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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!">$ N1 q, h: B) z `) E7 w
- Label for your tooltip. ~# p: o/ l' x6 [* z Q$ k w4 K0 ]
- </span>
复制代码CSS代码: - .tooltip-toggle {
, y- m2 U- X0 s l+ Q4 Y( M - cursor: pointer;
" `% K. e e5 R4 o1 v; q - position: relative;2 Q, s/ j' Q- Q M# s
- }! V }8 [4 P8 a) L% ^' l
- .tooltip-toggle svg {
, J8 @+ W' Z6 q+ ?. A - height: 18px;$ ^2 B( H) y0 H: z: I
- width: 18px;3 W$ Q2 t+ R+ [7 D
- padding-right: 0.5rem;
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- .tooltip-toggle::before {
! f' { P7 ^ U% G - position: absolute;. ^5 | j! A' L. a
- top: -80px;
) A7 O$ u+ {& E* Z4 @& T2 Z, ~/ r - left: -80px;
5 b6 w& E2 W" ` S - background-color: #2B222A;0 v$ J" ^& d7 l0 ?9 S
- border-radius: 5px;7 C+ r6 e# p- o6 p% G! ^& V" |5 o
- color: #fff;
* ?" Q0 u- l) J6 p7 o5 D! Z - content: attr(data-tooltip);
2 S' r( ~1 H3 _1 D( s: J( d$ u9 C - padding: 1rem;
( d( ]2 r* {7 h - text-transform: none;* }6 w- K) F9 v
- -webkit-transition: all 0.5s ease;
& E+ a! F. W- q$ y9 o' t - transition: all 0.5s ease;
5 B, D3 h6 B) ` - width: 160px;) a, Q- |0 H, L8 ~( P1 A
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- .tooltip-toggle::after {
& Y; i" D: s% W5 d - position: absolute;/ M% P6 c5 I# E
- top: -12px;% V/ M) M* h U8 n) k, z: k
- left: 9px;
" u3 u# {3 x: G& T - border-left: 5px solid transparent;
; E& j. a: s' n [# `, A - border-right: 5px solid transparent;
$ I& Q- }- _0 e# r& Z8 R( c9 K - border-top: 5px solid #2B222A;
; Y& [9 W2 C+ E i - content: " ";; Z: x @$ U3 p! j
- font-size: 0;6 G; `3 t9 ~7 k: e$ o/ e
- line-height: 0; i5 w! ^& Y6 P$ t
- margin-left: -5px;
' i4 y( J) h1 y - width: 0;
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2 L* z; t& m+ {2 c" Y; h: a7 h- c - .tooltip-toggle::before, .tooltip-toggle::after {* o+ k7 [5 y1 x- ^( C
- color: #efefef;
$ e w# L& \( L1 y |2 \: { - font-family: monospace;
: L( d* D9 D5 w5 |1 Y0 N - font-size: 16px;% Q! e; K9 p& S0 c
- opacity: 0;' e; A5 T. y* t: w: H8 K. z" S
- pointer-events: none;
7 ^# v4 r7 ] R* Z- C - text-align: center;1 K( Q3 b4 c5 G4 o$ ^" \: T& Q1 t
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
8 Z7 V0 `. {; z* R - opacity: 1;0 J3 _) H/ W6 M6 T7 f7 A
- -webkit-transition: all 0.75s ease;
% N) H' L- ?: n+ \8 r. D - transition: all 0.75s ease;
7 x9 y( N9 ^9 @& p5 O8 r2 X1 m& z9 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">
% A) w5 O+ \. g; _9 B1 m - <ul class="nav-items">
t1 d. l5 _& ]" r$ o. [* s - <!-- Navigation -->
* r. e6 U' i! `- E/ c7 y% v - <li class="nav-item"><a href="#">Home</a></li>
