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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!">: A7 S. C( \( v. A, q
- Label for your tooltip
' P6 M( z! X5 X) [) v - </span>
复制代码CSS代码: - .tooltip-toggle {( }- B) U! X5 p2 m
- cursor: pointer;
9 `1 A+ b" ~6 t! _; F7 T- M$ z - position: relative;
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1 r5 L3 i+ q) k) q( S2 R4 L - .tooltip-toggle svg {
9 A! x6 V+ R4 \/ R - height: 18px; Z% k {" z! D u! w; J
- width: 18px;
2 N) [# m y; q3 @9 }5 o: {1 c - padding-right: 0.5rem;6 }+ P _3 S8 n, \" f, i8 ~
- }" {* Z. a1 {* r: ?
- .tooltip-toggle::before {, k) P ~' ^+ k! ]
- position: absolute;
6 G; k+ J* V2 e - top: -80px;
. _0 s* ^# R$ q5 F8 N1 ^6 ]8 h4 ~5 Y - left: -80px;: E. N+ O" j/ E* h
- background-color: #2B222A;, }9 ~3 e- N3 u( v& |
- border-radius: 5px; p" G$ i8 Q/ H- k9 q
- color: #fff;
& c" `7 X) h6 D! ]2 R - content: attr(data-tooltip);
' {7 S' ^/ N% ^ - padding: 1rem;+ w% ^ I- t" [6 B7 c
- text-transform: none;6 i3 F3 k, l; M1 U5 Z6 | ~
- -webkit-transition: all 0.5s ease;
, G" l. \' j, T - transition: all 0.5s ease;9 |! S8 i. ]4 S/ V! ~/ _
- width: 160px;% y& S' R6 |% Q! W: \' m
- }
/ l6 n# ]( {- p* x7 \7 g7 q7 p - .tooltip-toggle::after {
& U8 _" L: P; u6 K+ c+ V - position: absolute;! R A" S% {% I) O
- top: -12px;
8 N# T+ I* J* Z2 w+ k) O Y) D - left: 9px;% d8 ?4 `2 u( B6 {5 q
- border-left: 5px solid transparent;( N# t$ C: ^% Q8 Y3 h. O
- border-right: 5px solid transparent;
$ } N \, q# k G5 b - border-top: 5px solid #2B222A;
: y0 Q; i* ^4 C- r - content: " ";6 @9 p$ M- w q( |# V# z, s* U
- font-size: 0;
% S( O! R; B( D, A, j - line-height: 0; `5 c* l2 N& @1 S* v! c
- margin-left: -5px;
2 s8 r# p2 y, ~ d3 ] - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {! z2 d& O+ w6 t" t4 [" r; E
- color: #efefef;
$ R+ t2 L# p% Z# X" ] - font-family: monospace;
$ x5 {5 T# P# D - font-size: 16px;
/ E) I' Z Z! a* O - opacity: 0;
" B: F# z" j; o6 z. U% M% Z' l% _$ ?2 G - pointer-events: none;4 g. L0 ]1 O. o( @* a
- text-align: center;+ u- U h! U+ |4 r5 Q4 S
- }
& B' r; l- N( O& W& L; e - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
2 L ?8 x1 p4 J9 A$ T4 P- Z4 d, v - opacity: 1;
/ v) n# T. k- k, U( V+ H, { - -webkit-transition: all 0.75s ease;8 w+ J, c4 \5 U% ]# o3 P0 h& c
- 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">
1 _, k! P5 W ]$ G* ` - <ul class="nav-items">7 U% P7 b7 l& D1 F y( i# W3 y( O
- <!-- Navigation -->7 V' @/ B3 o# Z6 z( H$ i! |$ ^4 Z
- <li class="nav-item"><a href="#">Home</a></li>
! V- W' V2 Q/ a - <li class="nav-item"><a href="#">About</a></li>4 {; Z. o4 N6 ]$ S
- <li class="nav-item"><a href="#">Contact</a></li>! k! L# K+ b* e& C% b% ?
