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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!">: J" P9 C4 v+ t, A( ]' C6 N$ Q
- Label for your tooltip
* C& L+ \& k4 c) @# c+ _8 Z$ ] - </span>
复制代码CSS代码: - .tooltip-toggle { U( E7 m& R- u1 e1 {( a) q. u! o
- cursor: pointer;1 B8 _6 w- U8 x1 Z/ B8 o* E
- position: relative;# j$ d& a! i3 Z, f8 V* X1 l
- }* c" p: a! E9 q1 O
- .tooltip-toggle svg {
% l! z3 K( G& ^* h+ w% u, E6 O - height: 18px;
. x1 g/ L0 r/ D3 x8 G% ]) Q. y - width: 18px;
( K0 J O R! C - padding-right: 0.5rem;) k/ x+ k+ W8 `
- }
' ?4 n: U. y4 ]& w: _, O - .tooltip-toggle::before {
/ w; T0 `: \+ b1 f( } - position: absolute;/ i: L* y% q# K& f. T
- top: -80px;
& s" E6 ^9 V2 s" j - left: -80px;
+ f) L Z. f, c* [- p - background-color: #2B222A;5 ?0 V& T4 t; B+ x# ]% N7 y2 I
- border-radius: 5px;6 f+ z/ ?+ f% J! a9 g1 q n
- color: #fff;% x1 G h: |# _$ F/ P; X
- content: attr(data-tooltip);
' h. T( C, c+ |& Y8 j - padding: 1rem;
% C: P' L" s6 ~2 g1 M0 V' g' B - text-transform: none;
9 S _) |# ]( m; y* x( @/ @5 W% f2 x - -webkit-transition: all 0.5s ease;$ r! [" G7 u9 P ?, L" c6 p$ G
- transition: all 0.5s ease;6 d: A8 [2 a% u; i* X
- width: 160px;8 d0 ]8 u B2 }) s
- }
4 T, h9 ~+ g0 X4 d0 i& N - .tooltip-toggle::after {
: j( b' G2 r" Y9 g2 ]+ Z - position: absolute;
, m, Q A' R) a: k9 \" Z$ P0 D - top: -12px;
; j# r. P% h N3 J' Z4 a6 Q - left: 9px;3 U: {5 c) ?3 W% N; v# ]4 j" m( D
- border-left: 5px solid transparent;
" {" G* R. _, e; c3 f* i - border-right: 5px solid transparent;
7 D; F* z; _; A$ F) h( N6 _7 d - border-top: 5px solid #2B222A;. v, x* v" J3 @8 p4 v6 F5 {; A: t
- content: " ";
& Z( V! R$ k% P# W( q: v - font-size: 0;! n2 M8 m# P1 B! Q8 b
- line-height: 0;
7 Z1 L0 i' H% v/ S - margin-left: -5px;* ~! [+ R* [" N
- width: 0;
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5 F3 ?6 s& G. f - .tooltip-toggle::before, .tooltip-toggle::after {" {, p3 G ]4 \+ ~# J) i; L4 T
- color: #efefef;
) p" H: x7 N# {' E - font-family: monospace;
. V: E; d* Z( r6 o8 ` - font-size: 16px;
8 }, ^' W- Q+ u8 c: O) b- N6 } - opacity: 0;6 y% \+ B; b. X, a
- pointer-events: none;) g9 A" r4 N, m5 _8 P7 O/ p
- text-align: center;
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. P7 i" \. ] a# b - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {" y. A. R' `/ r) ^. h' _
- opacity: 1;; i3 U4 D6 o; d( v* H5 h2 V+ R
- -webkit-transition: all 0.75s ease;
, {4 r8 u) j" o7 _* U" _ - transition: all 0.75s ease;+ t, J% V y S, N& Z
- }
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">
5 G/ f7 y& O. G% G$ `% F - <ul class="nav-items">6 j; s8 E2 ~) S$ [
- <!-- Navigation -->
( j, ]" T5 |$ l* }% `, n - <li class="nav-item"><a href="#">Home</a></li>
# c# U3 O3 c/ l - <li class="nav-item"><a href="#">About</a></li>
7 o7 f3 [" G8 \+ Z/ v: ]% O3 a - <li class="nav-item"><a href="#">Contact</a></li>4 y& J; b, t" @, ^$ }' S- p: A
- <!-- Dropdown menu -->