9 I2 v+ n: F) U, V T. W5 H - <li class="nav-item"><a href="#">About</a></li>
! K" Q0 t+ p- X& h - <li class="nav-item"><a href="#">Contact</a></li>) P: j- e/ ^( W
- <!-- Dropdown menu -->/ S5 ^( c' a3 c+ s, x
- <li class="nav-item nav-item-dropdown">
' x7 |+ n Z8 P2 s - <a class="dropdown-trigger" href="#">Settings</a>7 L+ z' f$ i8 O2 x8 o' L
- <ul class="dropdown-menu">! r% ~+ C8 L/ T; g
- <li class="dropdown-menu-item">0 f. v. q" N0 |9 L$ m% `: i
- <a href="#">Dropdown Item 1</a>
9 h7 I. e6 `4 m+ ^8 ^ - </li>5 a3 j* @. ?2 {- g: ~3 c
- <li class="dropdown-menu-item">: i* Q8 l8 r7 F& I. X+ y; ~( k
- <a href="#">Dropdown Item 2</a>2 `% a2 Z. `2 ]& y( a5 j! f1 A4 a
- </li>7 D/ j! U0 C' n l3 K4 K
- <li class="dropdown-menu-item">; O/ H9 ^' K3 @0 U) X
- <a href="#">Dropdown Item 3</a>- C* Y% _1 Z5 ~) X+ e* y" Q
- </li>
& \$ g6 Z/ z0 p/ l - </ul>, S: p' @1 }5 `. R. L& T# t6 }
- </li>. s3 `3 e: ?; B) w' B7 [4 d
- </ul>7 m0 t; G$ ^/ } q7 @: J+ B( ^
- </div>
复制代码对应的CSS代码如下: - .nav-container {
' K- y& C0 `- d1 b - background-color: #fff;0 Z. h9 U/ T6 W* |2 f" r
- border-radius: 4px;
4 U% w9 U; N0 @. q. B - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);) Z) e; L: _; r, R: T
- padding: 1em;
1 c* F: y U- `; X8 O* k - border: 1px solid #eee;5 G0 a X4 a& N1 r" q2 p' j4 S
- display: block; _8 U$ w6 h4 r9 k* c
- max-width: 400px;
4 {3 p' I% B3 n( [4 m z, S - margin: 0 auto;
2 u2 r# ~1 p) y. n7 c - text-align: center;8 i3 z$ o) H5 d N4 S9 w: b: Q
- }
5 Y- |( |7 |. Q8 G6 _) D6 v' [ - ul,
, \/ z J1 a1 l& X5 N6 ^# _ - li {
' G* `* n }1 S. ?+ E - list-style: none;8 Q E! m+ M. s( u( S
- -webkit-padding-start: 0;
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- text-decoration: none;& x1 W3 r. r5 a2 W1 r3 R* ?
- color: #ED3E44;4 o, E, L1 t1 P9 V+ N7 ^7 T
- }
) ~& k" Y( x1 n& P. `' _+ H( s - .nav-item {
* f w: y& |. T6 j h& k* e) [ - padding: 1em;
. r, `" W: r0 q, ~ - display: inline;
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- .nav-item-dropdown {3 ~5 E4 Y* [$ ?( }. v: b+ K, H
- position: relative;/ i; Q& ^# T& b4 F& d
- }
% M( E8 T# s1 Z7 G9 N - .nav-item-dropdown:hover > .dropdown-menu {8 z0 U8 {' X# ~4 p
- display: block;
: F6 d* h6 }3 [: ^7 f - opacity: 1;8 C2 G" j3 s; M, A
- }
; C- u" g1 s: f# I2 g - .dropdown-trigger {' l. c* @7 U' F* T
- position: relative;# R: }0 f3 h( p- z. ^
- }
7 `, ~6 O) M9 J8 I j c - .dropdown-trigger:focus + .dropdown-menu {2 H$ E( c8 y: I7 u" c8 u
- display: block;
$ d6 G9 P. u/ e% N" c! F - opacity: 1;5 C5 s' t& u- {, t' u
- }$ \8 Z- O& n5 `: N
- .dropdown-trigger::after {
' W0 A4 p, u. G1 u) L+ @ - content: "›";+ W& t+ {2 M4 c+ r& ?
