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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!">3 G4 H+ A1 M8 s! ]: H
- Label for your tooltip/ }! E' k7 \% U
- </span>
复制代码CSS代码: - .tooltip-toggle {
% } P7 Z+ _. t# F% i9 S - cursor: pointer;
- t/ n5 u) ?) b/ T$ G - position: relative;
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- .tooltip-toggle svg { `: Z/ j% `/ v8 d
- height: 18px;( g: Y( [9 w2 ?1 A }0 G. s
- width: 18px;
' N0 B) D( G$ |% s7 J - padding-right: 0.5rem;
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( ]. I0 r+ }% \ ~" ?( Q0 r/ \, c - .tooltip-toggle::before {
( E; Y, m+ R7 P% g# J9 H1 e - position: absolute;
$ h! ~' F. Z# f& j8 d - top: -80px;
g4 x2 t* q* r" R; J( i0 H( Z - left: -80px;6 k& N) i; J7 V! l; B' G1 I
- background-color: #2B222A;
+ m; W' ]. i% U" @" R - border-radius: 5px;
# w1 Q$ e6 m; _ - color: #fff;4 q2 z$ o" d) _) R( i
- content: attr(data-tooltip);
6 p3 o e8 |5 ]. i - padding: 1rem;$ a# N w0 H( {7 x
- text-transform: none;4 j' E/ M! K5 s7 c- R# k* R3 L
- -webkit-transition: all 0.5s ease;
& T: }& V& J1 S @1 o - transition: all 0.5s ease;
$ g; @6 j1 Q1 _; [7 u - width: 160px;+ n0 Y U5 ^ U
- }
8 Y' w9 B7 \: M+ U - .tooltip-toggle::after {
. U" O" I; H) N7 O. g- s - position: absolute;" h7 N0 u: W% x# f! _
- top: -12px;
$ \, q9 A; [4 n' u% n - left: 9px;
8 |* o& e) e' M0 B0 N% M$ h - border-left: 5px solid transparent;
9 D% z' c! K8 A1 T5 @ - border-right: 5px solid transparent;2 u+ N6 Q& T1 F9 U e ^* Q
- border-top: 5px solid #2B222A;$ }( z5 t1 Y' D. ?/ w
- content: " ";1 A! B" @9 h, G9 D" _5 R3 {* h/ v1 p
- font-size: 0;" I. ^: U; c% c- D
- line-height: 0;
" C" T/ V' s, o2 w - margin-left: -5px;6 W5 m% P$ B z3 P d" z
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {" X. Q$ @- m0 o0 `
- color: #efefef;" ^1 L2 z3 k) h4 n: _* B) b" X k
- font-family: monospace;
' ~: G( T6 A# k; v - font-size: 16px;; _- \0 h& I# |% S3 m8 q
- opacity: 0;
6 N3 _) U2 O' q$ ~% X6 G - pointer-events: none;
2 Z! d* q$ i1 \7 `# t! F - text-align: center;
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9 l! \9 R! i) k( R* U' S9 R - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {; T9 W: G% g! N# e9 E5 _
- opacity: 1;
% v" q+ o0 n9 @ - -webkit-transition: all 0.75s ease;
! m! _9 Q" q5 y- {, q - transition: all 0.75s ease;$ d m! d+ P4 I d! \ T
- }
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">
/ G' C6 }) ^% B& v3 U, } - <ul class="nav-items">
& K$ `" S7 I; P% o2 c- a' V - <!-- Navigation -->
+ v5 Y; O. p5 h& v3 ?/ r4 m - <li class="nav-item"><a href="#">Home</a></li>
* G& @0 K% T- ~( b5 {) } - <li class="nav-item"><a href="#">About</a></li>
: l& C2 W- J3 y( A+ n - <li class="nav-item"><a href="#">Contact</a></li>
7 S1 b1 @: [: B9 c - <!-- Dropdown menu -->8 e: R. P. M0 e' c/ ?# }5 b5 U
- <li class="nav-item nav-item-dropdown">
% X. @* L1 R/ y3 { - <a class="dropdown-trigger" href="#">Settings</a>' P2 m& P8 R5 d" V C6 ~- x6 A) _% k* G