- <!-- Dropdown menu -->
1 l5 v6 M8 j! P4 a8 C+ [! X - <li class="nav-item nav-item-dropdown">) e, T: n) c* w+ G% e! L
- <a class="dropdown-trigger" href="#">Settings</a>: Q; l; P, Z0 o ^
- <ul class="dropdown-menu">8 i1 a. |1 q; q7 C B
- <li class="dropdown-menu-item">
, \ D1 f; O! y6 t - <a href="#">Dropdown Item 1</a>& S W. s1 \- I% s7 P6 q$ p
- </li>
5 t6 v: N4 f3 x! t' ~ - <li class="dropdown-menu-item">
2 @: G. t7 w: ^& m - <a href="#">Dropdown Item 2</a>1 K- @: ^! S9 u
- </li>
0 I$ D8 X" ^6 N' H - <li class="dropdown-menu-item">5 G1 r1 \+ b& _, J9 ^1 [
- <a href="#">Dropdown Item 3</a>
3 Q% `) }: p0 Y0 ^4 S/ A! F - </li>
5 ~, Q# N' ?/ o1 J9 p! S5 } - </ul>
/ _8 P" O4 q; n0 h$ C: s8 ]+ y' ^ - </li>: f4 b6 e6 U) T
- </ul>' Y9 S" h1 L2 t7 e9 O9 X4 T# B0 v
- </div>
复制代码对应的CSS代码如下: - .nav-container {' f! f" w( V2 N; S7 [0 X, C6 D
- background-color: #fff;& V A$ a _! Q8 }/ U5 q. i
- border-radius: 4px;0 l* B4 D9 q; s
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);5 m4 g/ {, Y* F4 I. F# ~9 ~: f
- padding: 1em;
; b+ O3 L# E+ J0 z; L5 F2 o1 m - border: 1px solid #eee;
6 E# e4 ~ w6 h0 K - display: block;
$ I% D: X& w$ j& y( ^5 K% w - max-width: 400px;
, o" m& e( p; Y3 t" z - margin: 0 auto;
$ y: H2 y9 O5 V5 b4 } - text-align: center;
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- ul,% S; X8 \5 H, D; B( n
- li {* O$ J* B9 J7 y( U
- list-style: none;5 T" l! a% [% D
- -webkit-padding-start: 0;* {6 Q1 \, x) \! T5 E7 A
- }
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r4 C" r4 h# x - text-decoration: none;) f! X8 a; l+ k! l; U$ A
- color: #ED3E44;) x/ B2 ]5 D; u
- }8 J7 _9 g3 r/ t( ~9 F2 n7 J4 v, f
- .nav-item {
: Y/ j: v! ^ _- A - padding: 1em;7 X$ k8 X( G4 n) r# j( d
- display: inline;
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- .nav-item-dropdown {1 \8 r( s" r+ U4 k
- position: relative;* z5 d! Z4 Y4 Y. J+ L$ {9 c
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- .nav-item-dropdown:hover > .dropdown-menu {
, {( o y% v5 Z4 D - display: block;( i+ G. f/ `4 e2 Y
- opacity: 1;1 W$ a" g/ O* w* x
- }
4 N2 j A+ ?+ H - .dropdown-trigger { m/ M# ^0 p I& w& j
- position: relative;9 E2 J5 ^* k9 j6 |# R1 d$ C6 F
- }; ]+ u: i. j& H) g2 L% ~5 u+ N
- .dropdown-trigger:focus + .dropdown-menu {
' N0 B: `$ C* t - display: block;
% Q) Q/ m# d# O; d2 o8 ^ - opacity: 1;
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- .dropdown-trigger::after {
, v3 q+ |8 ~+ E( O, p/ U! q* ~: O' X - content: "›";
7 d9 W3 g/ f# f' [" `* x - position: absolute;6 G$ _9 D" {% F8 G8 i& x
- color: #ED3E44;
: d- u4 {+ n. C) q - font-size: 24px;% d; a7 v+ w f5 s& }: ^) i
- font-weight: bold;
& @7 W. Q S8 ~( w( V/ z" `0 I - -webkit-transform: rotate(90deg);* w5 A; h% k7 f' C- F$ T2 ?% D8 `
- transform: rotate(90deg);
( t7 V$ j$ F, Z; A7 @ - top: -5px;
, O7 d5 x6 B" L0 k3 D' b( i. I - right: -15px;
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- .dropdown-menu {$ b1 M' d9 U$ z3 K' g
- background-color: #ED3E44;
' ~# U, K, m5 F0 N7 Q - display: inline-block;% I7 F! q2 L$ H+ a. I- r! t
- text-align: right;
0 `$ C5 _+ ]" E% q5 S; X1 z' r1 s - position: absolute;