- position: absolute;
2 I: ^3 U) @1 v - color: #ED3E44;
9 B% C! U' B* {4 D! w - font-size: 24px;* z$ T3 R! \; k7 p2 ^
- font-weight: bold;: y( V$ [6 O0 S6 ~- G A( G
- -webkit-transform: rotate(90deg);/ t4 k3 b; v" p! F: ^4 l
- transform: rotate(90deg);
! u& q, `; s5 g6 L6 O6 r; E: e7 I$ e. i - top: -5px;
/ ^) w3 k% l. z9 M - right: -15px;
- [" N" h( ~0 U1 F/ K7 M4 m - }8 w+ x+ X& T) L8 y& u1 j' P
- .dropdown-menu {; I/ n5 S4 [' P6 Z/ g4 S+ k
- background-color: #ED3E44;! q. X" v( W$ |) s, O" T( E
- display: inline-block;
% p, p* D6 W5 a; r - text-align: right; L5 R+ {/ g0 c2 b& } ?4 q
- position: absolute;
7 Z- A) H" D% R# u A7 p - top: 2.5rem;8 l1 r9 ] M e
- right: -10px;/ C1 J1 g% k1 D! K4 L9 V8 R
- display: none; h) q' ~. Y: G8 T7 Z8 Y; X$ M
- opacity: 0;
: D' U$ J- f( G5 @- N: z - -webkit-transition: opacity 0.5s ease;
M* A0 t2 F8 I* K. s( D7 U( @7 i - transition: opacity 0.5s ease;# Z. s" Q: q/ d1 L, ^
- width: 160px;" X% q5 U; g! f
- }/ A) x$ d8 g4 B* u7 v5 u# [
- .dropdown-menu a {
! e/ t' D# V2 T4 k ?( p$ c1 m - color: #fff;9 Z0 w \0 j. c8 {$ w
- }( n) M7 J# ^' ^/ \3 K
- .dropdown-menu-item {
2 d7 s' \9 V* [ - cursor: pointer;
/ Y- x! l( ]8 d: z% O& \ - padding: 1em;- k) P9 m, o, k$ P& h3 ]
- text-align: center;
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- .dropdown-menu-item:hover {
, u0 j# s/ m8 n$ Y- O6 z; i - background-color: #eb272d;
5 y0 S+ X4 ]* w* w - }
复制代码
0 ?4 D7 ~' |! u可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
: r' o. |6 ^, o3 w$ i - <!-- Checkbox toggle -->
. P1 L: @9 u& f) \( m2 W - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">- ]& L% _0 Z, _$ A3 a. Y
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
4 b, V- i4 f2 ^. P! Z6 F% V5 F - <!-- Content to toggle from www.mfbuluo.com-->
9 W% b5 y5 @% k6 A K - <div role="toggle" class="toggle-content">
# y `, X0 [. } - BA-NA-NA-NA!
: l( ^; I; c4 U0 M4 Z1 ~* Z' M* ^ - </div>
; _/ L' W: b# ~! l$ c/ k4 D - </div>
复制代码CSS代码内容如下: - .toggle {% L1 _1 \( B! |
- margin: 0 auto;$ q- ]8 v& W" Q3 T( f" T
- max-width: 400px;* |" Y$ J. v7 L. H/ r; j
- }
. g/ Y1 t0 @4 S- Y - .toggle-label {
) |+ B4 n5 o, Q; S - font-size: 16px;
! j' @$ q7 Y9 _( d+ Y6 @ - background: #fff;
' ]4 ^5 n1 x' r7 ^5 J1 }6 [ - padding: 1em;
) M. m1 O- g; }8 i - cursor: pointer;
+ k3 E9 q" v7 f8 U - display: block;/ E. w ^4 E/ x. P
- margin: 0 auto 1em;
( r( m! n4 n5 Q) i w' h3 Z - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);3 ?" q: D: c. W7 J
- border-radius: 4px;$ w8 W) t0 q! w' r+ X
- }1 o8 I! C% ?' O& K m
- .toggle-label:after {1 r2 Y$ ^' ~- r
- color: #ED3E44;: K: c* Q3 b: f+ y" k D4 q! H# H1 B
- content: "+";
7 O& P% w# u1 R) M, {1 j% x: C+ L - float: right;8 M$ U$ ~0 _2 i5 k \) b% `
- font-weight: bold;
, J, B6 L+ t5 f" U: J+ k- y - }
/ o0 `! H3 F7 A7 }/ G( I - .toggle-content {
, |9 T1 d- u# }# s - color: #B0B3C2;
/ Q) a/ ]+ G$ f) y9 { - font-family: monospace;5 U8 Q+ c- \3 d
- font-size: 16px;2 ]$ p1 @$ |) [0 a; i7 E$ f5 {
- margin-bottom: 1.5em;
7 N% e* x- w. e6 ?+ S0 ` - padding: 1em;5 Y0 h7 F) J! |- ]
- }
1 J8 j9 ^' P4 h. ?' g - .toggle-input {
2 _% |0 B5 p& d, T% E; n - display: none;# P% j& I, q1 Q: S& m
- }
s' b9 x! m5 g/ }/ | L0 j% a - .toggle-input:not(checked) ~ .toggle-content {
9 m/ V4 f* {) @- O - display: none;
7 @# `3 b7 v5 ]+ n$ ]5 C/ h - }
+ p3 E9 h. J, w e6 d+ c, M9 @ - .toggle-input:checked ~ .toggle-content {
; r1 X- \$ ]1 e2 n6 m2 s - display: block;
8 s {& m6 w8 p* @6 c - }
' r( a! ]! v' q' x - .toggle-input:checked ~ .toggle-label:after {
6 A2 H0 J% R# `% j6 Q - content: "-";& ?! I" }6 ]8 \8 C1 D
- }
复制代码
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