- <ul class="dropdown-menu">8 |/ M, K# p9 I* m" H
- <li class="dropdown-menu-item">
! R! p- p x7 Z8 j" ]& F5 v - <a href="#">Dropdown Item 1</a>
_: u+ _( p# H* i" |2 N5 f% d! r$ z - </li>6 r) S4 ~9 B; T0 S5 V+ U/ s- w* }
- <li class="dropdown-menu-item">' o; f' U; q0 }9 a# l$ m! B/ Y
- <a href="#">Dropdown Item 2</a>* m% i7 ^5 }( C7 s
- </li>7 O1 r& L0 I x( ~/ w, G4 V
- <li class="dropdown-menu-item">4 G1 S! V6 D- e, e: |
- <a href="#">Dropdown Item 3</a>
4 w- F: D+ c+ {# t+ O5 ? - </li>8 K2 G6 I8 @. x4 q
- </ul>+ e8 c) C2 `3 S$ F! S5 C
- </li>
) @* x. }. o( T/ h0 D: ? - </ul>
; ]: j# L& e( a( _+ w5 v - </div>
复制代码对应的CSS代码如下: - .nav-container {5 k) R$ d' A z8 k; A. \
- background-color: #fff;
2 M& g/ R7 x. w2 F* v& n - border-radius: 4px; u. a2 U4 y$ {. g
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
1 ~# ?* C, E( F6 R, S1 V k9 y - padding: 1em;* a Y |3 r9 N* Y$ z7 O3 f: T
- border: 1px solid #eee;
; [1 p. g6 n% z0 t( e6 O u" { - display: block;
4 Y {& T. g' D - max-width: 400px;
; D. q( {) s2 y& Q; K - margin: 0 auto;
' d Y1 x. O# z+ H2 r - text-align: center;2 g6 W4 [5 s) ]3 O; i4 v, b6 b
- }
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- li {0 l0 \( a' G( W5 {
- list-style: none;
_' D: Z1 f( t! ~) c) i - -webkit-padding-start: 0;
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- a {4 ~- u% d. w( Q2 B* t
- text-decoration: none;' A9 V( G! m4 }, p$ N
- color: #ED3E44;
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- .nav-item {
8 c+ T# y* X- c1 Y) U1 e# F - padding: 1em;8 f2 @$ g7 W0 K7 `6 F- a! n
- display: inline;
. o3 F& h8 [0 U+ L7 U5 n - }
0 ]7 ?* a4 Q- k: F# w9 J - .nav-item-dropdown {
8 `9 ]( f+ S, I& o% c9 C - position: relative; `' D1 ~% }$ `# s& W, f0 L
- }0 D; e4 ]# t. w1 ~7 }0 o
- .nav-item-dropdown:hover > .dropdown-menu {6 Z3 U Y8 O2 v: P5 ?* V
- display: block;
* h- G% B3 t2 J8 G' e - opacity: 1;
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- .dropdown-trigger {. E# \/ ~+ K; G
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {& y3 {" f% L: I: M% Y
- display: block;8 {0 O9 n- c2 q& C
- opacity: 1;9 B9 X: _0 v( N) X% W( i2 T9 I
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- .dropdown-trigger::after {, U& Y4 K( _8 R3 e
- content: "›";9 T- D2 K, @) E- m9 _3 J
- position: absolute;
% N$ w$ ?/ y. y: d& l% ? - color: #ED3E44;
0 ~$ D% Q& C; F+ V3 H - font-size: 24px;
# M) t3 @. ]7 X - font-weight: bold;9 \" d; P( B( J7 A7 L9 v+ f) M
- -webkit-transform: rotate(90deg);4 t. R* \ I8 ], e& U
- transform: rotate(90deg);! o4 D" L2 H! H7 C3 x( j
- top: -5px;
2 ]& [+ @. H* n2 a4 }# c! |& r1 { - right: -15px;
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- .dropdown-menu {3 _: }/ f3 G+ U3 q1 n* ?! }5 ?6 Z
- background-color: #ED3E44;
4 O! Z0 I! `9 I/ F. ] - display: inline-block;
, q1 P$ [7 B6 b4 k. L, X - text-align: right;
! S( K( k+ j& o8 ^$ L0 m - position: absolute;1 T' s7 X* I) l9 @* p4 ~3 E
- top: 2.5rem;
5 O7 E. H2 J/ X2 r% d! c& E - right: -10px;# F, ?5 F% S% d* `- u7 M* d
