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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!">9 P1 V! B5 }0 |0 ^7 \
- Label for your tooltip- V: ~4 C' i8 U; G% ], T, `9 ?( ]
- </span>
复制代码CSS代码: - .tooltip-toggle {
1 M, `5 j8 r" K- U4 z0 z" Y5 e - cursor: pointer;
& Z" w0 m0 U6 C8 b - position: relative; v/ q C/ H) w! G+ i3 {2 x
- }: d8 I- b/ n8 i2 R9 w6 r
- .tooltip-toggle svg {( h7 g/ ^0 Z* T1 y5 w. i
- height: 18px;! ~2 b$ j% H8 u" Q8 F: ]' j
- width: 18px;( Q8 N Y% c5 f# h- E( _; z8 h& f
- padding-right: 0.5rem;3 L/ K" y* ]" N5 \6 m) U6 s1 l
- }
8 {. T9 K( D/ q, a - .tooltip-toggle::before {
) o+ E0 I& q/ I% G" }% z3 t, h/ b - position: absolute;
0 \& G9 i1 r, J9 r# c9 Y' t1 O c - top: -80px;
1 C6 |( @# ^; O) s - left: -80px;
- q" m7 B6 `* {- F - background-color: #2B222A;
. ^1 X4 g; S [2 o - border-radius: 5px;
$ v7 E% O! i& t) A% J( A, H - color: #fff;% T/ w4 |6 O2 ?8 T9 s. b: q
- content: attr(data-tooltip);
8 |) i3 P& g7 R, W - padding: 1rem;
7 M- T" ]7 f( n! S0 S. K, s - text-transform: none;
# U% h. D7 v1 d$ ~5 C. F5 d - -webkit-transition: all 0.5s ease;$ h+ d d6 z$ M& g) w4 H+ }
- transition: all 0.5s ease;
6 ?/ |3 W$ z) z - width: 160px;
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- .tooltip-toggle::after {( M9 N7 W2 c- H- X( A
- position: absolute;
! V4 u' B* u; O; ?! G - top: -12px;
7 M! ?0 q& C8 o5 b# B - left: 9px;
) b1 w# ]% ? o$ m8 n i - border-left: 5px solid transparent;: k d {* i( S9 f# q; w4 k
- border-right: 5px solid transparent;
; S( m' T# f3 _% s, m/ T - border-top: 5px solid #2B222A;
! e# H0 M7 l! R$ I6 ^5 j - content: " ";
1 ^1 q1 k9 `0 ~# ~9 g$ `9 J8 e# A* M - font-size: 0;
" G& B1 ^4 Q! l, \ - line-height: 0;; I: `- g, M/ ?6 U0 m
- margin-left: -5px;$ w! I( W" v" D0 C1 i
- width: 0;0 f( Z$ [1 Q, @$ s7 M
- }0 D! i$ C3 m4 I: h, ~4 {
- .tooltip-toggle::before, .tooltip-toggle::after {/ y( F: q& Q3 c7 E9 c3 I
- color: #efefef;
, ?/ C8 \. \6 Z3 c - font-family: monospace;
' t9 G# I) l' j5 Y - font-size: 16px;
8 ~; Q, r+ n- {( M% O& a - opacity: 0;
: p+ H2 f4 w1 X# [9 q0 i - pointer-events: none;
# G. o' k; q+ b0 }2 F - text-align: center;. V, K- Y8 |6 N+ [& }$ Y- Z
- }
4 j) h: y' h- R4 _! Z) e - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {* V3 g9 J1 l( Y
- opacity: 1;2 z S- h: u( [5 k7 e1 A* d
- -webkit-transition: all 0.75s ease;
. G! h( s8 p% G% B- d - transition: all 0.75s ease;
+ b" x/ q& E) |" V, z3 N - }
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">& w# ]2 X6 F5 q' B6 i( a2 E
- <ul class="nav-items"> q( F I1 n& d4 F, U
- <!-- Navigation -->$ W: k) {! ^1 u1 Z+ q0 Q
- <li class="nav-item"><a href="#">Home</a></li>, d8 o; Y2 I4 w1 l8 o
- <li class="nav-item"><a href="#">About</a></li>
- k; c7 V% j0 o" z/ }8 ] - <li class="nav-item"><a href="#">Contact</a></li>9 E. y) e* \: o8 q1 t1 y
- <!-- Dropdown menu -->
m. S0 Z" X& Q3 i; T0 ] - <li class="nav-item nav-item-dropdown">( q. {8 a! f( Y; y0 l; _, A
- <a class="dropdown-trigger" href="#">Settings</a>
