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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!">. \7 y* ~* L+ J" G
- Label for your tooltip
9 d# L3 ]1 {( _1 \! d - </span>
复制代码CSS代码: - .tooltip-toggle {
7 t8 ^0 ]! U# D' @1 V8 S' }& u - cursor: pointer;
7 x4 Q- X( }; g0 e2 g - position: relative; P; d% z5 j5 ^4 M) x+ Z8 O2 Z3 C! X% c
- }
, D1 U1 g1 O) [- W9 C - .tooltip-toggle svg {
1 ?8 z1 U2 t" T7 ]) z. n - height: 18px;
* Y0 g. ?, y4 g8 P1 a - width: 18px;/ w5 o- L/ J6 S& e; G) N+ Q) K% [ p1 i
- padding-right: 0.5rem;1 i) A4 g0 }( ~' y) ^+ n7 [% E+ n. J$ ]
- }8 m" m2 Q# ]! j) A8 } B) W
- .tooltip-toggle::before {0 {% P" n/ v) z
- position: absolute;
$ Z' A3 n9 k/ ] - top: -80px;
( h/ ~' Z) D8 `5 d - left: -80px;8 D2 s! c3 t: L( c% ~; \
- background-color: #2B222A;% {" x6 b$ N4 F0 e% S# k
- border-radius: 5px;
7 r" m, q- i6 a - color: #fff;
8 _4 W. t/ N) T! d2 H: D# e - content: attr(data-tooltip);0 E) C% G! v7 Z& s
- padding: 1rem;
! s5 L/ a0 e5 R7 J! M - text-transform: none;- o8 I/ Q8 V* k/ F7 J# c: {. [
- -webkit-transition: all 0.5s ease;3 y9 ?! e0 Y6 a' m
- transition: all 0.5s ease;
% Q. N! K! N6 g; y8 k `2 t9 ~6 t+ `2 z - width: 160px;. \) t( j# `/ K8 j; n5 {, h7 @( C
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- .tooltip-toggle::after {6 B) o+ K! a7 _& x
- position: absolute;
1 d0 s7 p4 L: t$ v - top: -12px;
' r3 T& g4 o* D/ }' y - left: 9px;
5 D+ V1 e4 r: o: a9 ? - border-left: 5px solid transparent;( S2 M( l3 `/ R; m' u
- border-right: 5px solid transparent;
! y/ p9 w( p- y m/ M - border-top: 5px solid #2B222A;: _+ M g, h3 l
- content: " ";( b% o" Q8 n0 W2 }9 ]
- font-size: 0;- e9 Y: O6 D8 {
- line-height: 0;
7 G% [5 i( Z) x- a - margin-left: -5px;
: g' X- e ]# ~' i5 D$ \ - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {) m0 a; y' g j
- color: #efefef;
6 n, N" I8 Y, D, v9 [. a' X - font-family: monospace;
. K; h$ Q3 E) z5 I# K/ \ - font-size: 16px;
8 f! H# r* ? w3 z. w2 D - opacity: 0;# I* s, o8 W1 d
- pointer-events: none;
% w$ w" ]0 q I - text-align: center;
& U P" _8 q1 Y9 v - }
0 N! K) F; }" h& O7 Y - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
8 ~; [5 k0 a7 u1 ?4 L r* f - opacity: 1;
! v4 s) l; @# C' a- u0 i5 G - -webkit-transition: all 0.75s ease;$ R' N6 Q; i! M# |: V
- transition: all 0.75s ease;
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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">. a# z3 k6 Y( @; ~0 Q
- <ul class="nav-items">
+ s" ]$ [4 _- Q0 x7 y- \% z) b - <!-- Navigation -->
% ], Q) W" ?" X$ n - <li class="nav-item"><a href="#">Home</a></li># G' [& `# _- W; p9 I4 n
- <li class="nav-item"><a href="#">About</a></li>6 j( h: c1 ?6 D" v
- <li class="nav-item"><a href="#">Contact</a></li>
6 h3 ~7 i6 U% A - <!-- Dropdown menu -->' ?" E5 j6 B& `9 K
- <li class="nav-item nav-item-dropdown">* Q) u q/ _3 V4 x
- <a class="dropdown-trigger" href="#">Settings</a>) C1 {) z3 L" N; Q8 J
- <ul class="dropdown-menu">
0 ?7 j) n' A, P( B& L$ u - <li class="dropdown-menu-item">
