" R$ W4 w5 x% e8 E - display: none;! Q t+ o% d5 A& ~5 c7 P
- }8 V$ s. m+ b$ F1 p. J/ v
- .toggle-input:not(checked) ~ .toggle-content {* w' H- B/ d5 }/ t) t! S, o1 j9 d; i1 w
- display: none;
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- .toggle-input:checked ~ .toggle-content {" V# N$ p# O) I" V7 ]" ^' G, @
- display: block;$ c! f, [8 |" _0 `, w5 @" ]
- }4 m$ u- {: h- K1 O
- .toggle-input:checked ~ .toggle-label:after {* V8 w8 n* \2 I0 ?' W
- content: "-";3 f- i6 x( d7 J9 A, S1 T% v
- }
复制代码
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