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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!">
' e& N$ V2 r9 n, D! r1 |- B# e - Label for your tooltip
: e2 U# P" R& P! E - </span>
复制代码CSS代码: - .tooltip-toggle {6 W$ f2 S" u: }" Z
- cursor: pointer;
. P+ e# C y) @) n5 r; H - position: relative;
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- .tooltip-toggle svg {
- S. f( E/ T5 P - height: 18px;
& J9 s- g" v8 E! d( E/ W3 c - width: 18px;
% y! h8 P5 S- @9 J# v" b - padding-right: 0.5rem;
7 R$ v, G$ R q/ \9 n; R; g \ - }
% j- w ~ U! K' H( h - .tooltip-toggle::before {9 {% z I2 `5 J7 }8 _
- position: absolute;( @0 B5 A& @5 \ X+ V! L
- top: -80px;) Q3 k' `% k! e& o
- left: -80px;
/ y. G5 {) X1 o! M9 X6 m. A- K9 [ - background-color: #2B222A;' |5 I" c( x6 d: p( }) J) S! G0 |- V
- border-radius: 5px;# o' I! | W$ Q2 E5 i2 g$ V: Y
- color: #fff;
/ m+ k% T' z/ N2 L& E - content: attr(data-tooltip);$ F: v- t3 R& O! K4 v
- padding: 1rem;, z" o7 R- t; l# `
- text-transform: none;# k2 w) b6 G, m* T0 ?3 f# I* r6 ^
- -webkit-transition: all 0.5s ease;
( N$ t) M, N9 j+ u$ u) K0 t - transition: all 0.5s ease;- l% s$ \* c7 f, P
- width: 160px;; y. a# v7 w8 L1 L
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- .tooltip-toggle::after {
6 ]0 M5 r5 N1 F0 ] - position: absolute;
5 f+ P2 Q3 C% w - top: -12px;7 `! n; U8 H7 Y4 ^% L
- left: 9px;
0 ^, ^6 r" n, }+ ^ - border-left: 5px solid transparent;, S% }( z5 P( k
- border-right: 5px solid transparent;- Q) g. e' G6 L: `1 Y
- border-top: 5px solid #2B222A;- x g2 U$ V: ], N5 C
- content: " ";( A, L" T& ^; k9 Q5 f
- font-size: 0;
n- U! z4 Z1 Q% Z - line-height: 0;
! ^8 Q& X. o& J8 ^; z - margin-left: -5px;# f6 ^) ~: \% x
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
7 z( l8 F [9 U; f7 W% `9 p - color: #efefef;+ v9 \ A2 j" ]7 `$ Q
- font-family: monospace;
7 s. }, o1 v! H- N( n7 V - font-size: 16px;
, z/ ^* _& f l a$ M& C4 x* Y - opacity: 0;" A# `* W1 ~# N) X
- pointer-events: none;
4 ]# Q. p! U* k/ Y" K u" B: M9 r - text-align: center;
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" l0 ~0 d5 a0 h; M! ?( r! U - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
! P7 U/ L& m) U3 y8 Q - opacity: 1;; i! L1 O. p5 ]; k% S2 Q; w
- -webkit-transition: all 0.75s ease;
# [* m5 m; J% Q- h- u6 B4 T - 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">
; V2 L! k; t- C2 ]9 V, Y - <ul class="nav-items">- x5 v7 t6 |# I
- <!-- Navigation -->/ ~: J; w x: s' H$ D* N' e
- <li class="nav-item"><a href="#">Home</a></li>
9 q* C6 k+ Z+ K$ i# _( Q& w7 Z - <li class="nav-item"><a href="#">About</a></li>
* N2 @+ j9 c: l6 f5 S. x5 g+ F) b - <li class="nav-item"><a href="#">Contact</a></li>
7 V. @# Y: M; J T - <!-- Dropdown menu -->; z3 v+ ]4 W' z0 ?6 ]) ~
- <li class="nav-item nav-item-dropdown">
# P$ |4 n+ z' ?+ J& Y! l8 o - <a class="dropdown-trigger" href="#">Settings</a>
/ f- _8 B. |& q" ?- q: d - <ul class="dropdown-menu">0 O1 K6 K+ R" Q' d
- <li class="dropdown-menu-item">
$ Q' }: h5 h5 r6 S0 g( w2 ]2 r - <a href="#">Dropdown Item 1</a>
7 |; S% N2 S6 Y& u& } - </li>- I; [# F3 k% t: t2 R& ]+ D$ n
- <li class="dropdown-menu-item">
+ l) k: |3 h+ y - <a href="#">Dropdown Item 2</a>( X1 w$ [& Y' s6 { q. O4 N
- </li>
) ]/ q* P' z9 ]- m - <li class="dropdown-menu-item">
V( Z; O, t# D* F - <a href="#">Dropdown Item 3</a>: N6 ^8 j& A/ ?