# |0 a' A6 @+ T" Z% O - <ul class="dropdown-menu">& C$ l' S# u# n6 |1 g3 D- x
- <li class="dropdown-menu-item">" g' L- L3 S B/ J: }9 x
- <a href="#">Dropdown Item 1</a>8 E+ V% ^1 Q3 j6 ^: \- K
- </li>
4 N) @, u$ {3 U( L. I& {( {/ j/ {/ G - <li class="dropdown-menu-item">
( N$ T" H7 h, s% e - <a href="#">Dropdown Item 2</a>( m, t: {. M \' P) [; U2 j" V; [
- </li># q3 o( E7 F `; j% V; I8 I3 U! X
- <li class="dropdown-menu-item">
! B# w" @+ j" ~9 u/ j* [ - <a href="#">Dropdown Item 3</a>5 V7 s9 ]$ ^4 U, g/ |- c- k" _9 T3 R
- </li>( @) E/ f: q& p* e! k
- </ul>! V4 `8 J1 J9 p3 H
- </li>
6 V7 ]. T) j0 [' g# s* z1 E1 @ - </ul># O9 o7 g3 ]% e
- </div>
复制代码对应的CSS代码如下: - .nav-container {
/ Y" W$ A* Z" [7 s1 v& L, ? - background-color: #fff;
7 U& v! a: a' z6 [ - border-radius: 4px;
' q6 D6 g( m' h; g% |6 O \ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);4 A# B0 @, S6 a! k2 X9 o9 E
- padding: 1em;
) M; E1 u6 }; F- J& B; g | - border: 1px solid #eee;7 I9 e% v& o& f8 W
- display: block;4 S( V) p# u6 Z7 u! O; }
- max-width: 400px;
6 m- o. q& u# P, Q8 ^5 \; `5 y - margin: 0 auto;5 P4 Q+ T; k7 t0 v/ p5 k
- text-align: center;1 f5 _4 h2 r1 K& w! e5 E
- }7 H6 N) ^5 O" E i7 M* c2 O4 ]
- ul,' n: n1 g& a Y) a# u: E6 b1 F/ ?
- li {
' Q. T* k. K8 r2 E* V - list-style: none;
' m& a2 Z, k \, o0 i - -webkit-padding-start: 0;$ `* q* t- I( I3 _
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- a {9 I, T* B) k% I8 W+ n2 z6 E. g
- text-decoration: none;
3 Y, e! p* I6 S - color: #ED3E44;
& @4 g- s5 s1 n! \4 c" M - }
1 m7 X4 j; Q) j S+ f" i! J - .nav-item {
, e) W0 b4 [$ }9 [# X; D - padding: 1em;
+ E+ b" D5 Q l9 J( C - display: inline;
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- .nav-item-dropdown {# g: [/ [2 w1 z- G$ o( j0 ^0 ^
- position: relative;
5 O" f3 g& q6 H# e( I - }
% s! E2 T* D& T0 t2 J1 J - .nav-item-dropdown:hover > .dropdown-menu {
8 G. f3 }2 v8 [. ` - display: block;
! q4 L" v+ w, I/ c( S" J! s$ @9 Q - opacity: 1;
7 G" [5 `5 m ~8 { - }
. X5 b' Z! @) h: Y' } - .dropdown-trigger {
' |: B3 ?. J! `' ]% q6 h - position: relative;6 L4 @) q9 Z8 w) K0 p# a) b
- }
1 _/ C# |+ }! _8 B+ [ - .dropdown-trigger:focus + .dropdown-menu {( z& @* ~+ s+ Y8 ~& q
- display: block;
" r* o. ^$ d7 N0 |; U W; H - opacity: 1;
, h1 }1 G5 g @: X. t! a% ]" S - }
- Q+ S% H ]( i3 _ - .dropdown-trigger::after {
$ [) _4 E& Z6 g" s - content: "›";2 a7 A W0 g; f9 }, k
- position: absolute;; L& {9 o% Q: R7 R7 u
- color: #ED3E44;! U% n3 s* G, F: q: I" q
- font-size: 24px;
+ F+ U" B- K8 Z; Z& j3 d/ D - font-weight: bold;& K& V, z' m5 p& I
- -webkit-transform: rotate(90deg);* X8 A+ J# T+ S' Q8 W: K* `
- transform: rotate(90deg);
1 q6 u( }/ _' R) u9 L - top: -5px;
# Q9 T! j; a/ |% G8 N& C* _ - right: -15px;
) ^# W9 l* @. G - }* a! V. g/ b7 @" Y5 m
- .dropdown-menu {
7 G7 e! Z$ e# p1 b* o - background-color: #ED3E44;
: T- d7 z+ z" s' d3 V9 Y8 X - display: inline-block;( ?$ {( Y% u9 A* H
- text-align: right;9 h0 D/ a6 C/ Q& V8 A+ {
- position: absolute;
, \# ?0 ^6 l! n9 Q. v - top: 2.5rem;
% b8 G/ D) |' ], C - right: -10px;
