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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!">
; F2 v- Q+ J1 T: P7 x7 x - Label for your tooltip. D9 B' U V8 W. n ^/ e- M1 ?
- </span>
复制代码CSS代码: - .tooltip-toggle {
! W: W! N% \& } - cursor: pointer;
5 y( M5 S! U) s) ^5 V - position: relative;
4 E# M% `- t( h* @: L+ ] - }
- P* z% g1 L: a1 y2 o# ~. U - .tooltip-toggle svg {
& a- ^, y) ^- `5 A - height: 18px; Z+ p7 h* u+ F1 E: s) d. V$ i% d
- width: 18px;1 C0 W" T" N& ?* y! v8 h
- padding-right: 0.5rem;( i. R: k: x/ N+ e" ]6 H
- }
1 s" b7 _8 @7 O6 \ - .tooltip-toggle::before {
) }3 e! \. f* l* L, R0 Z - position: absolute;
2 o; L |" K8 N2 A3 f: t - top: -80px;+ L5 y7 D* C8 N1 _" j) C0 o
- left: -80px;
% w4 [1 E/ v: c' \" s - background-color: #2B222A;
* ?" Z" f H3 y0 B$ V' y# w( {5 f - border-radius: 5px;
) R. G' T) o% y9 y7 r - color: #fff;
( a1 N0 w6 I% C; ^ - content: attr(data-tooltip);
~4 g- h H. b) |2 J; d - padding: 1rem;+ O7 D- z- Z- @2 ]4 F! R2 G. o4 m' a/ y A
- text-transform: none;. @* Q# g) H& F3 {( A. Q. H/ V; K) M
- -webkit-transition: all 0.5s ease;0 W+ m' M8 G) G. z8 a' p7 F
- transition: all 0.5s ease;
" I- D. d' Z# V# a - width: 160px;
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- z, ]! C9 `: V9 ~. ^) {. n - .tooltip-toggle::after {
, h6 @ L# \: N* L3 R X - position: absolute;, m1 \+ k8 \/ u0 N$ r
- top: -12px;
. u! F8 ^ @, k; f- e$ ^ - left: 9px;
& k; ~* q" g2 l" c8 F& o/ ?& e# L - border-left: 5px solid transparent;: w" J! F$ S$ s7 z
- border-right: 5px solid transparent;! d# h- n' q( R- R0 A$ \( V+ p
- border-top: 5px solid #2B222A;3 k! x# D. @# m j: n- E) b
- content: " ";
* f$ n. E$ y$ u% N - font-size: 0;! O" H Y* W, S- @' c& |
- line-height: 0;* a* X2 r: i6 v1 V
- margin-left: -5px;- E. n2 h9 g$ h5 N! a: @+ u- [; D
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {7 q8 k @; Z( A5 X1 b L" ?
- color: #efefef;+ L+ S& ~: [* y0 t
- font-family: monospace;9 C* Z. E" Q0 ?6 W5 u5 |( O
- font-size: 16px;
4 ]8 W2 @+ v& r: w6 g - opacity: 0;
9 s9 q V- q& i - pointer-events: none;
+ n3 B9 n: o, H, E8 B" { - text-align: center;' G+ I0 q! U O9 V
- }
1 V2 `6 V7 [( i& X' { - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
% ?9 F5 {, r4 Z' R! T" ^% L7 {$ | - opacity: 1;$ j$ A( L7 [5 w4 I9 P
- -webkit-transition: all 0.75s ease;
1 r7 o( m, ?4 s- S) z: \* s% ~ - transition: all 0.75s ease;
. a: _6 x/ u9 y# ?. L1 g - }
复制代码下拉菜单 如果你想实现一个简单的下拉菜单,你可以通过 CSS 的 :hover 简单的触发菜单的隐藏. HTML代码: - <div class="nav-container">! A/ c$ c. U9 ` Q: l
- <ul class="nav-items">% s+ Z$ x$ t! A7 L
- <!-- Navigation -->
( o* {+ ?5 o( [9 A - <li class="nav-item"><a href="#">Home</a></li>
! a: G0 g7 F( Y2 K# \) B' x - <li class="nav-item"><a href="#">About</a></li>. L0 h1 V c! j, o9 A9 f
- <li class="nav-item"><a href="#">Contact</a></li>
5 ^7 d; e& X* r0 N j( \ - <!-- Dropdown menu -->
- n) P3 P" ?1 O! o* u - <li class="nav-item nav-item-dropdown">
, _, t6 F, g2 Q2 U# R L$ o! r - <a class="dropdown-trigger" href="#">Settings</a>
! `* [- ~! X9 f$ Q. K/ _ - <ul class="dropdown-menu">) O1 o% T% Q" l% C. n. I2 _2 A
- <li class="dropdown-menu-item">
* Z; i }3 O7 k3 t7 \& Y5 v - <a href="#">Dropdown Item 1</a>
: `, v* S/ H: S$ i9 U - </li>2 i9 u' @7 F Q( ^/ g3 Y