- </li>- D j) a$ K+ E2 }# ]
- </ul>
. n4 b/ S* u. T1 |8 k/ x" v - </li>* k2 H+ u8 V0 J ~3 W5 x9 l
- </ul>6 b. |: [# }/ p/ D' N1 \
- </div>
复制代码对应的CSS代码如下: - .nav-container {
1 j! Y7 e+ T# v# {3 ? - background-color: #fff;8 O }* i9 X" X6 K3 [& g+ R
- border-radius: 4px;
2 U: ?2 }6 u7 F6 z; i, |1 h - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);+ I1 [( P& ]% }
- padding: 1em;# L- {% F3 K# D k8 }7 X
- border: 1px solid #eee;
- V) ~$ `- r% J- U( Y - display: block;
( h2 w/ O. ^) F. h4 { - max-width: 400px;; ^# b$ \& k3 @0 g+ _5 K- m7 p
- margin: 0 auto;
/ ~* @; ~* {- \; _/ Y - text-align: center; v5 ^* M( n' |& e
- }
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- li {
4 e- D# t$ @1 O0 m$ e - list-style: none;
2 ]* ^( F& Z1 ~' r4 Z - -webkit-padding-start: 0;
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- a {
* m a5 e6 ~* K - text-decoration: none;
$ ?# ]( v' i4 W2 S - color: #ED3E44;* O8 t8 A, x+ \% B
- }
' f O6 a) M S/ z g8 t - .nav-item {6 ~$ h6 H, G" r7 \. b8 z9 i: H" q' N
- padding: 1em;
& C6 Q. j0 j. U( J) G - display: inline;5 c3 Q' i$ H% D
- }
( W1 U3 R' Q* V& ` - .nav-item-dropdown {
% y; J- @# P" Y7 Q+ z! s - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {. y2 n, ~6 O1 R7 @
- display: block;/ T& X8 m) s, R, `* j
- opacity: 1;
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- .dropdown-trigger {' w0 `( G8 X, q1 L) I
- position: relative;9 K( v& t0 t2 Y" R* P v% e v; K
- }
- e* T7 Y6 G: k" J2 g. t6 w. j - .dropdown-trigger:focus + .dropdown-menu {
% N7 x' W4 h0 p1 C& B5 D1 N2 a - display: block;
! s: c$ `' Z% B - opacity: 1;
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- .dropdown-trigger::after {" L# c3 r4 y' @/ F
- content: "›";. J! d' I5 l% x+ H4 Q3 h
- position: absolute;
$ F0 S4 c: d/ {- O. Q; r& U - color: #ED3E44;2 X! ^1 Z6 l5 f3 j( a
- font-size: 24px;. F' @. M0 Z" i6 T% O3 j
- font-weight: bold;
0 ~3 x9 N1 @ q: \ - -webkit-transform: rotate(90deg);4 e. u$ k$ T& b9 l
- transform: rotate(90deg);
$ y" G6 P6 O4 p+ v; v - top: -5px;+ H( y4 h3 p+ K$ Q$ S: i2 t
- right: -15px;6 i/ `: d9 r( Y/ I+ W( l- T& E
- }8 V. \1 [+ k7 }
- .dropdown-menu {1 s4 a7 j, u- c2 n" }% C/ U
- background-color: #ED3E44;. o, k8 S! S+ e8 D# g ?