. x8 _3 ? t _1 d0 k- ?4 V6 [# X - display: none;$ l4 b& W; ^" u8 K* |$ z) x
- opacity: 0;
/ P: _0 k! Q* G- y% I - -webkit-transition: opacity 0.5s ease;
' i# C8 g# E5 _2 y - transition: opacity 0.5s ease;
' A( E+ {- l5 O7 }7 K! U- t R - width: 160px;: n8 R0 o+ B7 y. m
- }
5 M8 y) G/ a: Y3 }" R0 s - .dropdown-menu a {
2 g! U" l- c) l9 T9 `1 X - color: #fff;/ [2 S- h+ B6 S3 x% g
- }- u- J- v3 m" r) s& v9 x- P
- .dropdown-menu-item {
) ^/ a( }, j( u7 t% r - cursor: pointer;
1 B( Z/ o7 D3 F$ D7 K6 G - padding: 1em;1 O P) M$ y0 w) {. \; s
- text-align: center;
& E) A' K8 I- h" R - }
% k# n w) u- U! H: Z - .dropdown-menu-item:hover {# \2 A; ~# i, J- g: I6 k& P
- background-color: #eb272d;% M+ i% ]- k" C7 P1 Z9 r. H
- }
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6 L0 V1 I7 o+ i/ \; a2 b5 p3 G可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">6 L# v j5 f+ _8 [/ H8 @/ O
- <!-- Checkbox toggle -->1 d2 u7 ]. O4 O; B8 k0 d u# }) ^
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
`3 S; r* d7 [1 ^ - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>1 }# ^( F, r3 U, l$ ~' v3 Z$ p& h
- <!-- Content to toggle from www.mfbuluo.com-->
. p# ^/ W2 B2 m1 E: [ - <div role="toggle" class="toggle-content">3 [$ d/ ~8 J8 Y2 D2 S# |* R
- BA-NA-NA-NA!9 S6 I6 h$ d2 a% J9 S: z' e
- </div>' E- |3 Z# ]* Z# S# W+ Q2 f
- </div>
复制代码CSS代码内容如下: - .toggle {
: j. X- P; o; P - margin: 0 auto;" Y* ~6 g+ d5 f: U$ h. q
- max-width: 400px;
9 a+ K0 g; n! M* } - }5 r2 F# u, K5 g& ?+ S0 G3 a3 N* h
- .toggle-label {
% r% ?6 I1 |, X6 L - font-size: 16px;& d0 ?2 k1 T# P7 @, T: K
- background: #fff;9 F r; u( G; F3 ~0 h$ H
- padding: 1em;
! B, s! @$ |; ` - cursor: pointer;0 K! M! w* R1 R1 `( U k5 s
- display: block;$ X6 \9 i. T+ P2 n
- margin: 0 auto 1em;" j7 f+ _3 `0 X% V, }
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);* R( a: s) \& }# o
- border-radius: 4px;
8 O I" Z8 b8 d( w$ u n6 D& b - }, z- G. G: p, c) c
- .toggle-label:after {
* n7 V9 z3 a6 E: C% U - color: #ED3E44;; i% @8 `3 w: ~8 B. E" }" t
- content: "+";
4 L; c1 ]: o" _ - float: right;: C8 m/ I7 R& U0 m& v
- font-weight: bold;
5 _! L4 N' `( {5 J - }
: F, ^" Y# a/ L; n: {# W4 H1 Z - .toggle-content {, x- F$ [0 | x
- color: #B0B3C2;
5 D, t& u+ \, P8 M: e) Y! [/ t - font-family: monospace;
, t; `2 N0 ?, a - font-size: 16px;) ~/ m+ P6 M' w8 |, h
- margin-bottom: 1.5em;7 u' ~" Q4 A4 [; e5 o& c+ ]$ w4 e
- padding: 1em;0 a6 r3 o7 a, S8 ~- ^$ F
- }
$ a8 z. J) c: W$ L; n) u+ D$ g - .toggle-input {
9 {; u5 V% l; u' M0 n - display: none;! E6 F4 g6 V. ^" I
- }
/ U# J$ t( {2 D$ x5 F+ a t$ ? - .toggle-input:not(checked) ~ .toggle-content {' L. f' U" z# w
- display: none;, ]( `: Y1 c( z2 b# J
- }
$ i n0 q6 D# {2 E: A4 d - .toggle-input:checked ~ .toggle-content {
+ W2 r7 @5 o6 W3 J$ j - display: block;# n# o/ A4 T- g H! d1 d
- }, T) z. r. X4 `% g6 W0 Y, f
- .toggle-input:checked ~ .toggle-label:after {
4 E% E J2 @' k, F U' n! ?: h! W% W - content: "-";! d2 l. j! r. {/ j' T0 o
- }
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