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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!">4 g9 h$ }! n6 u9 `' R; T
- Label for your tooltip" |# O" |% L8 ?8 E3 Z: D
- </span>
复制代码CSS代码: - .tooltip-toggle {$ }* a( p6 {& m) l+ `, _& p1 k4 X
- cursor: pointer;
8 y+ Q7 H2 M: b4 f - position: relative;. [2 d; W4 ^ R$ |0 D- s
- }* o0 g$ [$ O5 x. K }
- .tooltip-toggle svg {
3 T* v; s3 \) v0 S - height: 18px;
; L1 G# l6 S, r& D) m' ^3 c - width: 18px;
2 F. l y# o4 x) h - padding-right: 0.5rem;
. N$ x; |& ?0 p. X' m+ K4 a - }
2 ^4 ?8 p& e/ \) F! |: u9 g - .tooltip-toggle::before {
. R* K1 }1 c8 F m: _9 f; u - position: absolute;7 o& Q9 j1 |' S/ c, Q& i
- top: -80px;
* L" {! H9 E" v9 [; s3 q - left: -80px;; b& N6 L0 b4 c& n
- background-color: #2B222A;7 E3 N: q& M: l
- border-radius: 5px;
# i% b v8 ?- }: k - color: #fff;
1 w: m% Z* s! P* B r9 S3 U - content: attr(data-tooltip);
7 i9 O( o' G2 z1 B. w! G+ [ - padding: 1rem;* T( d6 x8 X" B' h1 L9 S$ w' v
- text-transform: none;: d! E5 A9 f4 n/ a/ i
- -webkit-transition: all 0.5s ease;5 t) |- U! A; }0 D" Q, m2 R+ \, ?
- transition: all 0.5s ease;
7 K) m i! |: M h$ B. Z6 ]- f5 c - width: 160px;
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- .tooltip-toggle::after {
1 O. A6 W; X' L" M - position: absolute;
+ x* c- h* R5 v - top: -12px;
5 ~0 L o" e, k" e - left: 9px;
2 Q/ x4 H i, j - border-left: 5px solid transparent;- e9 p' P# N) G7 Y
- border-right: 5px solid transparent;
7 I/ i2 }7 J6 h6 ?. `/ v" @* Q0 g: m - border-top: 5px solid #2B222A;
4 ~# q) @- [8 `. W" n - content: " ";
& K6 Y G# @8 |# U7 i - font-size: 0;
5 W$ ~8 t' j) V9 C - line-height: 0;; o, t( Y! _4 m( K# S9 H* C4 L& S
- margin-left: -5px;" S3 A7 G$ n+ q) R7 C
- width: 0;
! A( G' Z6 J6 u6 u7 e3 n. ]1 c9 x - }
) N! _5 X Z* [+ V; M( h9 A# _, e - .tooltip-toggle::before, .tooltip-toggle::after {' A' [6 e) P h! U' a d, ?
- color: #efefef;
! R& M0 b/ }; Y! ]! Q5 o - font-family: monospace;$ H$ u! D4 S$ Y- y
- font-size: 16px;/ U( t6 z- N# C& e8 q
- opacity: 0;
+ ]- N3 ^2 E3 p6 z; B* m' A - pointer-events: none;2 x; W5 {' [' q$ `
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
+ c: X7 l+ V2 |5 Q - opacity: 1;
9 C. {0 J( M6 |8 L: O% v# w - -webkit-transition: all 0.75s ease;
$ a h0 e& Y8 F+ S- d$ v - transition: all 0.75s ease;
7 c, y, t+ ^0 [ K3 }& {8 n. e - }
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">
[# p- _. Y% s/ f0 H - <ul class="nav-items">
4 W2 b1 ^3 H/ R, B4 o: \% p - <!-- Navigation -->: F3 d( e r( y3 Q
- <li class="nav-item"><a href="#">Home</a></li>+ s, n+ q+ ~% E% k; c$ z
- <li class="nav-item"><a href="#">About</a></li>
4 F! v9 `% j( f0 J- b( i$ A - <li class="nav-item"><a href="#">Contact</a></li>6 a, i5 y3 p8 Y+ h
- <!-- Dropdown menu -->
2 O) C6 ~9 N; j7 F+ A5 O, k# Z - <li class="nav-item nav-item-dropdown">4 D4 M: k% k& h' d' p3 N
- <a class="dropdown-trigger" href="#">Settings</a>! X! Y, [2 {5 f. C5 G
- <ul class="dropdown-menu">4 @! @* M! K1 Q6 D/ g [. p