! i/ O F" T+ E' s9 c - <li class="nav-item nav-item-dropdown">: K' D: U2 M" h/ w7 m3 D
- <a class="dropdown-trigger" href="#">Settings</a>
E7 M: K ^3 H4 ?! p& ^ - <ul class="dropdown-menu">: v( |5 ~5 _7 D5 d
- <li class="dropdown-menu-item">
# E; o/ S/ `/ T$ D- H2 x; N - <a href="#">Dropdown Item 1</a>! V! h6 p( S2 q# H+ b$ t- U, f# P
- </li>
+ s e' J4 Q; ~; N% e5 j0 R - <li class="dropdown-menu-item">
: g- ]+ Y7 q) A' P( R5 B8 h - <a href="#">Dropdown Item 2</a>
3 _5 G& A* A- H - </li>+ r$ _3 X; ]+ c" }0 y
- <li class="dropdown-menu-item">& C3 p# k1 ]' A: q/ {
- <a href="#">Dropdown Item 3</a>" W2 l/ q" V% o! e) k
- </li>
6 E4 |3 N* F! M; T1 q; K - </ul>
0 K% b$ B) V; f3 k& ?+ @0 k - </li>% G, Q) e* K, z' F8 j
- </ul>
# q1 g- U8 n: r: w+ a% G4 l9 Q) m l8 o - </div>
复制代码对应的CSS代码如下: - .nav-container {* U) r$ d$ V5 K a
- background-color: #fff;( y0 R) n$ S/ E. i$ ~& t9 p# g3 c
- border-radius: 4px;
" X0 ]! H) _* K8 N8 s. ] - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
9 w% H7 ~; Z$ w( e - padding: 1em;
" b2 u# |+ {' i' \ - border: 1px solid #eee;$ ~) e5 J" e! j: k i! C, }0 b
- display: block;
{" h6 B/ _/ G# @; ^ - max-width: 400px;
( [1 `4 R/ v' a3 W7 S0 [+ ` - margin: 0 auto;8 r+ ]5 k" j; s. P$ j4 d
- text-align: center;
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- li {5 x9 @* d! M& a" z# ~/ u! q# E
- list-style: none;
( Q; K1 m, j" } - -webkit-padding-start: 0;
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- a {4 s0 d6 [3 X T4 _4 n; h
- text-decoration: none;* U" H6 W. m$ W
- color: #ED3E44;
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- .nav-item {
0 ]7 w- G! y' n( C4 m" l - padding: 1em;% p+ t6 U# a' m& ]6 S3 l5 o
- display: inline;
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- .nav-item-dropdown {
& J) |0 R) B: z - position: relative;. T$ J4 ]& q0 I6 n3 m3 U I
- }
6 W8 J% g0 e2 U5 K - .nav-item-dropdown:hover > .dropdown-menu {
+ }+ Y. v! ]. d1 r4 w. D, j - display: block;
$ Q# I& a$ }9 \ [0 ^$ C - opacity: 1;& d9 F5 a) s, v) x$ N9 V
- }
/ X$ D) ^8 L! ?/ J& e; N! f( ^" C* v0 y - .dropdown-trigger {
# k( Z8 z* h0 J6 S0 H2 F - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {& J7 f% ~+ u1 v' L9 J& w6 X
- display: block;
& \ b9 b7 r* D4 E4 X' p - opacity: 1;( C% _# Z+ a' R
- }
/ g0 E% ]6 y4 y5 D* r0 O - .dropdown-trigger::after {7 C. `$ H: i: S, @ G
- content: "›";
2 h5 f5 i2 S4 N1 X+ w - position: absolute;9 r6 c0 `- q5 t: f
- color: #ED3E44;
: y* w/ Y v O. j - font-size: 24px;
' _; d+ c/ r6 S - font-weight: bold;
, i b u: L# l) ` - -webkit-transform: rotate(90deg);6 o7 \: K/ l V M
- transform: rotate(90deg);. ?2 m( y1 w) w. ?' q+ c
- top: -5px;. B" B9 x" F8 T
- right: -15px;
7 ^, k) T9 s" {, v. ?$ m. q4 B' } - }
. j1 N; `- }/ \6 z# @ - .dropdown-menu {
) m( {7 X3 {: b K% O - background-color: #ED3E44;
+ ~( j3 J/ A8 |) S- {! M - display: inline-block;" x5 |3 z4 u6 W D/ r
- text-align: right;
: I C' O" a) `* c7 U% N, l* B - position: absolute;
! }3 ]8 v6 V$ D" r) S$ A - top: 2.5rem;- n6 u c b# y, G$ g; p+ {7 s