- <li class="dropdown-menu-item">" L; V5 ?* `$ R. E. `: }! y+ ~
- <a href="#">Dropdown Item 2</a>
* k! t% Y5 J$ G1 u( |" I ~& ^ - </li># W7 ^# R! n5 J% p7 k: U
- <li class="dropdown-menu-item">
& B: j/ f! t& G5 `" l" U7 { - <a href="#">Dropdown Item 3</a>
+ {. v0 \7 U) ~2 K8 ^* N - </li>
' R1 _% b$ @1 d4 n7 | - </ul>
2 h5 G& `, x- ?6 y2 X, ^" h2 g+ } - </li>9 p, m* u* E6 r( ^
- </ul> [/ A6 { \& }2 E
- </div>
复制代码对应的CSS代码如下: - .nav-container {
! o" s3 m* u; g% a- b - background-color: #fff;& g. [ h$ Z1 T6 x: q& S
- border-radius: 4px;
, u6 z9 {( c, ]1 `5 M% }1 i8 |' o - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
; D& O2 D2 Z& S+ k8 i' U - padding: 1em;
" V2 w' q% r. z7 C# C' e& m2 G - border: 1px solid #eee;
; d1 D2 Z8 s: T+ c/ i - display: block;
9 g+ u0 K3 M+ M - max-width: 400px;
" }* N8 s2 |8 f% X9 C- M4 U$ W$ B - margin: 0 auto;
( |, q! \: V' S' j, J - text-align: center;% U3 _& X# o& c. x' a6 }
- }
) y0 d1 X q6 d$ l, Y. B9 r1 p2 D - ul,
1 p$ Q; K/ B6 F - li {
; j6 w* Y+ Y8 m! @. N% {, a8 `2 i - list-style: none;. C/ W& P1 m8 y
- -webkit-padding-start: 0;5 n4 U' S9 o5 I) ^
- }
& M' F3 F2 C2 R, v* D# q& | - a {
$ o( b8 `# {, @9 J' x/ ]6 u - text-decoration: none;
% G* v0 {5 e3 M7 X {( r; Q - color: #ED3E44;1 T [* j( k7 d' P3 ]( I. @
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- .nav-item {
/ S6 n) Z9 P2 A( T4 s/ `) i# l - padding: 1em;
7 r/ Q% s1 w4 l: {1 X7 R+ ] - display: inline;
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- .nav-item-dropdown {( f3 a3 n, z% W8 h' y( L$ b6 X* o+ D
- position: relative;
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# \, [" W; I" A. r3 A - .nav-item-dropdown:hover > .dropdown-menu {
% X# b/ k' `9 ]3 ]# H - display: block;
# k& `! N+ m8 g/ ^ - opacity: 1;% r; F" Y* X" j% J9 S. d. j. d
- }' P4 v8 i0 @, D
- .dropdown-trigger {
M0 C0 F- O3 e. A% h - position: relative;- \, S6 P0 N/ D
- }
: ~: f/ V. z% ]' F/ h/ H9 n7 M - .dropdown-trigger:focus + .dropdown-menu {( ^+ u% q. r; Z- W7 |2 J: `
- display: block;; F( R" l+ t0 T1 g* t9 h# Y( ?
- opacity: 1;5 o/ o+ A+ x5 k+ f
- }; b' y3 w% F: [* J
- .dropdown-trigger::after {% F0 b" U6 y {
- content: "›";
3 w! i9 }) s% U+ }2 ^ - position: absolute;3 ] U2 q& p/ O" V& w9 s. n7 ?
- color: #ED3E44;: \! C8 d5 C, u7 p, x$ S8 E
- font-size: 24px;
) l" `9 T# ^; q7 a" b1 V* Z - font-weight: bold;
5 n" L8 }8 h) ^5 [ - -webkit-transform: rotate(90deg);2 B6 ]" C: {) a+ K4 C8 Y/ r) L9 q
- transform: rotate(90deg);
# w' d" u5 W5 P) o; y" h& T4 e - top: -5px;+ l+ _% |' q: N% m9 y+ J
- right: -15px;
8 {' |$ ` H& ]7 ]2 t+ @ - }
& _0 O* P/ ^6 f7 @8 S2 B. n% p' L8 E - .dropdown-menu {
- @1 E; v7 f; x$ \7 F, t- f$ s+ k - background-color: #ED3E44;7 B/ f) G2 |3 A! |
- display: inline-block;
) s( h W# J0 Y) ~! t, P - text-align: right;
" V' Y" \. P7 P - position: absolute;
1 [1 b7 u6 v7 v5 v! c, o - top: 2.5rem;, t9 Z* Z7 n8 u1 M) _8 K' v
- right: -10px;
6 Z7 e: {# ]! c8 x0 t, D- N - display: none;
/ c, v# n# {: `* R7 O5 e( g" d( ? - opacity: 0;
" ?* H* v! `9 z) Y0 ? - -webkit-transition: opacity 0.5s ease;
7 P& `/ W6 s; Q4 e - transition: opacity 0.5s ease;
: p$ E7 T8 A$ _# {& {$ O - width: 160px;/ _/ i; P/ k# c8 {9 h3 V. O$ V
- }6 V& ?! \* ~( a; q1 p' {6 h. K3 \
- .dropdown-menu a {& T1 H' ?3 W% H7 ` E- ?
