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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!">
* J4 {) j, `6 e5 d8 r - Label for your tooltip
$ [0 x' u" c! w" n3 v' T - </span>
复制代码CSS代码: - .tooltip-toggle {- F: d6 n8 z( a" @7 U
- cursor: pointer;
, C4 k2 p% X) [3 P - position: relative;
/ K+ _5 o( p* B# F - }
+ _9 S6 M( H8 U: g: D8 i - .tooltip-toggle svg {! B% a& B6 C" I, w/ y! V
- height: 18px;7 K! Y- u' ?9 d9 i- G- }
- width: 18px;; ` S+ \" X' p& B2 q
- padding-right: 0.5rem;! Z! g R& A- `' b3 I: p, g
- }
$ n% a- u; ^( [ - .tooltip-toggle::before {
, |0 |: E b2 ]4 C( m; ` - position: absolute;
* I% o p$ q# V/ {! r - top: -80px;
4 y) z0 V M! S& H - left: -80px;
: v' V+ A) M9 [3 e# h - background-color: #2B222A;( I2 \1 u+ } q4 V- F
- border-radius: 5px;8 v; t" Q2 ?- E
- color: #fff;
, `1 P' J5 `" B" V9 v, ~* {6 X& P - content: attr(data-tooltip);
: @- G b- ?) Z - padding: 1rem;5 f, \# |9 t& \0 U( t
- text-transform: none;
8 O$ z/ [4 ^8 ~" w8 u- E6 v - -webkit-transition: all 0.5s ease;) O/ F, c: d) ^5 `& u
- transition: all 0.5s ease;3 ~4 u" x+ F. w) n+ }
- width: 160px;
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- .tooltip-toggle::after {1 M8 \$ g, P/ a9 N
- position: absolute;* i( ^. t: D' o! Z6 i. W4 n
- top: -12px; }7 }" x* H6 x+ }
- left: 9px;
B4 s0 w+ l9 p/ {% ? - border-left: 5px solid transparent;
1 p1 j9 y) ]+ R& T; ]0 s- j - border-right: 5px solid transparent;5 N$ K$ q* d! c+ f
- border-top: 5px solid #2B222A; e0 c6 s6 P' z, \8 d" L) o5 R
- content: " ";
+ B% M u" P! P - font-size: 0;
0 p, {/ ~/ b( V - line-height: 0;6 L, v {4 k& w
- margin-left: -5px;
0 h0 L+ t; C: o& k9 x% h1 `7 p - width: 0;. W. m ~; K% {* c+ X
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- .tooltip-toggle::before, .tooltip-toggle::after {1 b2 Q! C4 \ a# l9 y* g
- color: #efefef;7 E$ e0 o/ M6 R' |+ t+ W
- font-family: monospace;, v$ I! Y) Y3 n
- font-size: 16px;
. I3 L( ~8 i8 N$ ~# D. f - opacity: 0;6 D- Q: i4 ^; [# S, X |0 y0 i9 K' x
- pointer-events: none;
N/ `6 q) T7 m2 l1 e+ {7 S0 U - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {) R+ Z+ m) J1 U4 g# V6 a, a$ N
- opacity: 1;
, g8 Y$ | z+ Z! ` - -webkit-transition: all 0.75s ease;8 x1 }& {- c) i* a U! f) q
- 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">+ r3 M2 l; g$ k: j$ I
- <ul class="nav-items">
, D: x7 o1 y9 X - <!-- Navigation -->6 z* m& k0 ]: P0 ^
- <li class="nav-item"><a href="#">Home</a></li>
X1 l0 D5 `/ T K/ H) h$ F% z5 S+ l. c - <li class="nav-item"><a href="#">About</a></li>
9 W% x4 M5 ~% E% b2 b- ^8 M - <li class="nav-item"><a href="#">Contact</a></li>+ M% [, w4 @% k$ {# \+ v+ p
- <!-- Dropdown menu -->
) ], X. P8 R! A7 f S - <li class="nav-item nav-item-dropdown">
* M: l* R" U( W/ t - <a class="dropdown-trigger" href="#">Settings</a>
* G3 L- _6 G8 ] - <ul class="dropdown-menu">! u9 {4 s/ A. F/ j- j
- <li class="dropdown-menu-item">2 `+ [3 p7 I0 [/ {* _/ P7 Y, J- ]6 S7 d
- <a href="#">Dropdown Item 1</a>
' R* F, ~3 ]# z! e, l' w - </li>
; U5 o9 b3 r1 _) f - <li class="dropdown-menu-item">
" S" d8 ~6 c- J5 K ^8 B" h - <a href="#">Dropdown Item 2</a>( a' N% Z4 u7 X- C
- </li>( o: }- ~9 K3 y' ^; ^* ?1 J( ^" D# }
- <li class="dropdown-menu-item">
; P! X- ?4 P6 ] - <a href="#">Dropdown Item 3</a>
$ P. H( \; U2 S; k g - </li>: ^0 i# a: K+ J. ] o" R
- </ul>& A& \5 y: h$ R1 i" C# m
- </li>
" Q9 k; H' h8 X" b' C# w% D - </ul>1 a8 n; S! W% U
- </div>
复制代码对应的CSS代码如下: - .nav-container {' @, \ N' A% c8 {& K0 C
- background-color: #fff; M0 t/ z- a- C) i9 |7 S
- border-radius: 4px; Q& X9 }4 r$ ~) Q0 `3 C
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);" Z0 @/ ?9 m, R& F4 ?