0 l* z+ P, A$ G7 D1 f- F - <a href="#">Dropdown Item 1</a>6 i: K8 s, P) F0 f' Y
- </li>
! w- X7 O+ Q1 X. h& e - <li class="dropdown-menu-item">4 w! z4 u. T3 [' d4 G! p# B1 f
- <a href="#">Dropdown Item 2</a>
5 h3 |3 C* D. H H4 B9 h! n. Z - </li>1 H" g4 T0 ]9 }+ L* {
- <li class="dropdown-menu-item">! c$ |; r$ A, w! R, {; L/ S
- <a href="#">Dropdown Item 3</a>
( w5 T+ Z- g; s8 R* D2 k" q( a4 h - </li>7 u: r+ \) h4 P5 S1 i1 `8 t8 V
- </ul>
6 }- U. c, R" |5 R1 E9 r" ] - </li>
% t/ n* l7 O" `) `0 s5 @, o - </ul>
R# z. L- ^/ {2 z - </div>
复制代码对应的CSS代码如下: - .nav-container {- B- M) o- M, l( ^( O1 [0 i
- background-color: #fff;& [$ C, R- G! K5 L+ M) c
- border-radius: 4px;6 \9 ^. k; j [$ p% f
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
+ L6 ~. R1 N6 r- w3 c% B) a - padding: 1em;
- H6 S% S1 U$ C g1 f+ D7 V/ ? - border: 1px solid #eee;
+ u* y3 a+ j( `9 b4 w - display: block;! \3 a! z, [$ A+ b: H7 W7 ^$ c
- max-width: 400px;
- S# m+ c9 E) @ - margin: 0 auto;
/ B) }' o; t0 }8 v1 U - text-align: center;
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w: ]4 K& o( n g1 c* H3 H - ul,
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- list-style: none;0 a l; M3 l" I* Y: t
- -webkit-padding-start: 0;
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- a {) K4 y1 n6 \$ g3 W2 D+ x) d
- text-decoration: none;
+ M- P( |5 E P - color: #ED3E44;
1 g/ q& {5 U8 M+ I3 d% v% Q - }
" y6 m0 F) I+ O& }+ H7 F2 b* M. D/ u - .nav-item {/ O+ S8 c3 H2 l" j: a& ]
- padding: 1em;/ O+ U8 D' d5 f P5 b' n
- display: inline;
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- .nav-item-dropdown {
7 O7 n* u, r3 T6 e' K - position: relative;
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" W+ i0 J8 k' w - .nav-item-dropdown:hover > .dropdown-menu {2 g/ _4 ^3 M2 O! n
- display: block;! [3 B {! `& u. ^: X/ ^; {% [
- opacity: 1;
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5 r3 C3 H1 A- P5 k/ h - .dropdown-trigger {5 m6 \, A; ?2 E. i" j2 z% X1 Q( i
- position: relative;9 x; W9 p9 Y# E# Y9 R6 p5 {' [8 E
- }
" c/ d# f$ |8 S( G% V - .dropdown-trigger:focus + .dropdown-menu {
8 p& c; _- C9 ^- p h - display: block;
2 I6 B n; ?, R' f' u) j - opacity: 1;
" N9 E0 G! ?# d6 ^ - }
; z- U5 \3 F( w& G - .dropdown-trigger::after {1 d5 @' h! B$ q; Q
- content: "›";
% F L" K# Y+ O0 J - position: absolute;
9 m5 K+ B0 G( l - color: #ED3E44;
. `/ X% ]0 s" G - font-size: 24px;, S! L% x, z! I$ a6 L
- font-weight: bold;
G; d" B8 j; D- U9 I3 d9 { - -webkit-transform: rotate(90deg);
; D* U. u \9 R6 P9 k) O - transform: rotate(90deg);) h% ~2 P0 p. y% d& G! J; o( ~
- top: -5px;
, o: w( r- j3 p: x2 s! A& ^. t# j - right: -15px;
k T- C7 G; o" B+ d; N - }
6 z, S' A' F7 p, Y6 W - .dropdown-menu {$ [& d3 E; A2 @" O
- background-color: #ED3E44;+ S/ {7 e9 j! [) S5 z
- display: inline-block;
& }$ h% |, D8 W: _: _* [ - text-align: right;
, g2 l! c f# W- ^. s& V4 n- W6 l# } - position: absolute;
. F# z% C: ?1 T - top: 2.5rem;/ `4 l# n2 N6 E: X: u
- right: -10px;