- right: -10px;
( @# T0 F0 H1 [ {7 G - display: none;
' o+ [- b* [4 [6 i2 C$ {( j" F( l - opacity: 0;* x/ O: A, K% F
- -webkit-transition: opacity 0.5s ease;
8 ~4 ?6 H- N5 c: V; J8 { - transition: opacity 0.5s ease;
+ l: K6 U* q$ t" @; N) W8 H - width: 160px;% ?. M$ c# I/ j2 w& k6 r
- }( ]$ k% J, w2 a1 Y; _5 o$ d
- .dropdown-menu a {% I! |/ A4 J2 O! |* d( A- C
- color: #fff;$ X+ M' t' f0 I3 D
- }
s1 u+ x" R- Y2 W* _( b2 a - .dropdown-menu-item {- z b$ [, T. T1 G5 L4 M+ J
- cursor: pointer; n; M) G) p, C4 O, u: p
- padding: 1em;- m4 z) @9 c3 t/ d! S8 |0 ^
- text-align: center;. B, c, S0 C9 N) z0 Q# x
- }
8 B/ r/ }' Y- V/ J - .dropdown-menu-item:hover {& T! _7 Q% g$ i N
- background-color: #eb272d;' m( c& k( ]+ |
- }
复制代码 % g, A0 {( J& V- B% ], I- G
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
& n$ {( O# {7 N' j) V - <!-- Checkbox toggle --># q' g' k' O$ k# g( F2 j& _
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input"> ^$ J9 s6 @# q6 ]/ j, U0 t
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>! R( Z9 k4 D( {, P+ Y
- <!-- Content to toggle from www.mfbuluo.com-->; d' ?3 q$ H3 a E
- <div role="toggle" class="toggle-content">
, i1 o! H$ o" T - BA-NA-NA-NA!
# V; S+ i; j- p( Y5 y$ `6 R7 X - </div>1 V1 o b" t- Y+ g0 i, u
- </div>
复制代码CSS代码内容如下: - .toggle {
( l/ d: B4 M2 Z' H - margin: 0 auto;
4 O! ` @4 R" B( q1 G - max-width: 400px;8 n+ }8 G @4 J
- }% ]) u O( n/ f
- .toggle-label {
2 b, O2 m/ L" z! b - font-size: 16px;
8 c, i5 X# X- b+ _5 Z - background: #fff;
" p' I, Q1 o6 H' l - padding: 1em;* ^" v' q# n& m A: L3 ^1 `5 ^
- cursor: pointer;
) u5 G E$ L* u4 ^% [( g - display: block;. i y8 U* ^7 Y! F: d9 c _/ O* h
- margin: 0 auto 1em;4 }0 x6 i A; B" Z+ D
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);, t- V$ q4 q9 p; |
- border-radius: 4px;
0 ^& ?( m, r' C* S$ \: w) @ - }
( ?6 A# R$ X4 o: a" N - .toggle-label:after {- ]2 P& P7 c7 b, v
- color: #ED3E44;
3 c: w0 v, h7 R2 E' ` - content: "+";7 d" b ^$ R7 I( I0 j9 u; n
- float: right;5 r/ U) t( e$ r# P
- font-weight: bold;* M# D; v5 |6 `+ N( ~: h
- }4 {8 K$ o1 D4 D- u; c% |
- .toggle-content {8 R) b; q9 h( k3 ^4 @' A
- color: #B0B3C2;8 n/ T% g" K# Y+ z* A! s. ]
- font-family: monospace;
: _, f" D6 Q' [) w& t2 d: P7 g - font-size: 16px;1 p ?, M1 Q' A! A
- margin-bottom: 1.5em;
1 ?: R% ~1 B% L) P0 ~ - padding: 1em;- P2 E1 h2 Y% j
- }
8 S4 J' q6 L. V, f3 L" s0 t: a - .toggle-input {( @3 ^3 h0 q7 E5 h
- display: none;
, E1 H" p2 K3 K; A6 t! c2 ^4 t - }
6 E/ V3 z, D6 H - .toggle-input:not(checked) ~ .toggle-content {
' W- H6 k6 m7 p - display: none;
! ~3 ^* d( b' @ - }
! E; H; o) l D5 n' t' I% C0 N. ?3 [ - .toggle-input:checked ~ .toggle-content {
. R! P$ Z* h& N) b- u8 _' R! W - display: block;
# L0 s- t4 `, Y( a. |6 Q1 _ - }
4 k! l% M( y" _ u- b& F - .toggle-input:checked ~ .toggle-label:after {: a! {/ ~9 @5 P9 ~ a$ s0 E" ^
- content: "-";' K* H; w' v- W9 H
- }
复制代码
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