- padding: 1em;
! U! Y! x- O7 z8 m - border: 1px solid #eee;
' M$ l5 }+ Z2 x& \+ u* e: A - display: block;+ {$ h$ x: L0 t& y4 s! d# `
- max-width: 400px;
% I+ c% c) ]; ~( X9 ~% y: B - margin: 0 auto;
5 ^" W$ L; W. b6 s- {$ i- [ - text-align: center;6 u8 Q# h) f( G+ p1 N* H+ Y
- }
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- li {9 O1 w! X8 l3 g/ d
- list-style: none;
$ @* d- G& b# O/ v9 K D: J - -webkit-padding-start: 0;
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- a {8 A8 O; l7 h A9 C
- text-decoration: none;
# B0 D; u0 @* e8 n. W# p3 ?2 f - color: #ED3E44;0 Q- J. n7 [. k" d
- }
. L; ?# b t" K- Y9 d - .nav-item {
6 Q1 B3 U k; p4 ?: {0 a0 g8 c - padding: 1em;6 f! ^; S2 r* @9 z
- display: inline;
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* ]% U7 I+ l9 E6 K* a - .nav-item-dropdown {* Y8 v9 d0 p/ r! i* s
- position: relative;+ ]2 ]- s( r5 S% w9 }
- }# O4 A7 K0 t4 n, b' e
- .nav-item-dropdown:hover > .dropdown-menu {+ L# P% _. Z' b0 ^* [" [
- display: block;
) m. q& T( G4 t9 D: D1 {! m - opacity: 1;3 _7 Z {- e# T5 A
- }
) Y. `# u: _, G6 h& U/ F+ [ B; g - .dropdown-trigger {
( `* x7 G: h. _! e - position: relative;% m& i) m/ n3 L( \4 Z( P, @7 h
- }
/ d1 o' M; U) C; j% k - .dropdown-trigger:focus + .dropdown-menu {
$ t% l& Q0 Y- l2 n' w - display: block;5 g' u/ f6 b# i2 {' R
- opacity: 1;
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- .dropdown-trigger::after {5 u) ~) B4 h3 m P) Z- A/ ]4 O
- content: "›";
. Z; x, X1 @0 H1 }9 ^ e0 \( ~ - position: absolute;0 x4 S* J# M8 i
- color: #ED3E44;
7 k: }/ E! _! J, z! l0 Y" ~ - font-size: 24px;
! F% t8 o) [6 }0 H, g8 y& I - font-weight: bold;
! I( o5 d3 I% U4 o' R - -webkit-transform: rotate(90deg);
2 T3 s3 z3 Z; B8 d - transform: rotate(90deg);
8 l$ f: o1 E2 l" D6 i n - top: -5px;
5 g# B7 L7 C+ Z# f; t - right: -15px;
$ U0 g0 f9 P5 u, V9 C - }
; V) h2 N. r* u. y4 t2 D - .dropdown-menu {4 X& v5 z6 s; j" W2 S2 H& Q
- background-color: #ED3E44;7 A3 e, w8 M! ]) v, A0 y4 f
- display: inline-block;
5 P" R5 Q0 @- ?% ^* L$ @8 { - text-align: right;+ d8 p; Q+ L) ^6 D& n0 {) E' i
- position: absolute;: f; g$ |5 y4 C% S' s+ Y2 n
- top: 2.5rem;6 K( N0 z# s$ G
- right: -10px;6 a: C1 A0 `& {3 F( J3 E
- display: none;
' f5 H5 s" v: c5 [9 |2 t7 t: x - opacity: 0;, J+ i+ h) e1 O2 _: g
- -webkit-transition: opacity 0.5s ease;
; v! Y$ p: ^& n' o) L3 [6 T7 y - transition: opacity 0.5s ease;' u" A5 j+ o' K; u8 m% b
- width: 160px;0 f+ o3 i) t1 ~ V& |3 h$ U
- }
' V; M2 J3 j) C - .dropdown-menu a {, ^+ ?6 X6 I9 a5 B- K( ?4 O$ q
- color: #fff;% A1 W- W6 b1 s' e
- }