, F) Y. r: m3 a! D3 U: i b. \ - display: none;- r+ F X, G+ w2 @, x5 `/ s* |
- opacity: 0;
9 V8 l& J# p" \# c7 q - -webkit-transition: opacity 0.5s ease;1 J8 M4 d: A- u* Q& I4 Y
- transition: opacity 0.5s ease;; y# R/ r& `/ \: g* z; g. B
- width: 160px;* ~# L( R$ [5 P0 n/ M( z4 d
- }0 Y) O+ M) u$ P( G. c
- .dropdown-menu a {
! Y. E' |! r' @1 V- W+ l - color: #fff;
, z% p h; z5 d+ L! O - }# O4 {' G0 `9 F/ }& q
- .dropdown-menu-item {
C. ]# F" I3 X7 l- o - cursor: pointer;2 q/ R, m! c# r! g2 g
- padding: 1em;& \, {: T5 o' g
- text-align: center;
+ s- f0 C+ x. I( F' n - }) B" S" }8 k, X0 P( c( Y
- .dropdown-menu-item:hover {
6 f, V( n+ @3 i4 a; {4 u$ Y - background-color: #eb272d;( s" [+ c. w& ]( Q
- }
复制代码 9 Z3 [$ j) [5 k- \, B1 i6 l
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle"># h4 d/ B+ J6 g6 O
- <!-- Checkbox toggle -->
5 ~) |0 |9 ] B2 g: L5 s - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
. Y! [2 B( w* e: M, I1 k5 R/ V - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>3 u9 c' x% K4 O4 j) F4 U
- <!-- Content to toggle from www.mfbuluo.com-->+ H; I; g4 O+ J& H2 O- ~) L% W- _
- <div role="toggle" class="toggle-content"> K, A+ Z1 V2 t+ V0 ?) o3 _; V
- BA-NA-NA-NA!
5 y! _6 ]8 P# E% x6 e# g7 _ - </div>
7 Z1 z" n* [7 g* o( ]6 Z) @* i1 o - </div>
复制代码CSS代码内容如下: - .toggle {
8 d; X/ ?# W$ |+ W - margin: 0 auto;
6 r5 ~$ G- L S; j" i - max-width: 400px;3 o. a' k. I$ f' K
- }
9 ~- \2 P: @1 }& |( t6 S - .toggle-label {
, z; H$ c x q: n+ g - font-size: 16px;7 ]/ N0 R; F) K5 a' O
- background: #fff;
6 e! u4 }& I% o3 Y# V: [0 k - padding: 1em;
: |& f0 [2 ^3 E; H3 f: o9 } - cursor: pointer;
5 z6 Q p6 O" z9 ~& ?7 I - display: block;* k. {1 z! S5 X* H+ ~& y M% D
- margin: 0 auto 1em;$ e2 y6 ?" A5 R6 }; S
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);0 _/ e2 _3 ]- i: U# \
- border-radius: 4px;
- C/ ~' T2 \* j$ i# T) F7 c; v, P - }6 i% l) p' J% u" w
- .toggle-label:after {
2 W; L; H8 W1 a - color: #ED3E44;4 f( H, U) p. l5 T- c4 {: s! s n3 `8 r
- content: "+";
1 e2 t. D* d1 ]2 ^; x$ C - float: right;, P+ {! T3 z- Q2 ^$ b0 k1 M( l
- font-weight: bold;
$ t! y) R+ i* C& ? - }. x, S7 U6 c8 B! x. u" I4 b* }
- .toggle-content {
2 [! F9 u4 l5 F7 M - color: #B0B3C2;1 l, C6 ]: @8 d
- font-family: monospace;
1 O/ B" w: r" \; s8 C7 _ - font-size: 16px;
( O# a1 B. @5 F5 ^+ u# ? - margin-bottom: 1.5em;
8 H% Z+ n1 |3 p6 O - padding: 1em;
5 C4 ^8 S0 p; b O- t* U# d - }
1 Y$ @ t" q" ]1 n - .toggle-input {+ X" _* l' z/ \3 e1 O$ m3 L
- display: none;0 C4 F" U2 b1 t! y3 B$ R- e) B; \
- } k3 t0 m3 ~$ E4 d
- .toggle-input:not(checked) ~ .toggle-content {8 S1 v$ e, Z, B s4 O0 e
- display: none;
& s( }* }6 f! A8 b+ t. l- k2 q* M; ` - }, F* z3 B# c9 ~
- .toggle-input:checked ~ .toggle-content {* D% n" U3 }' O
- display: block;! K9 ~& C6 l3 n+ g9 o. ^
- }) z7 v; `' z0 J1 d0 K+ _" ~
- .toggle-input:checked ~ .toggle-label:after {" T# W: m+ a1 q% _" F6 ]
- content: "-";8 {* l% z, `( m/ z% H- N. D0 j
- }
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