# T- b* k6 i* e; ?/ w0 E& b- }9 W2 E - top: 2.5rem;% F, l) p, h) |$ h0 |
- right: -10px;
5 ]" D5 H* {4 t' ~( i: |* L) o - display: none;
/ e* U8 J ^ T9 h; _, L$ C - opacity: 0;
1 }2 _9 O' `2 n6 E* T% g; \ - -webkit-transition: opacity 0.5s ease;8 v+ `* p4 H$ i. j9 g- ~
- transition: opacity 0.5s ease;. a' J& e' ?4 W; h' z# w
- width: 160px;
0 F' }4 b, H* B, K3 n - }
. q9 |8 }7 f1 r0 `5 ~) d/ C, | - .dropdown-menu a {
8 M( ^+ R* W4 x; F' h4 R6 u - color: #fff;, l s& e9 {7 q, q1 X9 y* x
- }9 e6 E: n: Q' b! Y; {5 ^$ _% z
- .dropdown-menu-item {
! P1 j' Z$ G: V4 K5 i, C2 B - cursor: pointer;
- h* d$ [$ I' ~ z8 t u; L - padding: 1em;' z& W8 q* |% | h5 `) M4 D- Q6 D5 D
- text-align: center;* ~6 s( ]* d; T; B
- }' p' M: o j8 d: }
- .dropdown-menu-item:hover {, b& I w7 @1 c! Q6 E% u5 [* x( i
- background-color: #eb272d;0 ^1 l. }7 ?- t( \. R4 t! D5 {
- }
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4 x g: d9 F5 Y. C2 s可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">6 e2 S+ H6 F6 D
- <!-- Checkbox toggle -->8 s; ?6 O8 }2 x1 p5 x" ^1 ~4 _" Q
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
( o- F( V8 a" T I0 } - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
% _( X5 y1 |1 \ Y, f% [+ [1 Y4 [ - <!-- Content to toggle from www.mfbuluo.com-->. @: n. w4 d. p/ k, r
- <div role="toggle" class="toggle-content">
2 ]; U3 s' g9 y$ g1 Z - BA-NA-NA-NA!
& b( [+ a$ [% D/ H8 N - </div>
: O+ e& x$ i I2 g+ n6 i& }# ^ - </div>
复制代码CSS代码内容如下: - .toggle {
4 G w- p8 Z1 y" E/ P - margin: 0 auto;' y; _/ k; C8 M# r. c1 E- H: d
- max-width: 400px;
6 Y7 x9 J5 H% {3 M3 D& o - }5 s% [8 ?7 c5 w
- .toggle-label {
9 X0 g# H0 }' T$ `: w8 x7 O! R - font-size: 16px;/ J" _6 p# F5 X1 }. c/ a" ]- X
- background: #fff;
( Q1 x K4 W/ g* S5 c! @ - padding: 1em;1 b. l/ U0 ]' _
- cursor: pointer;, E/ t# N/ U4 F' G4 K& M
- display: block;
3 r! i1 U( _3 t9 b8 m - margin: 0 auto 1em;
* q' t3 l8 P7 f: I k - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
# N2 k0 a8 }2 G$ |* }5 O& o - border-radius: 4px;
2 [: s8 f* E9 Q) |4 Q% t - }9 n* S" ?8 A5 q3 m+ J% f5 f
- .toggle-label:after {6 [' T5 {2 O' E) `
- color: #ED3E44;2 H4 m" D+ Z9 E% k
- content: "+";8 X: A/ q1 F+ B- ]5 J$ e& b
- float: right;
9 w/ y: P2 l0 b0 T+ c+ j - font-weight: bold;* o4 |7 i; |+ L, O6 d
- }# ^6 c7 O5 V d3 f) _
- .toggle-content {& k h: \! ^9 n! U b2 X
- color: #B0B3C2;* Y0 O1 r4 _# Q: f ]) m1 L
- font-family: monospace;: h6 l3 [" R- ]$ i7 T
- font-size: 16px;( s- K6 c. O+ h, V
- margin-bottom: 1.5em;
3 U+ P' M9 c' G4 p - padding: 1em;
5 F6 O; ^6 b- T' _ - }& {9 S4 h0 m5 g1 o: R
- .toggle-input {; O, F8 f( V- e3 N
- display: none;4 U' S! I% Y0 [0 m1 L* ^9 C/ V2 m V7 U
- }
0 K6 I5 z* o/ s$ L. s8 P4 K2 p) e - .toggle-input:not(checked) ~ .toggle-content {6 p1 }( S A: g/ {
- display: none;
* S+ W* n: F5 H: g" k" J - }7 _; J! P1 I# f4 |5 ~* @9 S' U# d
- .toggle-input:checked ~ .toggle-content {
! D2 A7 o! [- o' p3 u - display: block;
- t$ v! W5 ?( Y0 y0 A8 q - }
{1 T" e$ `. F6 C! T: P/ J6 ` - .toggle-input:checked ~ .toggle-label:after {. `6 K4 F. h' k6 N
- content: "-";1 u8 B- }8 }) Z' f8 k( r
- }
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