- <li class="dropdown-menu-item">
7 z9 M' ]( \7 l5 E( B - <a href="#">Dropdown Item 1</a>
% T4 k. v$ P) C; f - </li>7 Z9 r: f: ], {3 C
- <li class="dropdown-menu-item">
! ], j$ c G" c# G- P - <a href="#">Dropdown Item 2</a>
# |" m3 y3 T: v. } - </li>1 m: Y$ G. Y6 [( k& v
- <li class="dropdown-menu-item">
; D$ S: k. Z5 S/ R9 Y- Z - <a href="#">Dropdown Item 3</a>0 ^ W0 B) P1 a! a3 Q1 a
- </li>
, h/ V9 j2 g n - </ul>
4 D! w, }: g3 s, \9 N- a2 I - </li>; u7 W- m9 ], U, ~; F* T
- </ul>/ q& r: ~2 N: y# D' I8 O
- </div>
复制代码对应的CSS代码如下: - .nav-container {( s, {* {; V7 B) A! L# } w% p
- background-color: #fff;. ]0 s7 z2 q5 w$ {
- border-radius: 4px;& i! P' Q6 y4 {- e
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
, g' Y7 L( w% s. R$ |5 J - padding: 1em;% Z5 b6 t; C( Q: v% [
- border: 1px solid #eee;
+ c, ?! g! ^- e r& K - display: block;1 X/ V% Y( k( d7 }8 F; k; V
- max-width: 400px;2 q7 g$ a J& d1 Q; P$ H, Z `+ @0 a
- margin: 0 auto;, B9 p; ?) B0 R& X! b
- text-align: center;
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- ul,: ?5 V0 y1 }! B: {0 G0 e4 ?$ ]5 W# T
- li {
3 O! O2 ~. Y" u4 B - list-style: none;
$ C+ I' n/ p/ A - -webkit-padding-start: 0; M" m' K$ f B6 ^+ @7 ~2 I7 m
- }# K% s9 `" B. V7 d+ k
- a {! v1 D- {- Z0 ?# j5 T( H
- text-decoration: none;8 ^, `( g; U6 k) a
- color: #ED3E44;1 K0 ? R) n' G3 o. p8 V* Y
- }
$ O7 @8 Y/ b5 {0 d - .nav-item {
: _# l. ]" j. u I; Q; U - padding: 1em;) F' M0 @" b1 d7 m: k7 w
- display: inline;
. P( D; P2 |. F: [8 ^1 O2 A - }
" E8 @$ [2 c% a0 W, j1 ] - .nav-item-dropdown {
$ F! q* X& h' {" o0 m- i8 Q - position: relative;2 b1 {$ c2 ^1 ]- U9 o+ `
- }
. H; J( z2 ?; K - .nav-item-dropdown:hover > .dropdown-menu {
. T* ?1 V' K8 l6 H/ J2 p% [' e - display: block;
+ O& h# S2 o1 F; a - opacity: 1;9 ]2 i$ ~4 s- a" S% M' w1 B7 b
- }
+ B8 m) z7 g& m" P+ q" E2 O) K! k7 G - .dropdown-trigger {2 t. s0 ~- i6 c
- position: relative;
# X+ S' j' ]# z+ C6 S! ?$ T - }
- l2 F1 V8 C/ n( _ - .dropdown-trigger:focus + .dropdown-menu {
$ U. o- z. a! s - display: block;7 Y8 y: I3 K; M1 _( f
- opacity: 1;
" O# {/ Q- g: h* [) a+ r - }
; M/ Y' O) x9 F8 Z6 D6 G+ n. @ - .dropdown-trigger::after {
& Q" c$ K# B9 M: E- L& R: d - content: "›";/ C" T& X3 T# ?& t1 |
- position: absolute;
' m, v; M% [& u2 W3 v) C - color: #ED3E44;; D; N" J) l; I/ ?6 P( B L
- font-size: 24px;
' U1 C) b8 q& t: q - font-weight: bold;
/ i1 L9 ], L/ T8 T! P1 k) Z8 S - -webkit-transform: rotate(90deg);
Q! k3 x( a0 g( h4 O4 f* ^# j0 G/ l; T - transform: rotate(90deg);
( S* W+ i( u$ p0 G u1 F) {: } - top: -5px;
. F! @% Z( x% M/ ]" U/ ~* J' F - right: -15px;
8 m' B2 B' L, ]7 h2 ~( g4 e( p - }
/ O- v& N0 U! @5 L - .dropdown-menu {- R4 L' e4 K1 T+ J2 Z
- background-color: #ED3E44;# J" C, M8 I/ J* w
- display: inline-block;, V8 ]) Z4 r2 Q! k( u
- text-align: right;
7 _6 `& @- @! {) B - position: absolute;
' }- ]. d( S* A7 n z7 d - top: 2.5rem;0 F5 J }- e, m, s6 n
- right: -10px;. o3 @! k( h) ^+ \. i