& T1 R7 f! c: ?& X0 {6 e0 p - .dropdown-menu-item {2 t* r( }) L& ` |* Z
- cursor: pointer;* [/ y$ b9 w$ H- S. X; p& N
- padding: 1em;
# U. E2 S& }* ~$ z - text-align: center;
5 P8 [* p& | z( B0 u/ ]9 }5 A - }
' h7 |4 G( W/ I3 d! b; H+ X - .dropdown-menu-item:hover {
9 I3 `: N! b" S# |- e - background-color: #eb272d;
% Y& y$ v' `: p: y4 \- X - }
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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">
7 a. s, h( U% H* _$ s, a5 h8 | - <!-- Checkbox toggle -->8 m6 G) c' s. i5 P# S% w" u. |
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">+ d! |# E3 @% [" w- G% i- I
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
]2 g! Z! X/ ^+ ` - <!-- Content to toggle from www.mfbuluo.com-->
; N, o) W8 j* T! E8 D2 D( V7 y - <div role="toggle" class="toggle-content">6 C/ q' m6 I! u9 i% G2 U! W7 b V
- BA-NA-NA-NA!6 W& d6 ]# ~- m3 M0 r
- </div>
/ |7 e1 w0 F* _) C - </div>
复制代码CSS代码内容如下: - .toggle {
% C- R+ U7 w2 p - margin: 0 auto;
9 i& ~+ z. J! V6 Q) m% J. x - max-width: 400px;% ^6 s2 a$ T: x6 @( J) ?
- }0 R4 \/ z6 b X* E
- .toggle-label {. Z3 u8 v, s5 b
- font-size: 16px;2 ~, c+ S$ u- c* f
- background: #fff;# F) L* V7 s0 R2 I
- padding: 1em;& m: j4 w' D: f2 G- V( d4 N) d
- cursor: pointer;
" \# J h# F6 ]: N9 T0 e# @ - display: block;
- K4 `8 A6 D( M - margin: 0 auto 1em;- l: r# y# I+ B5 i8 c2 J! h( q
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
- [, F4 x x$ b - border-radius: 4px;
6 q/ j' y; |5 r5 Y; C' Y# P1 Q - }
. }& ^0 m' D6 A7 ?) p) { - .toggle-label:after {! Q4 Q! u! | I7 \
- color: #ED3E44;
/ o# k* q( T8 A- Q/ C5 v# J/ d - content: "+";
- U; G% f8 ^" R* z# X0 D' V - float: right;
1 _6 M' _- Z$ L' ~3 S- i& B/ S- _ - font-weight: bold;& {5 W6 B: E+ J: f
- }( d4 G! ~( t9 X) p
- .toggle-content {
9 V2 v* {" B! o1 {3 f - color: #B0B3C2;% T) L" [4 ?! E* H# ?$ c& N( J
- font-family: monospace;
c3 P' ~1 j3 S - font-size: 16px;7 X1 R" g% P* }
- margin-bottom: 1.5em;, v" c( p, k6 y
- padding: 1em;
8 K- p; x: W, K' ~& t- L ]0 ` - }
# C H4 A- `/ j$ G7 i$ c - .toggle-input {
) u3 u. W' J0 Q - display: none;
0 g7 ?9 `, B$ }! N. \; [0 x# ` - }
5 T3 n x, S3 m" i3 S9 t - .toggle-input:not(checked) ~ .toggle-content {0 C9 R) }( P7 D, f
- display: none;8 U) ?9 V' i! J
- }
/ g: O d- H* I3 Q4 H4 ]: b - .toggle-input:checked ~ .toggle-content {; m# o1 [2 z; P& Z) ^4 k0 Q- V6 N5 x
- display: block;
$ i l/ @; ~- {8 A& j' y2 H - }
2 T9 N1 G$ }4 k/ m0 K. J- _& b2 H - .toggle-input:checked ~ .toggle-label:after {
* \; N! Y/ k5 R* j/ Q - content: "-";0 z1 P5 z0 X6 t. `1 b
- }
复制代码 : w( C. V4 `1 c7 R
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