- color: #fff;0 p+ i+ S) A3 B( Z7 C2 o
- }* O/ U7 H( c8 o0 H8 `) M
- .dropdown-menu-item {
3 _# c _, R; \4 o - cursor: pointer;
: k, B1 C3 H, s" P- V0 L6 I$ I - padding: 1em;( k# J9 g$ ? M
- text-align: center;
" V9 a4 x& Q! V0 T( O - }
% V8 ~6 N- M2 {4 h5 D2 M - .dropdown-menu-item:hover { K/ _# \/ c3 }$ @) f" \- x
- background-color: #eb272d;# r) e# P1 ~2 h0 }0 U3 r4 E
- }
复制代码 9 U3 M0 s8 h+ e# a+ k/ A8 B/ g
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">. e# q ?- x5 t$ D; q. c- K
- <!-- Checkbox toggle -->6 z/ B! J2 G, B& W0 ^- J
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
: ?' T5 e# u% @3 k - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
; c# b* o* t+ q - <!-- Content to toggle from www.mfbuluo.com-->
7 B, q9 U7 q1 ~9 F5 W0 [6 v. K - <div role="toggle" class="toggle-content">
7 J6 `$ {( H/ h/ {- G% T7 r% I9 e) X - BA-NA-NA-NA!
4 k0 H5 D y3 L8 f- U; |& t8 A - </div>
! z* y2 \$ R _. H. X( r9 b - </div>
复制代码CSS代码内容如下: - .toggle {
) \8 J( T8 S* l) } - margin: 0 auto;
m- X H1 P# S- G5 P. A6 Y - max-width: 400px;. \! M! B- k' x" a
- }1 c( D" F6 Q: {. {& F4 K. {4 o
- .toggle-label {
* p7 z1 l+ D% l6 G; f - font-size: 16px;
6 ?7 w2 s; w: V U - background: #fff;
" O: C- N6 e# _ - padding: 1em;: k2 Y0 d- P: a5 Z4 p* Y3 j6 v
- cursor: pointer;
* I/ {) S8 K0 }# Z5 \ - display: block;
1 T$ m6 R1 ]) I7 o - margin: 0 auto 1em;3 I/ s/ S; x" s
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);& S6 ^5 m; p2 R) [6 b* s0 z) V4 T
- border-radius: 4px;/ W2 z, O( n1 \& _
- }
( V5 z/ O9 X- }8 \9 V - .toggle-label:after {
% R* ]; }, z. s0 b! S1 H - color: #ED3E44;% U$ N0 _6 @0 Y8 d4 I
- content: "+";9 Z5 T) a0 w% N+ c3 l9 Q" c& Q1 u3 }
- float: right;4 U. u# _4 @% e
- font-weight: bold;
+ {) o: _: E+ W) F- g - }
* [; z- X; X/ n( [4 ?; v. O - .toggle-content {
& c$ U' @9 }1 G& z0 Q* ~ - color: #B0B3C2;- W5 h! }" x5 Y/ H, A9 ]) t# |* q
- font-family: monospace;
& K6 }* @& Z `# u - font-size: 16px;
% w$ W# V8 [' P* b& U9 ]# [# ^ - margin-bottom: 1.5em;8 Y7 z# S+ g0 h2 [5 _
- padding: 1em;
6 @- @8 L f; k8 B - }
* ^- D& t. B* O! \ - .toggle-input {
: E) N' h) Q7 x3 j% c+ ` - display: none;
+ I. t' i1 ^4 X& q0 i( a - }/ d: J3 R% w1 ^6 v
- .toggle-input:not(checked) ~ .toggle-content {9 j# B+ w: J, z% i
- display: none;
9 Y! H( D8 \. i& C0 I0 X - }
9 m# U/ j$ L' f' q- Q: a - .toggle-input:checked ~ .toggle-content {( _$ m' K! D( W$ v( ]7 L- ]
- display: block;
# J- O7 p, ]9 | - }
9 B# K$ F% i2 \0 Q' n, l4 s - .toggle-input:checked ~ .toggle-label:after {
& g! Q0 f/ M6 f1 ? K - content: "-";
3 T$ l. p% g2 x3 G7 k# O - }
复制代码
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