- display: none; }) c$ y, g/ P
- opacity: 0;
/ q1 L$ W/ B8 A - -webkit-transition: opacity 0.5s ease;, U' z6 k4 e- c
- transition: opacity 0.5s ease;. q. Z1 Z- j& M* u) {/ l4 q* l
- width: 160px;
. P4 g* y) {4 m1 {3 H6 `& ?1 q - }4 U: i; Q. d8 [5 q
- .dropdown-menu a {
: C8 Y9 C* \9 G3 I& a - color: #fff;
% M0 l3 }( _% Y/ U6 H8 p2 T/ c3 p - }
* F+ k4 g$ S# {0 S - .dropdown-menu-item {8 _) a8 ~% K( R) f8 r
- cursor: pointer;+ H7 i) n' b4 y- `& n1 W( \
- padding: 1em;
4 e$ {! X j r% [, N6 x - text-align: center;
" i+ ?: }: O" X! F4 L - }
4 |* |. w7 ]7 h - .dropdown-menu-item:hover {
1 x/ e: Q. }) S) v) c$ U0 F ` - background-color: #eb272d;$ E9 o& o6 c( k) {5 g+ o# i$ W
- }
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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">/ {4 I: {& ^# E p$ _: a5 l! C& d0 e
- <!-- Checkbox toggle -->
9 s4 [+ e6 S6 g$ R* i9 b" { - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input"> s5 ^# I) h6 v/ N
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>. o, ^4 l o4 D3 f
- <!-- Content to toggle from www.mfbuluo.com-->
! K% Z/ h% t) y5 @; \ M - <div role="toggle" class="toggle-content">
/ ?7 `# G6 ]. j - BA-NA-NA-NA!; `) @& l4 ?- U @0 w! G8 e
- </div>
6 C' `2 V' y6 h# Z1 Z- N! N6 t, H - </div>
复制代码CSS代码内容如下: - .toggle {7 H4 T/ K& h, G2 R7 {
- margin: 0 auto;4 l: t2 s2 S% [4 m* o
- max-width: 400px;
9 w, ?% J+ \/ F - }
8 V7 e4 p* J) I7 \! f& N - .toggle-label {
9 O) B6 i8 b- \ r2 B: z S9 N/ u' m - font-size: 16px;
, @; `' i1 h' H' Z) n - background: #fff;3 [) X! z- b. g4 l; s1 }
- padding: 1em;
$ I8 L) _% }) `, b - cursor: pointer;- f6 D1 }, w' h* \
- display: block;
! ^9 g* g+ h* n - margin: 0 auto 1em;
" C$ ?3 W! ^3 ^& Y J f5 { - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);# b- S$ \$ v; r; d
- border-radius: 4px;; C: A# `; O5 x# C( F' W
- }+ z. }) w. X2 N) \) f
- .toggle-label:after {! C% s- g% q/ d6 ~/ R3 h1 z& V
- color: #ED3E44;
4 `: |! s4 o ]! z; q# {2 E0 f# G/ V - content: "+";- Q6 Y/ ~ \. H3 F% c8 M; [$ O
- float: right;2 m+ a2 z$ Q" u4 @: F
- font-weight: bold;
/ `# O0 l9 ]7 {7 o! h - }
8 D* A1 M- M- {, ] - .toggle-content {
. w- e4 E1 U) `! R1 u( f! C0 q - color: #B0B3C2;
5 r5 W( [- _) i - font-family: monospace;
7 D' }) X- A* f9 r2 L! F9 ~ - font-size: 16px;
$ T0 D( g( ]1 n' B0 n - margin-bottom: 1.5em;
: L$ s2 U& C+ G - padding: 1em;9 W9 B1 ]+ h k( }
- }
/ I/ D) W2 V- v1 ] - .toggle-input {
8 k. P5 u1 B8 }1 Z - display: none;" ?# |4 n' e& |: `. `' ~" l
- }- ?) T1 s; ?1 G! D5 T
- .toggle-input:not(checked) ~ .toggle-content {
' u+ V+ e$ |# O - display: none;, y Z4 ?: \8 m& f, ]0 d% b
- }
* E. L. @- b1 x- I8 U - .toggle-input:checked ~ .toggle-content {
8 `+ A1 p! N% k: w' _7 G2 w - display: block;
: P) n0 U' ?" v* }! h - }4 r4 v( }0 e3 \& S! Z. X0 W1 v5 f
- .toggle-input:checked ~ .toggle-label:after {
$ z" `4 n* P4 s5 D - content: "-";
% h, k" Z; S( F; ?: {* R! E6 J - }
复制代码
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