- display: inline-block;
1 h0 |* W) L4 P! f - text-align: right;
* M: Q6 R- m' K( O, u% T A$ q - position: absolute;8 H$ @4 }( W, c. r
- top: 2.5rem;4 Z+ |% K) |7 E
- right: -10px;
: A' I5 i& N& g6 R2 H, { - display: none;. y% d+ f4 x5 [) r
- opacity: 0;
7 ^! V4 T8 f% k0 w2 Z c# Z' U! Y - -webkit-transition: opacity 0.5s ease;5 k9 W# r4 Z4 J
- transition: opacity 0.5s ease;
' ^; o1 L3 g( ? - width: 160px;
( q- M" m3 N% u# l$ V) y* k - }
; V) G" z( ?5 V3 S- ^9 v - .dropdown-menu a {
% w. B( k; Y; T! Q: b - color: #fff;. O1 M, l+ d C r+ y
- }
$ |& {2 l3 j8 s6 u5 v% I. J6 A% Y - .dropdown-menu-item {
" s; b' P) w$ y( G, d - cursor: pointer;; \6 h# w+ |+ d! G, F
- padding: 1em;
% I2 G7 x; |; w3 I ] - text-align: center;' K2 h' X F" E; }) [% j; r
- }
% n! C1 K* F# L# P& { - .dropdown-menu-item:hover {. q, d: \2 S' H" \
- background-color: #eb272d;
9 G8 E; V$ p% ]3 P - }
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可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">( c4 T8 @: s1 r3 R" W4 t( S* i
- <!-- Checkbox toggle -->: j$ A" j% s/ O4 B$ Y
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">0 @# t9 {- Y7 f. x& _! Q- K) T
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
8 Q- M( r& s" h2 _ - <!-- Content to toggle from www.mfbuluo.com-->; f; K) F, N* P7 H+ ?
- <div role="toggle" class="toggle-content">
$ _7 X* g5 J+ Z* H# \ - BA-NA-NA-NA!
# y4 j6 i5 w! d" p, a - </div>; P1 z, I- K% [3 P, K
- </div>
复制代码CSS代码内容如下: - .toggle {2 U, J2 e" s8 Z% C
- margin: 0 auto;8 M( |+ [* U2 a, _( |% u
- max-width: 400px;
4 G( f6 y6 m) R/ R- q- B2 O$ \ - }
' I) g% h( u+ l) I - .toggle-label {7 {7 c' l3 j x t/ p( j
- font-size: 16px;
9 b2 n, ]! ]- Z' ? - background: #fff;. C! }" ~* k( b
- padding: 1em;' P! P1 S- U, `8 R: E
- cursor: pointer;
! c$ g6 h+ d, o* K - display: block;
7 ^6 ]4 R S5 l. S! c" R2 g/ y - margin: 0 auto 1em;- ^0 k* |2 `5 K) [$ O* B4 e
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);3 U0 L3 @9 F" x( a3 H5 u* l
- border-radius: 4px;
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- .toggle-label:after {
( Q7 Q5 {; B# W3 t: v - color: #ED3E44;
1 l& E C" R7 s" X - content: "+";! @2 }7 L7 T4 g
- float: right;8 E4 b$ g: ~0 p
- font-weight: bold;+ p: U& v' }2 v" U% s( b
- }7 r& S. Z$ K: i, \ }
- .toggle-content {2 J4 y+ u* V0 Z, g* n/ D9 o# D
- color: #B0B3C2;" F; ^3 C/ v( v+ K
- font-family: monospace;# |5 ~4 P. R. y6 `" I7 O/ o
- font-size: 16px;8 ^2 c) ~2 R! k, p4 y
- margin-bottom: 1.5em;
" `' A6 A; U& w, r: V) f: r - padding: 1em; L) z# Y# G8 N8 x0 n4 z
- }
& k* Y9 a& z2 Y$ n - .toggle-input {: }# c* r; ?6 l- M/ m0 Y- m' \
- display: none;
5 g$ D2 r- ~, Y - }1 q% G7 p# x. s) @
- .toggle-input:not(checked) ~ .toggle-content {6 Y" `/ W. w+ \
- display: none;$ A3 Q& Z7 G6 G0 M3 @) \# u
- }
5 [2 K# Y! E; d1 _ d1 G$ e - .toggle-input:checked ~ .toggle-content {
' y3 E0 j, v% o - display: block;( ~7 Z) ~ m6 x9 V, w3 ^; v
- }
2 O4 x- x7 \, V1 M% H7 L8 s - .toggle-input:checked ~ .toggle-label:after {
" p5 L! Z) I4 s# M: H - content: "-";5 a+ M) C& j+ |, c; s/ f
- }
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