- display: none;, {# s' q6 p+ D: ~
- opacity: 0;
# p4 B/ X' i1 X - -webkit-transition: opacity 0.5s ease;
' |) N3 y3 G/ b* j. {" \ - transition: opacity 0.5s ease;1 l' G0 j5 l/ h7 g3 j: c
- width: 160px;
" S& Q+ D! @/ H$ X) p - }1 X" ` ^# V8 r% e5 | c4 Z
- .dropdown-menu a {
0 @- `% y; M' v5 F% ?* [3 N. g/ } - color: #fff;
# Q& m0 F7 E7 H2 ]' g5 i c - }2 g: y' a2 `9 F! Q$ z# p
- .dropdown-menu-item {% X& o- }: o* D3 n5 ]4 p
- cursor: pointer;* H$ w; V h p( J% S
- padding: 1em; g( W5 {* A' t5 w) U
- text-align: center;
6 l0 Z0 s* t7 S1 [& K - }
3 d( |# [, X! s& @) F9 q0 `: _ - .dropdown-menu-item:hover {
4 E7 O' ^ n# k7 V; T: m2 A - background-color: #eb272d;
4 `' y; T: p) L: o& W* c/ A% y - }
复制代码 6 w* p1 E# \2 S/ I6 a! V6 O
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">; P2 b: e+ E1 G2 T6 u" X
- <!-- Checkbox toggle -->- B0 r4 X! J) ^) y* Y( h
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">- F$ t$ G. x2 _1 q& _8 A/ ^
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
6 b, |6 q+ U) Q/ o" W* U1 ] - <!-- Content to toggle from www.mfbuluo.com-->) J1 ` T9 V0 f, q
- <div role="toggle" class="toggle-content">6 N# I+ j/ ~( r- t" Q
- BA-NA-NA-NA!( @2 S; `" \$ ~6 ?
- </div>
' t" H6 I2 _* l2 L - </div>
复制代码CSS代码内容如下: - .toggle {
% m" e( ?4 Y( u. k S! `7 p - margin: 0 auto;8 f! C* {) f+ D4 ~! ^' a
- max-width: 400px;
6 `7 Z9 P( H, J8 U3 d3 P& l8 z$ n9 k - }) q/ V( A9 v( M% o2 d# u
- .toggle-label {
3 m7 b, [; s5 L, N! o$ j% o& u - font-size: 16px;
1 a8 Z/ `: H+ I# o9 c' F - background: #fff;9 u' P! G, l) r- R. e' }2 }
- padding: 1em;- j: w3 h% {8 ?+ R% K0 i
- cursor: pointer;: E9 Z% M; ?, Z- u3 T; b* Q
- display: block;% H; @9 Q. m4 Z# a
- margin: 0 auto 1em;$ C, E" I9 i8 N6 ^- v
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
) A7 n4 g7 ^% @/ N - border-radius: 4px;) W9 e3 W) V/ b2 t& s" u- ~
- }$ v( |9 N# b7 \/ N
- .toggle-label:after {
! o* H. z' e; {8 x, c - color: #ED3E44;
% D( R) J& F3 c9 b: K - content: "+";/ P _( |' D6 \' _: O4 D5 D
- float: right;( @ b7 h7 M7 ~3 \. @& {) q
- font-weight: bold;
7 n. Q/ z9 p1 M; ?. Z2 {" q - }3 X3 e' y; k9 v7 Z7 p: X& g
- .toggle-content {
! E& H u: I d1 ^* T( H' T* L - color: #B0B3C2;' S: f& d4 ^( A4 Z% u" y3 ^
- font-family: monospace;( B5 T/ P/ A# c8 o5 G9 O
- font-size: 16px; Q: a3 p V% ]+ t# X; S
- margin-bottom: 1.5em;
6 n. P& ~2 D. I; \0 f3 P - padding: 1em;8 d: a9 @& q/ o( x
- }8 i+ \% _. E! a+ ?$ {
- .toggle-input {- H% W7 j( J( R
- display: none;
% O( Y. M+ i$ \4 o - }
! s% s1 z: A- B! j$ c: g* ] - .toggle-input:not(checked) ~ .toggle-content {9 j3 ^5 m7 m+ V. S
- display: none;
. x9 a x" F, c& Z0 f4 q - }8 j( A/ u n' Q: C1 |4 y! j9 C5 |. e
- .toggle-input:checked ~ .toggle-content {2 g3 I5 h a2 t, A: L1 @! ?
- display: block;
* d9 W! g9 f/ \6 J - }
' E1 H1 N1 U+ _, v2 {! K& r# \ - .toggle-input:checked ~ .toggle-label:after {
2 m7 `: }: _7 _# U! {2 @ - content: "-";
( Z4 ~2 u+ {* `. d! e! r9 } - }
复制代码
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